<?xml version="1.0" encoding="UTF-8"?><rss xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:content="http://purl.org/rss/1.0/modules/content/" xmlns:atom="http://www.w3.org/2005/Atom" version="2.0" xmlns:itunes="http://www.itunes.com/dtds/podcast-1.0.dtd" xmlns:googleplay="http://www.google.com/schemas/play-podcasts/1.0"><channel><title><![CDATA[TexasBocaChica (PL) ]]></title><description><![CDATA[Przybliżam naukę i technologię w kontekście podboju kosmosu w XXI wieku. Swoje artykuły kieruję do wszystkich, patrzących w przyszłość z ekscytacją. ]]></description><link>https://texasbocachica.substack.com</link><image><url>https://substackcdn.com/image/fetch/$s_!EYVr!,w_256,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb6935fe6-de4b-47e6-9869-c70d417c4407_512x512.png</url><title>TexasBocaChica (PL) </title><link>https://texasbocachica.substack.com</link></image><generator>Substack</generator><lastBuildDate>Sun, 31 May 2026 09:46:54 GMT</lastBuildDate><atom:link href="https://texasbocachica.substack.com/feed" rel="self" type="application/rss+xml"/><copyright><![CDATA[TexasBocaChica]]></copyright><language><![CDATA[en]]></language><webMaster><![CDATA[texasbocachica@substack.com]]></webMaster><itunes:owner><itunes:email><![CDATA[texasbocachica@substack.com]]></itunes:email><itunes:name><![CDATA[Tex]]></itunes:name></itunes:owner><itunes:author><![CDATA[Tex]]></itunes:author><googleplay:owner><![CDATA[texasbocachica@substack.com]]></googleplay:owner><googleplay:email><![CDATA[texasbocachica@substack.com]]></googleplay:email><googleplay:author><![CDATA[Tex]]></googleplay:author><itunes:block><![CDATA[Yes]]></itunes:block><item><title><![CDATA[Starship – pierwszy start z platformy orbitalnej ]]></title><description><![CDATA[Video + najlepsze zdj&#281;cia z dzisiejszego testu.]]></description><link>https://texasbocachica.substack.com/p/starship-pierwszy-start-z-platformy</link><guid isPermaLink="false">https://texasbocachica.substack.com/p/starship-pierwszy-start-z-platformy</guid><dc:creator><![CDATA[Tex]]></dc:creator><pubDate>Thu, 20 Apr 2023 21:59:26 GMT</pubDate><enclosure url="https://substack-post-media.s3.amazonaws.com/public/images/6f99151d-89ce-41f2-8c89-8914abf83e9d_3840x3651.jpeg" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p>Kilka milion&#243;w ludzi na &#347;wiecie (w tym tysi&#261;ce entuzjast&#243;w, zebranych w r&#243;&#380;nych punktach widokowych na wyspie South Padre w Teksasie) &#347;ledzi&#322;o dzi&#347; na &#380;ywo &#8222;chrzest bojowy&#8221; systemu Starship &#8211; najpot&#281;&#380;niejszej rakiety w historii, o ponad dwukrotnie wi&#281;kszym ci&#261;gu ni&#380; Saturn V, za czas&#243;w programu Apollo &#8211; oraz ca&#322;ej infrastruktury do start&#243;w orbitalnych, skonstruowanej na terenie wioski Boca Chica.  </p><p>Jak informowa&#322;em w <a href="https://texasbocachica.substack.com/p/aktualizacja-z-boca-chica-7">poprzednim wpisie</a>, g&#322;&#243;wnym celem testu by&#322;o kontrolowane opuszczenie platformy startowej, co Starship wykona&#322; w pi&#281;knym stylu:</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!tHkU!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F62db98a5-3499-4d94-9e84-ca47562ec58d_1366x2048.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!tHkU!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F62db98a5-3499-4d94-9e84-ca47562ec58d_1366x2048.jpeg 424w, https://substackcdn.com/image/fetch/$s_!tHkU!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F62db98a5-3499-4d94-9e84-ca47562ec58d_1366x2048.jpeg 848w, https://substackcdn.com/image/fetch/$s_!tHkU!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F62db98a5-3499-4d94-9e84-ca47562ec58d_1366x2048.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!tHkU!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F62db98a5-3499-4d94-9e84-ca47562ec58d_1366x2048.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!tHkU!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F62db98a5-3499-4d94-9e84-ca47562ec58d_1366x2048.jpeg" width="1366" height="2048" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/62db98a5-3499-4d94-9e84-ca47562ec58d_1366x2048.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:2048,&quot;width&quot;:1366,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:417831,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:false,&quot;topImage&quot;:true,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!tHkU!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F62db98a5-3499-4d94-9e84-ca47562ec58d_1366x2048.jpeg 424w, https://substackcdn.com/image/fetch/$s_!tHkU!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F62db98a5-3499-4d94-9e84-ca47562ec58d_1366x2048.jpeg 848w, https://substackcdn.com/image/fetch/$s_!tHkU!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F62db98a5-3499-4d94-9e84-ca47562ec58d_1366x2048.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!tHkU!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F62db98a5-3499-4d94-9e84-ca47562ec58d_1366x2048.jpeg 1456w" sizes="100vw" fetchpriority="high"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption"><em>Zdj&#281;cie: Max Evans, @_mgde_ via Twitter</em></figcaption></figure></div><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!bDgk!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fdc67a141-3241-4dd3-bf41-73ea05f9cf9d_3840x3651.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!bDgk!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fdc67a141-3241-4dd3-bf41-73ea05f9cf9d_3840x3651.jpeg 424w, https://substackcdn.com/image/fetch/$s_!bDgk!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fdc67a141-3241-4dd3-bf41-73ea05f9cf9d_3840x3651.jpeg 848w, https://substackcdn.com/image/fetch/$s_!bDgk!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fdc67a141-3241-4dd3-bf41-73ea05f9cf9d_3840x3651.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!bDgk!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fdc67a141-3241-4dd3-bf41-73ea05f9cf9d_3840x3651.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!bDgk!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fdc67a141-3241-4dd3-bf41-73ea05f9cf9d_3840x3651.jpeg" width="1456" height="1384" 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https://substackcdn.com/image/fetch/$s_!bDgk!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fdc67a141-3241-4dd3-bf41-73ea05f9cf9d_3840x3651.jpeg 848w, https://substackcdn.com/image/fetch/$s_!bDgk!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fdc67a141-3241-4dd3-bf41-73ea05f9cf9d_3840x3651.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!bDgk!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fdc67a141-3241-4dd3-bf41-73ea05f9cf9d_3840x3651.jpeg 1456w" sizes="100vw"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption"><em>Zdj&#281;cie: @SpaceX via Twitter</em></figcaption></figure></div><p></p><div><hr></div><p><strong>Oficjalne video ze startu:</strong></p><p><a href="https://www.youtube.com/live/-1wcilQ58hI?feature=share&amp;t=2693">https://www.youtube.com/live/-1wcilQ58hI?feature=share&amp;t=2693</a></p><div><hr></div><p></p><p>Uda&#322;o si&#281; te&#380; z powodzeniem &#8222;zaliczy&#263;&#8221; moment <em>max Q</em> (w kt&#243;rym si&#322;y dzia&#322;aj&#261;ce na rakiet&#281;, wynikaj&#261;ce z relacji mi&#281;dzy jej pr&#281;dko&#347;ci&#261; a g&#281;sto&#347;ci&#261; atmosfery, s&#261; najwi&#281;ksze), osi&#261;gn&#261;&#263; pr&#281;dko&#347;&#263; ponadd&#378;wi&#281;kow&#261; i wysoko&#347;&#263; 35 km. </p><p>Niestety, problemy techniczne orbitalnego prototypu, z kt&#243;rych cz&#281;&#347;&#263; da&#322;a si&#281; zauwa&#380;y&#263; kr&#243;tko po starcie (o ich dok&#322;adnej naturze nie b&#281;d&#281; jednak spekulowa&#322; bez zapoznania si&#281; oficjaln&#261; interpretacj&#261; zebranej podczas lotu telemetrii), uniemo&#380;liwi&#322;y prawid&#322;ow&#261; separacj&#281; drugiego stopnia, na skutek czego zar&#243;wno statek jak i booster zosta&#322;y wysadzone (standardowa procedura w takim przypadku). </p><p>&#8207;&#8206; &#8206;</p><p></p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!m3C2!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F615016e8-c6e3-4efb-bcf0-705e7006911e_2208x1362.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!m3C2!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F615016e8-c6e3-4efb-bcf0-705e7006911e_2208x1362.png 424w, https://substackcdn.com/image/fetch/$s_!m3C2!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F615016e8-c6e3-4efb-bcf0-705e7006911e_2208x1362.png 848w, https://substackcdn.com/image/fetch/$s_!m3C2!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F615016e8-c6e3-4efb-bcf0-705e7006911e_2208x1362.png 1272w, https://substackcdn.com/image/fetch/$s_!m3C2!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F615016e8-c6e3-4efb-bcf0-705e7006911e_2208x1362.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!m3C2!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F615016e8-c6e3-4efb-bcf0-705e7006911e_2208x1362.png" width="1456" height="898" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/615016e8-c6e3-4efb-bcf0-705e7006911e_2208x1362.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:898,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:201679,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!m3C2!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F615016e8-c6e3-4efb-bcf0-705e7006911e_2208x1362.png 424w, https://substackcdn.com/image/fetch/$s_!m3C2!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F615016e8-c6e3-4efb-bcf0-705e7006911e_2208x1362.png 848w, https://substackcdn.com/image/fetch/$s_!m3C2!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F615016e8-c6e3-4efb-bcf0-705e7006911e_2208x1362.png 1272w, https://substackcdn.com/image/fetch/$s_!m3C2!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F615016e8-c6e3-4efb-bcf0-705e7006911e_2208x1362.png 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Planowany, najbardziej optymistyczny scenariusz testu: 1 &#8211; opuszczenie platformy oraz kontrolowane wzniesienie si&#281; ponad wie&#380;&#281; startow&#261;, 2 &#8211; max Q, 3 &#8211; separacja drugiego stopnia, 4 &#8211; skierowanie boostera do wyznaczonej strefy wodowania, 5 &#8211; kontrolowane wodowanie. W przypadku powodzenia separacji i prawid&#322;owego uruchomienia sze&#347;ciu silnik&#243;w drugiego stopnia, Starship mia&#322; osi&#261;gn&#261;&#263; pr&#281;dko&#347;&#263; orbitaln&#261;, by nast&#281;pnie r&#243;wnie&#380; wodowa&#263;, po jednym (niepe&#322;nym) okr&#261;&#380;eniu Ziemi. </figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><p>W najbli&#380;szych miesi&#261;cach zesp&#243;&#322; in&#380;ynier&#243;w SpaceX czeka doprowadzenie do stanu u&#380;ywalno&#347;ci wszystkich instalacji naziemnych (te bowiem zosta&#322;y do&#347;&#263; powa&#380;nie &#8222;sponiewierane&#8221; przez ogie&#324; silnik&#243;w i towarzysz&#261;c&#261; mu fal&#281; uderzeniow&#261;), w celu ponowienia startu par&#261; (prawdopodobnie) booster nr 9 i statek nr 26 (prototyp pozbawiony powierzchni aerodynamicznych oraz p&#322;ytek os&#322;ony termicznej, tj. przeznaczony, w przypadku osi&#261;gni&#281;cia orbity, do zniszczenia w momencie wej&#347;cia w atmosfer&#281;). </p><p><strong>ERRATA:</strong> wg oficjalnej informacji od SpaceX (na ko&#324;cu <a href="https://www.youtube.com/watch?v=_krgcofiM6M">video</a>) do kolejnego testu przygotowywany jest jednak S25 (posiadaj&#261;cy powierzchnie aerodynamiczne i os&#322;on&#281; termiczn&#261;). </p><p>O modyfikacjach wdro&#380;onych mi&#281;dzy boosterem nr 7 (bohaterem dzisiejszego widowiska) a 9 napisz&#281; w kolejnej &#8222;Aktualizacji z Boca Chica&#8221;. </p><p></p><p>&#8207;&#8206; &#8206;</p><div class="subscription-widget-wrap-editor" data-attrs="{&quot;url&quot;:&quot;https://texasbocachica.substack.com/subscribe?&quot;,&quot;text&quot;:&quot;Subscribe&quot;,&quot;language&quot;:&quot;en&quot;}" data-component-name="SubscribeWidgetToDOM"><div class="subscription-widget show-subscribe"><div class="preamble"><p class="cta-caption">Chcesz by&#263; informowany o post&#281;pach SpaceX w pracach nad pierwszym, w pe&#322;ni zdolnym do ponownego u&#380;ycia systemem orbitalnym, budowanym w celu umo&#380;liwienia za&#322;ogowych lot&#243;w na Ksi&#281;&#380;yc i Marsa? Zostaw swojego maila &#8211; otrzymasz moje artyku&#322;y bezpo&#347;rednio na skrzynk&#281;.</p></div><form class="subscription-widget-subscribe"><input type="email" class="email-input" name="email" placeholder="Type your email&#8230;" tabindex="-1"><input type="submit" class="button primary" value="Subscribe"><div class="fake-input-wrapper"><div class="fake-input"></div><div class="fake-button"></div></div></form></div></div><p></p><blockquote><p><code>PS</code></p><p>Je&#380;eli chcia&#322;by&#347; dowiedzie&#263; si&#281; wi&#281;cej na temat znaczenia sukcesu Starshipa dla za&#322;ogowej eksploracji Uk&#322;adu S&#322;onecznego lub zastanawia&#322;e&#347; si&#281; jak SpaceX zamierza rozwi&#261;za&#263; problem promieniowania kosmicznego, zapoznaj si&#281; z moj&#261; <a href="https://texasbocachica.substack.com/p/promieniowanie-kosmiczne-a-podroze">analiz&#261; mo&#380;liwo&#347;ci</a> Starshipa w kontek&#347;cie misji na Marsa:</p><p>&#8207;&#8207;&#8206; &#8206;&#8206;</p><p class="button-wrapper" data-attrs="{&quot;url&quot;:&quot;https://texasbocachica.substack.com/p/promieniowanie-kosmiczne-a-podroze&quot;,&quot;text&quot;:&quot;Przeczytaj artyku&#322; (40 min)&quot;,&quot;action&quot;:null,&quot;class&quot;:&quot;button-wrapper&quot;}" data-component-name="ButtonCreateButton"><a class="button primary button-wrapper" href="https://texasbocachica.substack.com/p/promieniowanie-kosmiczne-a-podroze"><span>Przeczytaj artyku&#322; (40 min)</span></a></p><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!ntJI!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F6e2a38c5-2ec2-491f-a1bd-ed83db9ebaf9_1920x1075.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source 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href="https://texasbocachica.substack.com/p/promieniowanie-kosmiczne-a-podroze">przeczytaj</a> artyku&#322;.</strong></figcaption></figure></div></blockquote><p></p>]]></content:encoded></item><item><title><![CDATA[Aktualizacja z Boca Chica -7-]]></title><description><![CDATA[PR&#211;BA ORBITALNA &#8211; pierwsze okno startowe.]]></description><link>https://texasbocachica.substack.com/p/aktualizacja-z-boca-chica-7</link><guid isPermaLink="false">https://texasbocachica.substack.com/p/aktualizacja-z-boca-chica-7</guid><dc:creator><![CDATA[Tex]]></dc:creator><pubDate>Mon, 17 Apr 2023 13:25:29 GMT</pubDate><enclosure url="https://substack-post-media.s3.amazonaws.com/public/images/79aa5575-6bf7-48a3-ae5b-6445f51291ef_400x400.png" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p>Przy okazji wczorajszej, rodzinnej wizyty w toru&#324;skim planetarium (kt&#243;re promuj&#281; tu bez &#380;adnej umowy marketingowej z tym wspania&#322;ym obiektem, gdzie kupi&#322;em m.in. taki oto<a class="footnote-anchor" data-component-name="FootnoteAnchorToDOM" id="footnote-anchor-1" href="#footnote-1" target="_self">1</a>, tr&#243;jwymiarowy magnes z Marsem na lod&#243;wk&#281;), przypomnia&#322;em sobie, &#380;e od mojego poprzedniego wpisu o sytuacji w Boca Chica min&#281;&#322;o ju&#380; 10 miesi&#281;cy. To d&#322;ugo, tym bardziej, gdy ma si&#281; na wzgl&#281;dzie dynamik&#281; wszelkich operacji w Starbase.&nbsp;</p><p>Stan faktyczny na &#8222;tu i teraz&#8221; zgodny jest z wi&#281;kszo&#347;ci&#261; prognoz, jakie znalaz&#322;y si&#281; w poprzedniej aktualizacji (rzecz wcale nieoczywista) &#8211; do testu orbitalnego niezmiennie szykowana jest para Booster 7 i Ship 24. Kluczowe zmiany to zaspawanie otwarcia cz&#281;&#347;ci &#322;adunkowej S24 (brak planu wyniesienia satelit&#243;w w pionierskim locie) i anulowanie boostera nr 8 (z kt&#243;rego &#8222;rzutem na ta&#347;m&#281;&#8221; przeniesiono do B7 modu&#322; zasilania hydrauliki &#8211; to ostatnia &#8222;du&#380;a&#8221; modyfikacja B7 przed finalnym odliczaniem), prawdopodobnie wraz z przypisanym mu wcze&#347;niej statkiem, czyli S25. &nbsp;</p><p>Minione miesi&#261;ce przynios&#322;y ponadto pierwsze odpalenie statyczne silnik&#243;w (pocz&#261;tkowo jednego silnika) boostera na orbitalnej platformie startowej, a nast&#281;pnie 4 kolejne, z coraz wi&#281;ksz&#261; liczb&#261; uruchamianych testowo Raptor&#243;w 2 (a&#380; do 31, odpalonych na 50% ci&#261;gu).</p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!na4E!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F7ba5812e-b516-4484-9ff8-a802b062b394_2500x1667.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!na4E!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F7ba5812e-b516-4484-9ff8-a802b062b394_2500x1667.jpeg 424w, https://substackcdn.com/image/fetch/$s_!na4E!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F7ba5812e-b516-4484-9ff8-a802b062b394_2500x1667.jpeg 848w, https://substackcdn.com/image/fetch/$s_!na4E!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F7ba5812e-b516-4484-9ff8-a802b062b394_2500x1667.jpeg 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https://substackcdn.com/image/fetch/$s_!na4E!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F7ba5812e-b516-4484-9ff8-a802b062b394_2500x1667.jpeg 848w, https://substackcdn.com/image/fetch/$s_!na4E!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F7ba5812e-b516-4484-9ff8-a802b062b394_2500x1667.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!na4E!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F7ba5812e-b516-4484-9ff8-a802b062b394_2500x1667.jpeg 1456w" sizes="100vw" fetchpriority="high"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" 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y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Booster SuperHeavy nr 7 &#8211; odpalenie statyczne <em>[Zdj&#281;cie: @cnunezimages via Twitter.com]</em></figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><p>R&#243;wnolegle trwa&#322;y intensywne prace nad przygotowaniem tzw. &#8222;stopnia 0&#8221; do obs&#322;u&#380;enia startu pe&#322;nego zestawu (B7S24). Oko&#322;o miesi&#261;c zaj&#281;&#322;a in&#380;ynierom wymiana 20 przy&#322;&#261;czy RQD (<em>Raptor quick disconnect</em>) wok&#243;&#322; tzw. sto&#322;u orbitalnego, podaj&#261;cych paliwo do rozruchu zewn&#281;trznego pier&#347;cienia silnik&#243;w boostera &#8211; pierwotnie bowiem mia&#322;y one pasowa&#263; do Raptor&#243;w 1 (kt&#243;re zamontowane by&#322;y w &#8222;emerytowanym&#8221; B4). </p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!IGaS!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9f1b2d4f-36a2-4a76-b792-d203ed9dcf87_3840x2560.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!IGaS!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9f1b2d4f-36a2-4a76-b792-d203ed9dcf87_3840x2560.jpeg 424w, https://substackcdn.com/image/fetch/$s_!IGaS!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9f1b2d4f-36a2-4a76-b792-d203ed9dcf87_3840x2560.jpeg 848w, https://substackcdn.com/image/fetch/$s_!IGaS!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9f1b2d4f-36a2-4a76-b792-d203ed9dcf87_3840x2560.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!IGaS!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9f1b2d4f-36a2-4a76-b792-d203ed9dcf87_3840x2560.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!IGaS!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9f1b2d4f-36a2-4a76-b792-d203ed9dcf87_3840x2560.jpeg" width="1456" height="971" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/9f1b2d4f-36a2-4a76-b792-d203ed9dcf87_3840x2560.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:971,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:707616,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!IGaS!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9f1b2d4f-36a2-4a76-b792-d203ed9dcf87_3840x2560.jpeg 424w, https://substackcdn.com/image/fetch/$s_!IGaS!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9f1b2d4f-36a2-4a76-b792-d203ed9dcf87_3840x2560.jpeg 848w, https://substackcdn.com/image/fetch/$s_!IGaS!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9f1b2d4f-36a2-4a76-b792-d203ed9dcf87_3840x2560.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!IGaS!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9f1b2d4f-36a2-4a76-b792-d203ed9dcf87_3840x2560.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Booster 7 na platformie orbitalnej, widok od spodu. <em>[@SpaceX via Twitter.com]</em></figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><p>Ca&#322;a platforma, wraz z dolnymi segmentami wie&#380;y, zosta&#322;a r&#243;wnie&#380; &#8222;opancerzona&#8221; stalowymi p&#322;ytami, by przetrwa&#263; bezprecedensowy start systemu Starship w stanie mo&#380;liwie nienaruszonym.</p><p><strong>I tak si&#281; sk&#322;ada, &#380;e dzisiaj, o godzinie 14:00 polskiego czasu, rozpocz&#281;&#322;o si&#281; d&#322;ugo wyczekiwane, pierwsze, zatwierdzone przez FAA okno startowe dla orbitalnej pr&#243;by tego&#380; systemu.&nbsp;</strong></p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!mlQv!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F727c5999-9b6b-41ef-853c-3eb4a5c3a613_2048x1536.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!mlQv!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F727c5999-9b6b-41ef-853c-3eb4a5c3a613_2048x1536.jpeg 424w, https://substackcdn.com/image/fetch/$s_!mlQv!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F727c5999-9b6b-41ef-853c-3eb4a5c3a613_2048x1536.jpeg 848w, https://substackcdn.com/image/fetch/$s_!mlQv!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F727c5999-9b6b-41ef-853c-3eb4a5c3a613_2048x1536.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!mlQv!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F727c5999-9b6b-41ef-853c-3eb4a5c3a613_2048x1536.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!mlQv!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F727c5999-9b6b-41ef-853c-3eb4a5c3a613_2048x1536.jpeg" width="1456" height="1092" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/727c5999-9b6b-41ef-853c-3eb4a5c3a613_2048x1536.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:1092,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:388789,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!mlQv!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F727c5999-9b6b-41ef-853c-3eb4a5c3a613_2048x1536.jpeg 424w, https://substackcdn.com/image/fetch/$s_!mlQv!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F727c5999-9b6b-41ef-853c-3eb4a5c3a613_2048x1536.jpeg 848w, https://substackcdn.com/image/fetch/$s_!mlQv!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F727c5999-9b6b-41ef-853c-3eb4a5c3a613_2048x1536.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!mlQv!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F727c5999-9b6b-41ef-853c-3eb4a5c3a613_2048x1536.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">&#8222;Opancerzanie&#8221; stopnia 0 w toku. <em>[Zdj&#281;cie: StarshipGazer.com]</em></figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><p>Pr&#243;by o potencjalnie historycznym znaczeniu, podczas kt&#243;rej obserwowa&#263; b&#281;dziemy mogli &#8211; w po&#380;&#261;danym biegu wydarze&#324; &#8211; oderwanie od platformy startowej najpot&#281;&#380;niejszej rakiety (ci&#261;g dw&#243;ch Saturn&#243;w V) i tym samym najci&#281;&#380;szego obiektu, jaki kiedykolwiek uni&#243;s&#322; si&#281; z Ziemi o &#8222;w&#322;asnych si&#322;ach&#8221;.</p><p>Je&#380;eli Starshipowi uda si&#281;, ju&#380; przy pierwszym w ca&#322;ej historii projektu starcie statku na szczycie boostera, zostawi&#263; w tyle wie&#380;&#281; startow&#261; w kontrolowany spos&#243;b, b&#281;dziemy mogli m&#243;wi&#263; o niekwestionowanym sukcesie numer 1 testu (na etapie zap&#322;onu 33 silnik&#243;w Raptor 2 bardzo wiele rzeczy mo&#380;e bowiem p&#243;j&#347;&#263; nieoptymalnie, co w przypadku przesuwania granic in&#380;ynieryjnych oznacza nader cz&#281;sto &#8222;katastrofalnie&#8221;).</p><p>Prawid&#322;owe od&#322;&#261;czenie statku od stopnia no&#347;nego b&#281;dzie sukcesem numer 2, osi&#261;gni&#281;cie zaplanowanej trajektorii orbitalnej sukcesem trzecim, ponowne wej&#347;cie w atmosfer&#281; czwartym, a wodowanie w wyznaczonej strefie oznacza&#322;oby sukces pi&#261;ty i tym samym scenariusz wybiegaj&#261;cy dalece poza racjonalne przewidywania, zwa&#380;ywszy na dotychczasowy rejestr pierwszych pr&#243;b orbitalnych rakiet eksperymentalnych.&nbsp;</p><p>Dla zarysowania kontekstu nadchodz&#261;cej pr&#243;by odnotujmy, i&#380; systemy konstruowane wg nowych projekt&#243;w rzadko zaliczaj&#261; orbit&#281; przy pierwszym podej&#347;ciu. Je&#380;eli za&#347; chodzi o sektor New Space, czyli prywatne start-upy rakietowe XXI wieku (o zasadniczych r&#243;&#380;nicach w podej&#347;ciu do wyzwa&#324; eksploracji Uk&#322;adu S&#322;onecznego mi&#281;dzy Old Space i New Space pisa&#322;em we wst&#281;pie do <a href="https://texasbocachica.substack.com/p/promieniowanie-kosmiczne-a-podroze">tego</a><strong><a href="https://texasbocachica.substack.com/p/promieniowanie-kosmiczne-a-podroze"> </a></strong><a href="https://texasbocachica.substack.com/p/promieniowanie-kosmiczne-a-podroze">artyku&#322;u</a>), nie wydarzy&#322;o si&#281; to jeszcze <strong>nigdy</strong>. Wspomnie&#263; mo&#380;na nieudane, pierwsze pr&#243;by takich firm jak Astra, Firefly Aerospace (trzecie podej&#347;cie do orbity rakiety Alpha prawdopodobnie w maju) czy Relativity Space, przed nieca&#322;ym miesi&#261;cem (a wszystkie wymienione to rakiety lekkie, osi&#261;gami zbli&#380;one bardziej do Falcona 1 sprzed 15 lat ni&#380; do o dwa rz&#281;dy wielko&#347;ci pot&#281;&#380;niejszego Starshipa). </p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!C0VR!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa91ac0ea-03eb-4b30-b5b1-39db607d2d84_2420x2531.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!C0VR!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa91ac0ea-03eb-4b30-b5b1-39db607d2d84_2420x2531.jpeg 424w, https://substackcdn.com/image/fetch/$s_!C0VR!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa91ac0ea-03eb-4b30-b5b1-39db607d2d84_2420x2531.jpeg 848w, https://substackcdn.com/image/fetch/$s_!C0VR!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa91ac0ea-03eb-4b30-b5b1-39db607d2d84_2420x2531.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!C0VR!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa91ac0ea-03eb-4b30-b5b1-39db607d2d84_2420x2531.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!C0VR!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa91ac0ea-03eb-4b30-b5b1-39db607d2d84_2420x2531.jpeg" width="1456" height="1523" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/a91ac0ea-03eb-4b30-b5b1-39db607d2d84_2420x2531.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:1523,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:253338,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!C0VR!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa91ac0ea-03eb-4b30-b5b1-39db607d2d84_2420x2531.jpeg 424w, https://substackcdn.com/image/fetch/$s_!C0VR!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa91ac0ea-03eb-4b30-b5b1-39db607d2d84_2420x2531.jpeg 848w, https://substackcdn.com/image/fetch/$s_!C0VR!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa91ac0ea-03eb-4b30-b5b1-39db607d2d84_2420x2531.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!C0VR!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa91ac0ea-03eb-4b30-b5b1-39db607d2d84_2420x2531.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Starship przygotowany do pierwszego lotu orbitalnego. <em>[Zdj&#281;cie: @SpaceX via Twitter.com]</em></figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><p>Podobnie dla pa&#324;stwowych agencji kosmicznych oraz korporacji z dekadami zrealizowanych projekt&#243;w (i dziesi&#261;tkami rz&#261;dowych miliard&#243;w) na koncie, opracowanie nowego systemu orbitalnego nie jest bynajmniej in&#380;ynieryjn&#261; formalno&#347;ci&#261; &#8211; nieudana, pierwsza misja japo&#324;skiej H3, po&#322;udniowo-korea&#324;skiej Nuri czy niedawna eksplozja podczas test&#243;w sztandarowej dla United Launch Alliance (podmiot ufundowany przez Boeinga i Lockheed Martin), rozwijanej od ponad 8 lat, ci&#281;&#380;kiej rakiety Vulcan Centaur s&#261; &#347;wiadectwem poziomu trudno&#347;ci wyzwania<a class="footnote-anchor" data-component-name="FootnoteAnchorToDOM" id="footnote-anchor-2" href="#footnote-2" target="_self">2</a>.&nbsp;</p><p>Osoby lubuj&#261;ce si&#281; w studzeniu oczekiwa&#324; mog&#322;yby ponadto argumentowa&#263;, &#380;e jeszcze &#380;aden silnik nap&#281;dzany mieszank&#261; <em>metalox </em>nie osi&#261;gn&#261;&#322; orbity (Musk postawi&#322; na CH4 z uwagi na ch&#281;&#263; produkcji paliwa na Marsie w relatywnie prostej reakcji chemicznej, fakt, &#380;e metan &#8222;wybacza&#8221; wi&#281;cej ni&#380; wod&#243;r pod wzgl&#281;dem szczelno&#347;ci zbiornik&#243;w, a jednocze&#347;nie pozwala osi&#261;gn&#261;&#263; wysok&#261; efektywno&#347;&#263; spalania), podobnie jak &#380;aden silnik pe&#322;noprzep&#322;ywowy; &#380;e nigdy 33 silniki rakietowe nie zosta&#322;y uruchomione w tym samym momencie (a posiadaj&#261;ca 30 silnik&#243;w, radziecka N1 ponios&#322;a 4 kl&#281;ski przy swoich startach, zanim projekt zosta&#322; uznany za fiasko i zako&#324;czony) lub, &#380;e konstrukcja zespawana z pier&#347;cieni do&#347;&#263; zwyczajnej (ale bardzo taniej!) stali nierdzewnej mo&#380;e nie wytrzyma&#263; napr&#281;&#380;e&#324; w momencie maksymalnego ci&#347;nienia atmosferycznego (tzw. max Q).</p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!MrfB!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc16432b1-1f34-43cb-b7d8-808980149fed_4096x3006.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!MrfB!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc16432b1-1f34-43cb-b7d8-808980149fed_4096x3006.jpeg 424w, https://substackcdn.com/image/fetch/$s_!MrfB!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc16432b1-1f34-43cb-b7d8-808980149fed_4096x3006.jpeg 848w, https://substackcdn.com/image/fetch/$s_!MrfB!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc16432b1-1f34-43cb-b7d8-808980149fed_4096x3006.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!MrfB!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc16432b1-1f34-43cb-b7d8-808980149fed_4096x3006.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!MrfB!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc16432b1-1f34-43cb-b7d8-808980149fed_4096x3006.jpeg" width="1456" height="1069" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/c16432b1-1f34-43cb-b7d8-808980149fed_4096x3006.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:1069,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:735578,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!MrfB!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc16432b1-1f34-43cb-b7d8-808980149fed_4096x3006.jpeg 424w, https://substackcdn.com/image/fetch/$s_!MrfB!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc16432b1-1f34-43cb-b7d8-808980149fed_4096x3006.jpeg 848w, https://substackcdn.com/image/fetch/$s_!MrfB!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc16432b1-1f34-43cb-b7d8-808980149fed_4096x3006.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!MrfB!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc16432b1-1f34-43cb-b7d8-808980149fed_4096x3006.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Pracownicy SpaceX na szczycie sto&#322;u startowego. <em>[Zdj&#281;cie: @NicAnsuini via Twitter.com]</em></figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><p>Istnieje jednak inny punkt widzenia &#8211; taki, w kt&#243;rym oczekiwania co do skali sukcesu dziewiczego lotu orbitalnego Starshipa rozpatrywa&#263; b&#281;dziemy nie przez pryzmat historycznych i wsp&#243;&#322;czesnych wysi&#322;k&#243;w rywali SpaceX, a <strong>dokona&#324; samego SpaceX.</strong> A te s&#261; spektakularne. Wr&#281;cz nie brzmi&#261; realnie na tle reszty bran&#380;y &#8211; przyk&#322;adowo, g&#322;&#243;wna konkurencja (chocia&#380; mo&#380;e bardziej sensowne by&#322;oby zacz&#261;&#263; pisa&#263; &#8222;konkurencja&#8221; w cudzys&#322;owie) wystrzeli&#322;a od pocz&#261;tku roku 3 rakiety, podczas gdy SpaceX przed miesi&#261;cem wystrzeli&#322; 3 rakiety w 3 dni.&nbsp;</p><p>Falcon 9 umieszcza obecnie na orbicie oko&#322;oziemskiej wi&#281;cej &#322;adunku ni&#380; wszystkie inne, funkcjonuj&#261;ce na &#347;wiecie rakiety razem wzi&#281;te (lwia cz&#281;&#347;&#263; tego &#322;adunku do satelity megakonstelacji Starlink, kt&#243;re stanowi&#261; zarazem ponad po&#322;ow&#281; aktywnych satelit&#243;w ludzko&#347;ci og&#243;&#322;em &#8211; SpaceX obs&#322;uguje ich na ten moment blisko 4 tys.), oferuj&#261;c nawet kilkadziesi&#261;t procent ni&#380;sz&#261; cen&#281; wyniesienia.</p><p>W ca&#322;ym, 2022 roku Falcon 9 startowa&#322; &#347;rednio co 6 dni (!), a w roku 2023 cz&#281;stotliwo&#347;&#263; start&#243;w wynosi jak dot&#261;d 4,5 dnia (nie licz&#261;c styczniowej misji Falcona Heavy, kt&#243;ry, gdy to pisz&#281;, stoi ponownie na platformie startowej w Centrum Kennedy&#8217;ego &#8211; drugi w tym roku start planowany jest na 24-25.04). Najkr&#243;tszy odst&#281;p mi&#281;dzy startami? <strong>4 godziny i 12 minut.</strong></p><p>Obecnie wykorzystywany model stopnia no&#347;nego (boostera) Falcona 9, czyli tzw. Block 5, ma na koncie 161 misji, przy 100% skuteczno&#347;ci (zero niepowodze&#324; przy wyniesieniach).&nbsp;</p><p>Liczba ponownych u&#380;y&#263; tego samego boostera: 15. Co oznacza 15 udanych l&#261;dowa&#324;, z czego 13 na barce, na &#347;rodku oceanu &#8211; tu przypomn&#281;, &#380;e mija &#243;smy rok od zaprezentowania przez SpaceX l&#261;dowania (idea forsowana przez Muska jako kluczowa dla obni&#380;enia kosztu) boostera klasy orbitalnej i do dzi&#347; &#380;aden podmiot, ani prywatny, ani rz&#261;dowy, nie jest w stanie powt&#243;rzy&#263; tego manewru.&nbsp;</p><p>Wi&#281;cej: w marcu tego roku Falcon 9 przekroczy&#322; 100 udanych <strong>l&#261;dowa&#324;</strong> z rz&#281;du (zdecydowana wi&#281;kszo&#347;&#263; na oceanicznych barkach). To wi&#281;cej ni&#380; najd&#322;u&#380;sza seria udanych (pe&#322;ne powodzenie wyniesienia) <strong>start&#243;w</strong> z rz&#281;du dowolnej rakiety w historii lot&#243;w kosmicznych, wy&#322;&#261;czaj&#261;c Falcona 9.&nbsp;</p><p>Powy&#380;sze dane rzucaj&#261; &#347;wiat&#322;o, z jednej strony, na mog&#261;ce &#243;wcze&#347;nie uchodzi&#263; za hiperbol&#281; wypowiedzi Muska sprzed lat, odno&#347;nie uczynienia przez SpaceX lot&#243;w w kosmos rutynowymi, a z drugiej strony na jego ostatnie tweety o kilku startach Starshipa na dob&#281;, z uwagi na potrzeb&#281; dostarczenia na Marsa miliona ton cargo w celu utworzenia samowystarczalnej kolonii (co Musk przedstawia w kategoriach pilnej potrzeby cywilizacyjnej, licz&#261;c na wsp&#243;lny wysi&#322;ek wielu narod&#243;w w eksploracji Czerwonej Planety, gdy regularne po&#322;&#261;czenie Ziemia-Mars-Ziemia zostanie ustanowione).&nbsp;</p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!XeTD!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fe37a2576-b786-4447-bd24-e5c34ab12084_1165x1772.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!XeTD!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fe37a2576-b786-4447-bd24-e5c34ab12084_1165x1772.jpeg 424w, https://substackcdn.com/image/fetch/$s_!XeTD!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fe37a2576-b786-4447-bd24-e5c34ab12084_1165x1772.jpeg 848w, https://substackcdn.com/image/fetch/$s_!XeTD!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fe37a2576-b786-4447-bd24-e5c34ab12084_1165x1772.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!XeTD!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fe37a2576-b786-4447-bd24-e5c34ab12084_1165x1772.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!XeTD!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fe37a2576-b786-4447-bd24-e5c34ab12084_1165x1772.jpeg" width="1165" height="1772" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/e37a2576-b786-4447-bd24-e5c34ab12084_1165x1772.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:1772,&quot;width&quot;:1165,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:191456,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!XeTD!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fe37a2576-b786-4447-bd24-e5c34ab12084_1165x1772.jpeg 424w, https://substackcdn.com/image/fetch/$s_!XeTD!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fe37a2576-b786-4447-bd24-e5c34ab12084_1165x1772.jpeg 848w, https://substackcdn.com/image/fetch/$s_!XeTD!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fe37a2576-b786-4447-bd24-e5c34ab12084_1165x1772.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!XeTD!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fe37a2576-b786-4447-bd24-e5c34ab12084_1165x1772.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">S25 na planie pierwszym, zestaw B7S24 na planie drugim.<em> [Zdj&#281;cie: @NicAnsuini via Twitter.com]</em></figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><p>Zatem, maj&#261;c na uwadze do&#347;wiadczenie zespo&#322;u SpaceX, w tym r&#243;wnie&#380; w synchronicznym odpalaniu du&#380;ej liczby silnik&#243;w &#8211; Falcon Heavy ma 27 silnik&#243;w i startowa&#322; ju&#380; pi&#281;&#263; razy, ka&#380;dorazowo ze 100-procentowym powodzeniem wynosz&#261;c &#322;adunek &#8211;&nbsp;zameldowanie si&#281; Starshipa na orbicie w pierwszej pr&#243;bie mo&#380;e nie by&#263; zupe&#322;nie wykluczone. Aczkolwiek przesad&#261; by&#322;oby twierdzi&#263;, &#380;e jest <em>prawdopodobne</em>. </p><p>Wszystko wskazuje, &#380;e przekonamy si&#281; w najbli&#380;szych dniach, a najdalej tygodniach. Naturalnie, wstrzymywanie odliczania przy pierwszej pr&#243;bie nie jest niczym niezwyk&#322;ym (wr&#281;cz tego w&#322;a&#347;nie nale&#380;y si&#281; spodziewa&#263;) &#8211; mo&#380;e si&#281; to zdarzy&#263; nawet w ostatnich sekundach, a odliczanie mo&#380;e by&#263; powtarzane wielokrotnie.</p><p>Najwa&#380;niejsze nie jest jednak to, czy test zako&#324;czy si&#281; sukcesem w 10 czy w 90 procentach. Zdecydowanie istotniejsza wydaje si&#281; &#347;wiadomo&#347;&#263;, &#380;e ca&#322;a filozofia, przy&#347;wiecaj&#261;ca projektowi Starship zorientowana jest na produkcj&#281; masow&#261; i diametralne obni&#380;enie kosztu dotarcia na orbit&#281; oko&#322;oziemsk&#261; i dalej.&nbsp;</p><p>Na zwolnienie miejsca na platformie przez B7S24 czeka ju&#380; niemal gotowa para B9S26, implementuj&#261;ca &#8222;setki&#8221; (cyt. Musk) istotnych usprawnie&#324; in&#380;ynieryjnych (jak elektryczny gimbal zamiast hydraulicznego, co ma pozwoli&#263; na &#8222;zaoszcz&#281;dzenie&#8221; kolejnych kilkuset kilogram&#243;w). </p><p>O mo&#380;liwo&#347;ciach (dzia&#322;aj&#261;cego zgodnie z za&#322;o&#380;eniami) systemu Starship <a href="https://texasbocachica.substack.com/p/promieniowanie-kosmiczne-a-podroze">pisa&#322;em ju&#380;</a> w odniesieniu do za&#322;ogowych misji mi&#281;dzyplanetarnych i zapewne b&#281;d&#261; jeszcze dobre okazje, by przyjrze&#263; si&#281; im bli&#380;ej (chocia&#380;by pod k&#261;tem programu Artemis, misji DearMoon czy wyniesie&#324; instrument&#243;w naukowych), lecz dzisiejszy artyku&#322; zako&#324;cz&#281; tylko cytatem z opisu kolejnych pozycji odliczania do orbitalnego testu, opublikowanego kilka dni temu na oficjalnej stronie SpaceX &#8211; opis dla czasu 00:00:00 brzmi: <em><strong>ekscytacja gwarantowana</strong></em>.&nbsp;</p><p></p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://www.spacex.com/" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!Fq2d!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F7145a315-bdf1-44ca-a6dc-69cc827a3a1b_2490x1238.png 424w, https://substackcdn.com/image/fetch/$s_!Fq2d!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F7145a315-bdf1-44ca-a6dc-69cc827a3a1b_2490x1238.png 848w, https://substackcdn.com/image/fetch/$s_!Fq2d!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F7145a315-bdf1-44ca-a6dc-69cc827a3a1b_2490x1238.png 1272w, https://substackcdn.com/image/fetch/$s_!Fq2d!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F7145a315-bdf1-44ca-a6dc-69cc827a3a1b_2490x1238.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!Fq2d!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F7145a315-bdf1-44ca-a6dc-69cc827a3a1b_2490x1238.png" width="1456" height="724" data-attrs="{&quot;src&quot;:&quot;https://substack-post-media.s3.amazonaws.com/public/images/7145a315-bdf1-44ca-a6dc-69cc827a3a1b_2490x1238.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:724,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:985813,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:&quot;https://www.spacex.com/&quot;,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!Fq2d!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F7145a315-bdf1-44ca-a6dc-69cc827a3a1b_2490x1238.png 424w, https://substackcdn.com/image/fetch/$s_!Fq2d!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F7145a315-bdf1-44ca-a6dc-69cc827a3a1b_2490x1238.png 848w, https://substackcdn.com/image/fetch/$s_!Fq2d!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F7145a315-bdf1-44ca-a6dc-69cc827a3a1b_2490x1238.png 1272w, https://substackcdn.com/image/fetch/$s_!Fq2d!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F7145a315-bdf1-44ca-a6dc-69cc827a3a1b_2490x1238.png 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p>&#8207;&#8206; &#8206;</p><p>&#8207;&#8206; &#8206;</p><p>&#8207;&#8206; &#8206;</p><h4>Spodoba&#322; Ci si&#281; ten wpis? Poinformuj o tym algorytm Substacka &#8211; przewi&#324; prosz&#281; stron&#281; do g&#243;ry i kliknij tu:</h4><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="https://substackcdn.com/image/fetch/$s_!Keud!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F22a658dc-7580-458f-a07d-da66af5406c6_1206x390.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!Keud!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F22a658dc-7580-458f-a07d-da66af5406c6_1206x390.png 424w, https://substackcdn.com/image/fetch/$s_!Keud!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F22a658dc-7580-458f-a07d-da66af5406c6_1206x390.png 848w, https://substackcdn.com/image/fetch/$s_!Keud!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F22a658dc-7580-458f-a07d-da66af5406c6_1206x390.png 1272w, https://substackcdn.com/image/fetch/$s_!Keud!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F22a658dc-7580-458f-a07d-da66af5406c6_1206x390.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!Keud!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F22a658dc-7580-458f-a07d-da66af5406c6_1206x390.png" width="356" height="115.12437810945273" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/22a658dc-7580-458f-a07d-da66af5406c6_1206x390.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:390,&quot;width&quot;:1206,&quot;resizeWidth&quot;:356,&quot;bytes&quot;:48950,&quot;alt&quot;:&quot;&quot;,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" title="" srcset="https://substackcdn.com/image/fetch/$s_!Keud!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F22a658dc-7580-458f-a07d-da66af5406c6_1206x390.png 424w, https://substackcdn.com/image/fetch/$s_!Keud!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F22a658dc-7580-458f-a07d-da66af5406c6_1206x390.png 848w, https://substackcdn.com/image/fetch/$s_!Keud!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F22a658dc-7580-458f-a07d-da66af5406c6_1206x390.png 1272w, https://substackcdn.com/image/fetch/$s_!Keud!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F22a658dc-7580-458f-a07d-da66af5406c6_1206x390.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><h4>Rozwa&#380; te&#380; poinformowanie o jego istnieniu os&#243;b w swoich mediach spo&#322;eczno&#347;ciowych &#8211; mo&#380;e im r&#243;wnie&#380; si&#281; spodoba?</h4><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="https://substackcdn.com/image/fetch/$s_!Sjwx!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7b840890-369a-4f95-944c-0cd86ce6bfb4_1206x390.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!Sjwx!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7b840890-369a-4f95-944c-0cd86ce6bfb4_1206x390.png 424w, https://substackcdn.com/image/fetch/$s_!Sjwx!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7b840890-369a-4f95-944c-0cd86ce6bfb4_1206x390.png 848w, https://substackcdn.com/image/fetch/$s_!Sjwx!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7b840890-369a-4f95-944c-0cd86ce6bfb4_1206x390.png 1272w, https://substackcdn.com/image/fetch/$s_!Sjwx!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7b840890-369a-4f95-944c-0cd86ce6bfb4_1206x390.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!Sjwx!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7b840890-369a-4f95-944c-0cd86ce6bfb4_1206x390.png" width="358" height="115.77114427860697" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/7b840890-369a-4f95-944c-0cd86ce6bfb4_1206x390.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:390,&quot;width&quot;:1206,&quot;resizeWidth&quot;:358,&quot;bytes&quot;:49372,&quot;alt&quot;:&quot;&quot;,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" title="" srcset="https://substackcdn.com/image/fetch/$s_!Sjwx!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7b840890-369a-4f95-944c-0cd86ce6bfb4_1206x390.png 424w, https://substackcdn.com/image/fetch/$s_!Sjwx!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7b840890-369a-4f95-944c-0cd86ce6bfb4_1206x390.png 848w, https://substackcdn.com/image/fetch/$s_!Sjwx!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7b840890-369a-4f95-944c-0cd86ce6bfb4_1206x390.png 1272w, https://substackcdn.com/image/fetch/$s_!Sjwx!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7b840890-369a-4f95-944c-0cd86ce6bfb4_1206x390.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><p>&#8207;&#8206; &#8206;</p><div class="subscription-widget-wrap-editor" data-attrs="{&quot;url&quot;:&quot;https://texasbocachica.substack.com/subscribe?&quot;,&quot;text&quot;:&quot;Subscribe&quot;,&quot;language&quot;:&quot;en&quot;}" data-component-name="SubscribeWidgetToDOM"><div class="subscription-widget show-subscribe"><div class="preamble"><p class="cta-caption">Chcesz otrzymywa&#263; moje artyku&#322;y bezpo&#347;rednio na skrzynk&#281; mailow&#261;? </p></div><form class="subscription-widget-subscribe"><input type="email" class="email-input" name="email" placeholder="Type your email&#8230;" tabindex="-1"><input type="submit" class="button primary" value="Subscribe"><div class="fake-input-wrapper"><div class="fake-input"></div><div class="fake-button"></div></div></form></div></div><p>&#8207;&#8206; &#8206;</p><div class="footnote" data-component-name="FootnoteToDOM"><a id="footnote-1" href="#footnote-anchor-1" class="footnote-number" contenteditable="false" target="_self">1</a><div class="footnote-content"><p>Na magnesie artystyczna wizualizacja (nie s&#261; one w prawid&#322;owej skali) dw&#243;ch marsja&#324;skich ksi&#281;&#380;yc&#243;w, Fobosa i Deimosa &#8211; wspominam tu o nich, poniewa&#380;, jak zapewne niekt&#243;rzy doskonale pami&#281;taj&#261;, tak Elon Musk nazwa&#322; dwie oceaniczne platformy startowe, o kt&#243;rych zakupie przez SpaceX oraz planowanym przeznaczeniu pisa&#322;em w styczniu 2021 roku, a kt&#243;re zosta&#322;y kilka miesi&#281;cy temu <em>sprzedane na z&#322;om</em> (w najbli&#380;szych latach SpaceX postanowi&#322; jednak skupi&#263; si&#281; na szybkim rozwoju infrastruktury start&#243;w z l&#261;du &#8211; obecnie na uko&#324;czeniu jest wie&#380;a na Florydzie).<strong> Powy&#380;sza historia magnesu s&#322;u&#380;y&#322;a g&#322;&#243;wnie przekazaniu tej informacji:)&nbsp;</strong></p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!dHaC!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fba7b8f9c-e2ff-4f39-a03f-f1641853b82e_1920x1096.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!dHaC!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fba7b8f9c-e2ff-4f39-a03f-f1641853b82e_1920x1096.png 424w, https://substackcdn.com/image/fetch/$s_!dHaC!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fba7b8f9c-e2ff-4f39-a03f-f1641853b82e_1920x1096.png 848w, https://substackcdn.com/image/fetch/$s_!dHaC!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fba7b8f9c-e2ff-4f39-a03f-f1641853b82e_1920x1096.png 1272w, https://substackcdn.com/image/fetch/$s_!dHaC!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fba7b8f9c-e2ff-4f39-a03f-f1641853b82e_1920x1096.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!dHaC!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fba7b8f9c-e2ff-4f39-a03f-f1641853b82e_1920x1096.png" width="1456" height="831" 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https://substackcdn.com/image/fetch/$s_!dHaC!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fba7b8f9c-e2ff-4f39-a03f-f1641853b82e_1920x1096.png 848w, https://substackcdn.com/image/fetch/$s_!dHaC!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fba7b8f9c-e2ff-4f39-a03f-f1641853b82e_1920x1096.png 1272w, https://substackcdn.com/image/fetch/$s_!dHaC!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fba7b8f9c-e2ff-4f39-a03f-f1641853b82e_1920x1096.png 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" 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y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p></p></div></div><div class="footnote" data-component-name="FootnoteToDOM"><a id="footnote-2" href="#footnote-anchor-2" class="footnote-number" contenteditable="false" target="_self">2</a><div class="footnote-content"><p>W&#322;a&#347;ciwie, jako pewnego rodzaju wyj&#261;tek w kategorii nowatorskich projekt&#243;w i ich orbitalnych wysi&#322;k&#243;w mo&#380;emy rozpatrywa&#263; pierwszy, testowy lot w kosmos systemu STS (tzw. wahad&#322;owiec lub prom kosmiczny) projektu NASA, kt&#243;ry zako&#324;czy&#322; si&#281; pe&#322;nym powodzeniem. Mimo licznych mankament&#243;w koncepcyjnych oraz technicznych (w tym skutkuj&#261;cych straconymi za&#322;ogami), program wahad&#322;owc&#243;w by&#322; milowym krokiem dla ameryka&#324;skiego przemys&#322;u kosmicznego. W tym sensie, Starship b&#281;dzie, w przypadku sukcesu systemu SpaceX, godnym nast&#281;pc&#261; wahad&#322;owc&#243;w, eliminuj&#261;c ich kluczowe wady projektowe, jednocze&#347;nie zapewniaj&#261;c drastycznie wi&#281;ksze mo&#380;liwo&#347;ci. Przy okazji informuj&#281; zainteresowanych, &#380;e m.in. o tym rozmawiali&#347;my w audycji TOK FM &#8222;Us&#322;ugi Kosmiczne dla Ludno&#347;ci&#8221; z dnia 19.06.2022 (obecnie do przes&#322;uchania na stronie TOK FM, niestety za <em>paywallem</em>, 6,99 pln/miesi&#261;c).&nbsp;</p></div></div>]]></content:encoded></item><item><title><![CDATA[Aktualizacja z Boca Chica -6-]]></title><description><![CDATA[Zako&#324;czenie oceny &#347;rodowiskowej FAA, rozw&#243;j infrastruktury naziemnej (r&#243;wnie&#380; na Florydzie) oraz podsumowanie wiedzy o prototypach orbitalnych]]></description><link>https://texasbocachica.substack.com/p/aktualizacja-z-boca-chica-6-</link><guid isPermaLink="false">https://texasbocachica.substack.com/p/aktualizacja-z-boca-chica-6-</guid><dc:creator><![CDATA[Tex]]></dc:creator><pubDate>Sat, 18 Jun 2022 10:59:08 GMT</pubDate><enclosure url="https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/621b77a2-f6de-49a8-a1d6-8239c865108f_2062x1695.png" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p><em><strong>Uwaga dla czytaj&#261;cych w formie newslettera:</strong> obj&#281;to&#347;&#263; publikacji przekracza limit Gmaila (innych skrzynek mailowych zapewne te&#380;) &#8211; by poprawnie wy&#347;wietli&#263; tekst oraz wszystkie ilustracje, otw&#243;rz artyku&#322; <a href="https://texasbocachica.substack.com/">bezpo&#347;rednio na Substack</a>.</em></p><div><hr></div><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!5EL9!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7cfad2ef-ff94-4c9e-9159-0fc664a68541_3840x2317.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!5EL9!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7cfad2ef-ff94-4c9e-9159-0fc664a68541_3840x2317.jpeg 424w, https://substackcdn.com/image/fetch/$s_!5EL9!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7cfad2ef-ff94-4c9e-9159-0fc664a68541_3840x2317.jpeg 848w, https://substackcdn.com/image/fetch/$s_!5EL9!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7cfad2ef-ff94-4c9e-9159-0fc664a68541_3840x2317.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!5EL9!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7cfad2ef-ff94-4c9e-9159-0fc664a68541_3840x2317.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!5EL9!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7cfad2ef-ff94-4c9e-9159-0fc664a68541_3840x2317.jpeg" width="1456" height="879" 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https://substackcdn.com/image/fetch/$s_!5EL9!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7cfad2ef-ff94-4c9e-9159-0fc664a68541_3840x2317.jpeg 848w, https://substackcdn.com/image/fetch/$s_!5EL9!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7cfad2ef-ff94-4c9e-9159-0fc664a68541_3840x2317.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!5EL9!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7cfad2ef-ff94-4c9e-9159-0fc664a68541_3840x2317.jpeg 1456w" sizes="100vw" fetchpriority="high"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Boca Chica, Teksas: prototyp Starshipa o oznaczeniu S24 w drodze na testy przed pierwsz&#261; pr&#243;b&#261; orbitaln&#261;. W tle wie&#380;a startowa. <em>[zdj&#281;cie: SpaceX]</em></figcaption></figure></div><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><div><hr></div><h3><strong>Zielone &#347;wiat&#322;o dla orbity z Boca Chica </strong></h3><div><hr></div><p>Zako&#324;czenie przez FAA wielomiesi&#281;cznego procesu oceny ryzyka dla &#347;rodowiska naturalnego przynosi <strong>dobre wie&#347;ci dla rozwoju Starbase</strong>.&nbsp;</p><p>Prawdopodobnie nigdy w historii praca urz&#281;dnik&#243;w i ekspert&#243;w FAA nie by&#322;a &#347;ledzona przez wi&#281;ksz&#261; rzesz&#281; zainteresowanych.&nbsp;Wydana na pocz&#261;tku tygodnia, pozytywna dla SpaceX decyzja &#347;rodowiskowa musia&#322;a zosta&#263; poprzedzona nie tylko kompleksow&#261; analiz&#261; stanu faktycznego, lecz r&#243;wnie&#380; odniesieniem si&#281; agencji do licznych komentarzy publicznych, w kt&#243;rych argumenty merytoryczne ust&#281;powa&#322;y niekiedy miejsca do&#347;&#263; skrajnym emocjom.</p><p>W dw&#243;ch turach wys&#322;ucha&#324; publicznych &#8211; te podsumowa&#322;em w <a href="https://texasbocachica.substack.com/i/43354268/ocena-srodowiskowa-starbase-i-komentarze-publiczne">grudniowej aktualizacji</a> &#8211; mogli&#347;my us&#322;ysze&#263; zar&#243;wno oskar&#380;enia SpaceX o mordowanie &#380;&#243;&#322;wi, a lokalnych w&#322;adz (oraz samej FAA) o rasizm i dyskryminacj&#281;, jak i zgo&#322;a przeciwne opinie, nie wy&#322;&#261;czaj&#261;c stwierdzenia, &#380;e najpewniej sam B&#243;g &#380;yczy&#322;by sobie kursuj&#261;cego po ca&#322;ym Uk&#322;adzie S&#322;onecznym Starshipa, a ka&#380;dy, kto przyczynia si&#281; do op&#243;&#378;nienia tego stanu rzeczy, powinien przestudiowa&#263; Ksi&#281;g&#281; Rodzaju.</p><p>G&#322;osy pro-SpaceX stanowi&#322;y wi&#281;kszo&#347;&#263; (tak&#380;e za spraw&#261; twitterowego apelu Muska o poparcie dla jego teksa&#324;skiego kosmoportu), a dodatkowo wyst&#281;powa&#322;a swoista &#8222;presja instytucjonalna&#8221; spowodowana faktem, &#380;e system Starship, jako wybrany przez NASA l&#261;downik ksi&#281;&#380;ycowy (HLS), jest sk&#322;adow&#261; programu Artemis.</p><p>Brak jednak sygna&#322;&#243;w, jakoby ocena FAA by&#322;a rezultatem jakichkolwiek nacisk&#243;w &#8211; jak przysta&#322;o na podmiot regulacyjno-kontrolny, agencja skrupulatnie zbada&#322;a ryzyka dla &#347;rodowiska naturalnego oraz zawar&#322;a w swej decyzji szereg wskaza&#324;, jak SpaceX ma je mitygowa&#263;. Spo&#347;r&#243;d 75 wytycznych, zawartych w raporcie, mo&#380;na wymieni&#263;:</p><ul><li><p>wym&#243;g konstrukcji bariery d&#378;wi&#281;koch&#322;onnej oraz &#8222;bezkolizyjnych&#8221; przej&#347;&#263; dla zwierz&#261;t; </p></li><li><p>obszerne instrukcje dotycz&#261;ce ochrony &#380;&#243;&#322;wi, w szczeg&#243;lno&#347;ci opisuj&#261;ce metody ograniczenia sztucznego o&#347;wietlenia w okresie l&#281;gowym (kwestia dezorientacji &#380;&#243;&#322;wi, kt&#243;re po wykluciu kieruj&#261; si&#281; w stron&#281; &#347;wiat&#322;a, jakiego &#378;r&#243;d&#322;em w naturalnym &#347;rodowisku powinna by&#263; tafla wody);</p></li><li><p>wsp&#243;&#322;prac&#281; z niezale&#380;nymi podmiotami (m.in. biologami) w zakresie monitorowania siedlisk, w tym udost&#281;pnienie technologii satelitarnej oraz solarnie zasilanych anten systemu Starlink, umo&#380;liwiaj&#261;cych bardziej efektywne obserwacje dzikiej przyrody;</p></li><li><p>obowi&#261;zek regularnego informowania okolicznych mieszka&#324;c&#243;w o planowanych testach i zwi&#261;zanych z nimi niedogodno&#347;ciach czy ryzyku (SpaceX musi te&#380; posiada&#263; ubezpieczenie do kwoty 500 milion&#243;w dolar&#243;w na wypadek pokrycia ewentualnych strat).</p><p>&#8207;&#8206; &#8206;</p></li></ul><p>Reszt&#281; restrykcji mo&#380;na podsumowa&#263; jako drobiazgi (typu zobowi&#261;zanie firmy do niewielkich, corocznych dotacji na rzecz organizacji <em>non-profit</em>, zajmuj&#261;cych si&#281; zagro&#380;onymi gatunkami, np. ocelotem) oraz racjonalne oczekiwania co do wk&#322;adu SpaceX w ochron&#281; &#347;rodowiska i lokalnego dziedzictwa kultury. </p><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><div><hr></div><h3><strong>Post&#281;py prac w Teksasie i na Florydzie</strong></h3><div><hr></div><p>Tymczasem, prace nad orbitalnym prototypem tocz&#261; si&#281; nieprzerwanie, pe&#322;n&#261; par&#261; &#8211; do lotu przygotowywany jest obecnie booster SuperHeavy numer 7 (dalej <strong>B7</strong>/stopie&#324; pierwszy), Statek nr 24 (dalej<strong> S24</strong>/stopie&#324; drugi), a tak&#380;e tzw. stopie&#324; 0, od kt&#243;rego  w r&#243;wnym stopniu zale&#380;y powodzenie ca&#322;ej operacji. </p><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!5F40!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F3131d019-7932-435b-8870-8e45ed8ba37a_1920x1080.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!5F40!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F3131d019-7932-435b-8870-8e45ed8ba37a_1920x1080.jpeg 424w, https://substackcdn.com/image/fetch/$s_!5F40!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F3131d019-7932-435b-8870-8e45ed8ba37a_1920x1080.jpeg 848w, https://substackcdn.com/image/fetch/$s_!5F40!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F3131d019-7932-435b-8870-8e45ed8ba37a_1920x1080.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!5F40!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F3131d019-7932-435b-8870-8e45ed8ba37a_1920x1080.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!5F40!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F3131d019-7932-435b-8870-8e45ed8ba37a_1920x1080.jpeg" width="1456" height="819" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/3131d019-7932-435b-8870-8e45ed8ba37a_1920x1080.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:819,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:139077,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!5F40!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F3131d019-7932-435b-8870-8e45ed8ba37a_1920x1080.jpeg 424w, https://substackcdn.com/image/fetch/$s_!5F40!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F3131d019-7932-435b-8870-8e45ed8ba37a_1920x1080.jpeg 848w, https://substackcdn.com/image/fetch/$s_!5F40!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F3131d019-7932-435b-8870-8e45ed8ba37a_1920x1080.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!5F40!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F3131d019-7932-435b-8870-8e45ed8ba37a_1920x1080.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><p>Z uwagi (przynajmniej cz&#281;&#347;ciowo) na brak mo&#380;liwo&#347;ci ubiegania si&#281; o licencj&#281; startow&#261;, zrezygnowano z lotu S20 na szczycie B4, definitywnie ko&#324;cz&#261;c ze &#8222;starymi&#8221; Raptorami &#8211; pocz&#261;wszy od B7 i S24, system Starship opiera si&#281; wy&#322;&#261;cznie na tzw. Raptorach 2.</p><p>Silniki drugiej generacji cechuj&#261; lepsze parametry (m.in. oko&#322;o 25% wi&#281;kszy ci&#261;g i tym samym znacznie wy&#380;szy wsp&#243;&#322;czynnik TWR &#8211; <strong>wyja&#347;nienie tego i innych, charakterystycznych dla in&#380;ynierii rakietowej okre&#347;le&#324;, znajdziesz w moim <a href="https://texasbocachica.substack.com/p/mechanika-orbitalna-na-skroty">poprzednim artykule</a></strong>) oraz dalece wi&#281;ksza niezawodno&#347;&#263;, przynajmniej w za&#322;o&#380;eniu. </p><div class="embedded-post-wrap" data-attrs="{&quot;id&quot;:55046626,&quot;url&quot;:&quot;https://texasbocachica.substack.com/p/mechanika-orbitalna-na-skroty&quot;,&quot;publication_id&quot;:250875,&quot;publication_name&quot;:&quot;TexasBocaChica (PL) &quot;,&quot;publication_logo_url&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/b6935fe6-de4b-47e6-9869-c70d417c4407_512x512.png&quot;,&quot;title&quot;:&quot;Mechanika orbitalna na skr&#243;ty&quot;,&quot;truncated_body_text&quot;:&quot;Uwaga dla czytaj&#261;cych w formie newslettera: obj&#281;to&#347;&#263; publikacji przekracza limit Gmaila (innych skrzynek mailowych zapewne te&#380;) &#8211; by poprawnie wy&#347;wietli&#263; tekst oraz wszystkie ilustracje, otw&#243;rz artyku&#322; bezpo&#347;rednio na Substack.&quot;,&quot;date&quot;:&quot;2022-05-19T12:21:53.181Z&quot;,&quot;like_count&quot;:11,&quot;comment_count&quot;:0,&quot;bylines&quot;:[{&quot;id&quot;:23571112,&quot;name&quot;:&quot;Tex&quot;,&quot;previous_name&quot;:null,&quot;photo_url&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/488094e5-e732-4444-a42d-fad88094e480_150x150.png&quot;,&quot;bio&quot;:&quot;Przyst&#281;pnym j&#281;zykiem o nauce i technologii w kontek&#347;cie sektora New Space. Pisz&#281; artyku&#322;y du&#380;ego formatu, ze szczeg&#243;lnym uwzgl&#281;dnieniem SpaceX oraz jej post&#281;p&#243;w w konstrukcji statku kolonizacyjnego Starship, maj&#261;cej miejsce w wiosce Boca Chica, TX.&quot;,&quot;profile_set_up_at&quot;:&quot;2021-08-21T00:47:10.392Z&quot;,&quot;publicationUsers&quot;:[{&quot;id&quot;:188565,&quot;user_id&quot;:23571112,&quot;publication_id&quot;:250875,&quot;role&quot;:&quot;admin&quot;,&quot;public&quot;:true,&quot;is_primary&quot;:false,&quot;publication&quot;:{&quot;id&quot;:250875,&quot;name&quot;:&quot;TexasBocaChica (PL) &quot;,&quot;subdomain&quot;:&quot;texasbocachica&quot;,&quot;custom_domain&quot;:null,&quot;custom_domain_optional&quot;:false,&quot;hero_text&quot;:&quot;Przybli&#380;am nauk&#281; i technologi&#281; w kontek&#347;cie podboju kosmosu w XXI wieku. Swoje artyku&#322;y kieruj&#281; do wszystkich, patrz&#261;cych w przysz&#322;o&#347;&#263; z ekscytacj&#261;. &quot;,&quot;logo_url&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/b6935fe6-de4b-47e6-9869-c70d417c4407_512x512.png&quot;,&quot;author_id&quot;:23571112,&quot;theme_var_background_pop&quot;:&quot;#d10000&quot;,&quot;created_at&quot;:&quot;2020-12-31T18:05:18.989Z&quot;,&quot;rss_website_url&quot;:null,&quot;email_from_name&quot;:&quot;TexasBocaChica&quot;,&quot;copyright&quot;:&quot;TexasBocaChica&quot;,&quot;founding_plan_name&quot;:null,&quot;community_enabled&quot;:true,&quot;invite_only&quot;:false}}],&quot;is_guest&quot;:false}],&quot;utm_campaign&quot;:null,&quot;belowTheFold&quot;:true,&quot;type&quot;:null,&quot;language&quot;:&quot;en&quot;,&quot;source&quot;:null}" data-component-name="EmbeddedPostToDOM"><a class="embedded-post" native="true" href="https://texasbocachica.substack.com/p/mechanika-orbitalna-na-skroty?utm_source=substack&amp;utm_campaign=post_embed&amp;utm_medium=web"><div class="embedded-post-header"><img class="embedded-post-publication-logo" src="https://substackcdn.com/image/fetch/$s_!EYVr!,w_56,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb6935fe6-de4b-47e6-9869-c70d417c4407_512x512.png" loading="lazy"><span class="embedded-post-publication-name">TexasBocaChica (PL) </span></div><div class="embedded-post-title-wrapper"><div class="embedded-post-title">Mechanika orbitalna na skr&#243;ty</div></div><div class="embedded-post-body">Uwaga dla czytaj&#261;cych w formie newslettera: obj&#281;to&#347;&#263; publikacji przekracza limit Gmaila (innych skrzynek mailowych zapewne te&#380;) &#8211; by poprawnie wy&#347;wietli&#263; tekst oraz wszystkie ilustracje, otw&#243;rz artyku&#322; bezpo&#347;rednio na Substack&#8230;</div><div class="embedded-post-cta-wrapper"><span class="embedded-post-cta">Read more</span></div><div class="embedded-post-meta">4 years ago &#183; 11 likes &#183; Tex</div></a></div><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><p>Nasz aktualny stan wiedzy wskazuje, &#380;e SpaceX nie zamierza nawet testowa&#263; nowych silnik&#243;w w locie przed pr&#243;b&#261; orbitaln&#261; &#8211; tzw. <em>hop testy</em>&nbsp;(&#8222;skoki&#8221; g&#243;ra-d&#243;&#322; na wysoko&#347;&#263; 10-20 km) odchodz&#261; zatem prawdopodobnie do przesz&#322;o&#347;ci, gdy&#380; wg Muska loty suborbitalne dostarczy&#322;y ju&#380; firmie wystarczaj&#261;co du&#380;o informacji i nie pozwol&#261; in&#380;ynierom nauczy&#263; si&#281; wiele nowego (aczkolwiek odnotujmy, &#380;e ocena &#347;rodowiskowa FAA uwzgl&#281;dnia<a class="footnote-anchor" data-component-name="FootnoteAnchorToDOM" id="footnote-anchor-1" href="#footnote-1" target="_self">1</a> akceptacj&#281; dla 5 lot&#243;w suborbitalnych, kt&#243;re znalaz&#322;y si&#281; w pierwotnej propozycji SpaceX). </p><p>Modyfikacje boostera SuperHeavy mi&#281;dzy numerem 4 i 7 (numery 5 i 6 zosta&#322;y pomini&#281;te) wykraczaj&#261; dalece poza zastosowanie nowej generacji Raptor&#243;w. W&#322;a&#347;ciwie, mnogo&#347;&#263; usprawnie&#324; (niekt&#243;re zmiany wida&#263; go&#322;ym okiem &#8211; patrz zdj&#281;cia poni&#380;ej) boostera ka&#380;e si&#281; zastanowi&#263;, na ile w og&#243;le B4 nadawa&#322; si&#281; do przeprowadzenia pr&#243;by orbitalnej. Prawdopodobnie <em>nie</em> nadawa&#322; si&#281;, co pozwala postawi&#263; tez&#281;, &#380;e procedura FAA niczego, tak naprawd&#281;, nie przed&#322;u&#380;y&#322;a w spos&#243;b znacz&#261;cy. </p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!pALG!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2f3c21ee-abd5-4303-883a-83fa3a9accc0_1520x1350.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!pALG!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2f3c21ee-abd5-4303-883a-83fa3a9accc0_1520x1350.png 424w, 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srcset="https://substackcdn.com/image/fetch/$s_!pALG!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2f3c21ee-abd5-4303-883a-83fa3a9accc0_1520x1350.png 424w, https://substackcdn.com/image/fetch/$s_!pALG!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2f3c21ee-abd5-4303-883a-83fa3a9accc0_1520x1350.png 848w, https://substackcdn.com/image/fetch/$s_!pALG!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2f3c21ee-abd5-4303-883a-83fa3a9accc0_1520x1350.png 1272w, https://substackcdn.com/image/fetch/$s_!pALG!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2f3c21ee-abd5-4303-883a-83fa3a9accc0_1520x1350.png 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption"><em>[@cnunezimages via Twitter, Nic Ansuini via NASASpaceFlight.com]</em></figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><p>R&#243;wnolegle do szykowania stopni 1 i 2, ca&#322;y czas trwaj&#261; bardzo intensywne prace nad stopniem 0, jak zwyk&#322;o si&#281; w SpaceX m&#243;wi&#263; o ca&#322;ej infrastrukturze naziemnej, na kt&#243;r&#261; sk&#322;adaj&#261; si&#281; m.in. wie&#380;a, zbiorniki paliwa oraz innowacyjna platforma startowa. </p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!Lu_Q!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F66558f13-5bcb-4d63-871b-6a7349fffc2a_3500x2333.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!Lu_Q!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F66558f13-5bcb-4d63-871b-6a7349fffc2a_3500x2333.jpeg 424w, https://substackcdn.com/image/fetch/$s_!Lu_Q!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F66558f13-5bcb-4d63-871b-6a7349fffc2a_3500x2333.jpeg 848w, https://substackcdn.com/image/fetch/$s_!Lu_Q!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F66558f13-5bcb-4d63-871b-6a7349fffc2a_3500x2333.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!Lu_Q!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F66558f13-5bcb-4d63-871b-6a7349fffc2a_3500x2333.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!Lu_Q!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F66558f13-5bcb-4d63-871b-6a7349fffc2a_3500x2333.jpeg" width="468" height="312.10714285714283" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/66558f13-5bcb-4d63-871b-6a7349fffc2a_3500x2333.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:971,&quot;width&quot;:1456,&quot;resizeWidth&quot;:468,&quot;bytes&quot;:538617,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!Lu_Q!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F66558f13-5bcb-4d63-871b-6a7349fffc2a_3500x2333.jpeg 424w, https://substackcdn.com/image/fetch/$s_!Lu_Q!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F66558f13-5bcb-4d63-871b-6a7349fffc2a_3500x2333.jpeg 848w, https://substackcdn.com/image/fetch/$s_!Lu_Q!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F66558f13-5bcb-4d63-871b-6a7349fffc2a_3500x2333.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!Lu_Q!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F66558f13-5bcb-4d63-871b-6a7349fffc2a_3500x2333.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption"><em>Zbli&#380;enie na fragment pier&#347;cienia orbitalnej platformy startowej (kliknij, by powi&#281;kszy&#263;). [@cnunezimages via Twitter]</em></figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><p>Tzw. st&#243;&#322; startowy jest stale usprawniany oraz kalibrowany. Przyk&#322;adowo, w ostatnich tygodniach obserwowa&#263; mogli&#347;my (a przynajmniej tak si&#281; wydaje &#8211; przy braku oficjalnych informacji, natury niekt&#243;rych test&#243;w mo&#380;emy si&#281; tylko domy&#347;la&#263;) precyzyjne poziomowanie 20 pot&#281;&#380;nych klamer<a class="footnote-anchor" data-component-name="FootnoteAnchorToDOM" id="footnote-anchor-2" href="#footnote-2" target="_self">2</a>, rozmieszczonych po obwodzie &#8222;sto&#322;u&#8221; i trzymaj&#261;cych rakiet&#281; w ryzach do momentu jej uwolnienia, tj. po nominalnym zap&#322;onie wszystkich 33 silnik&#243;w. </p><p>Istotne zmiany by&#322;y te&#380; wprowadzane do system&#243;w QD (<em>Quick Disconnect</em>), dzi&#281;ki kt&#243;rym stopnie 1 i 2 s&#261; zasilane oraz tankowane a&#380; do momentu startu (gdy trzeba je <em>Szybko Od&#322;&#261;czy&#263;</em>). Zdj&#281;cie poni&#380;ej przedstawia panel przy&#322;&#261;czy B4, na kt&#243;ry przymocowana zosta&#322;a &#8222;nak&#322;adka&#8221;, umo&#380;liwiaj&#261;ca tankowanie z pomini&#281;ciem QD (paliwo i utleniacz doprowadzone do <em>boostera</em> bezpo&#347;rednio, tj. nie przez bardziej skomplikowane instalacje stopnia 0).  </p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!kkfk!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fecdcc45c-b9bc-4ce1-9a31-699cfdc1e303_1586x1242.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!kkfk!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fecdcc45c-b9bc-4ce1-9a31-699cfdc1e303_1586x1242.png 424w, https://substackcdn.com/image/fetch/$s_!kkfk!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fecdcc45c-b9bc-4ce1-9a31-699cfdc1e303_1586x1242.png 848w, https://substackcdn.com/image/fetch/$s_!kkfk!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fecdcc45c-b9bc-4ce1-9a31-699cfdc1e303_1586x1242.png 1272w, 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data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/ecdcc45c-b9bc-4ce1-9a31-699cfdc1e303_1586x1242.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:1140,&quot;width&quot;:1456,&quot;resizeWidth&quot;:488,&quot;bytes&quot;:603092,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!kkfk!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fecdcc45c-b9bc-4ce1-9a31-699cfdc1e303_1586x1242.png 424w, https://substackcdn.com/image/fetch/$s_!kkfk!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fecdcc45c-b9bc-4ce1-9a31-699cfdc1e303_1586x1242.png 848w, https://substackcdn.com/image/fetch/$s_!kkfk!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fecdcc45c-b9bc-4ce1-9a31-699cfdc1e303_1586x1242.png 1272w, https://substackcdn.com/image/fetch/$s_!kkfk!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fecdcc45c-b9bc-4ce1-9a31-699cfdc1e303_1586x1242.png 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption"><em>[@cnunezimages via Twitter]</em></figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><p>Zlokalizowany na kraw&#281;dzi platformy QD boostera zyska&#322; by&#263;-mo&#380;e-finaln&#261; wersj&#281; zamykanej &#8222;skorupy&#8221;, maj&#261;cej os&#322;oni&#263; mechanizm przed ogniem Raptor&#243;w &#8211; jej przewidywane dzia&#322;anie obrazuje animacja:</p><div id="youtube2-IQEqsSfA5ao" class="youtube-wrap" data-attrs="{&quot;videoId&quot;:&quot;IQEqsSfA5ao&quot;,&quot;startTime&quot;:&quot;55&quot;,&quot;endTime&quot;:null}" data-component-name="Youtube2ToDOM"><div class="youtube-inner"><iframe src="https://www.youtube-nocookie.com/embed/IQEqsSfA5ao?start=55&amp;rel=0&amp;autoplay=0&amp;showinfo=0&amp;enablejsapi=0" frameborder="0" loading="lazy" gesture="media" allow="autoplay; fullscreen" allowautoplay="true" allowfullscreen="true" width="728" height="409"></iframe></div></div><p>&#8207;&#8206; &#8206;</p><p>QD stopnia drugiego otrzyma&#322; przed dwoma miesi&#261;cami udoskonalone rami&#281;, kt&#243;re zast&#261;pi&#322;o wersj&#281; pierwsz&#261;, zamontowan&#261; na wie&#380;y w listopadzie. Mo&#380;na wnioskowa&#263;, i&#380; nowa wersja ramienia jest odpowiedzi&#261; na zmiany projektowe po stronie statku &#8211; w prototypie nr 24 przy&#322;&#261;cza QD zosta&#322;y przy tym podniesione o jeden stalowy pier&#347;cie&#324; w g&#243;r&#281;, w por&#243;wnaniu z S20.</p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!-BSr!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fca55c32f-5c3c-4d1f-8fd5-c6bad40bfa01_1920x2000.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!-BSr!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fca55c32f-5c3c-4d1f-8fd5-c6bad40bfa01_1920x2000.jpeg 424w, https://substackcdn.com/image/fetch/$s_!-BSr!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fca55c32f-5c3c-4d1f-8fd5-c6bad40bfa01_1920x2000.jpeg 848w, https://substackcdn.com/image/fetch/$s_!-BSr!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fca55c32f-5c3c-4d1f-8fd5-c6bad40bfa01_1920x2000.jpeg 1272w, 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data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/ca55c32f-5c3c-4d1f-8fd5-c6bad40bfa01_1920x2000.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:1517,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:328495,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!-BSr!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fca55c32f-5c3c-4d1f-8fd5-c6bad40bfa01_1920x2000.jpeg 424w, https://substackcdn.com/image/fetch/$s_!-BSr!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fca55c32f-5c3c-4d1f-8fd5-c6bad40bfa01_1920x2000.jpeg 848w, https://substackcdn.com/image/fetch/$s_!-BSr!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fca55c32f-5c3c-4d1f-8fd5-c6bad40bfa01_1920x2000.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!-BSr!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fca55c32f-5c3c-4d1f-8fd5-c6bad40bfa01_1920x2000.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Stare i nowe rami&#281; Quick Disconnect. <em>[Cosmic Perspective aka @considercosmos via Twitter; Nic Ansuini via NASASpaceFlight.com]</em></figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><p>Testy nowego ramienia w ruchu obejrze&#263; mo&#380;na <a href="https://twitter.com/CSI_Starbase/status/1530366511784898562">tu</a>. </p><p>B&#281;d&#261;c przy widocznych z zewn&#261;trz zmianach projektowych, wspomnie&#263; trzeba o kluczowym dla najbli&#380;szej misji, nowym komponencie statku, a mianowicie &#8222;dyspenserze&#8221;, wymierzonym specjalnie pod satelity Starlink drugiej generacji. Szczelina na zdj&#281;ciu poni&#380;ej zast&#261;pi&#322;a wi&#281;ksze, uniwersalne (tzn. umo&#380;liwiaj&#261;ce docelowo wynoszenie wielkogabarytowych &#322;adunk&#243;w) otwarcie przestrzeni <em>cargo</em>, do kt&#243;rego bardzo wst&#281;pne przymiarki da&#322;o si&#281; zauwa&#380;y&#263; w S22, ostatecznie pomini&#281;tym. </p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!lY8Z!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9ecb5334-22bc-475b-9a21-235648355226_2090x1266.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!lY8Z!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9ecb5334-22bc-475b-9a21-235648355226_2090x1266.png 424w, https://substackcdn.com/image/fetch/$s_!lY8Z!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9ecb5334-22bc-475b-9a21-235648355226_2090x1266.png 848w, https://substackcdn.com/image/fetch/$s_!lY8Z!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9ecb5334-22bc-475b-9a21-235648355226_2090x1266.png 1272w, https://substackcdn.com/image/fetch/$s_!lY8Z!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9ecb5334-22bc-475b-9a21-235648355226_2090x1266.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!lY8Z!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9ecb5334-22bc-475b-9a21-235648355226_2090x1266.png" width="1456" height="882" 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https://substackcdn.com/image/fetch/$s_!lY8Z!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9ecb5334-22bc-475b-9a21-235648355226_2090x1266.png 848w, https://substackcdn.com/image/fetch/$s_!lY8Z!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9ecb5334-22bc-475b-9a21-235648355226_2090x1266.png 1272w, https://substackcdn.com/image/fetch/$s_!lY8Z!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9ecb5334-22bc-475b-9a21-235648355226_2090x1266.png 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="https://substackcdn.com/image/fetch/$s_!domw!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F098a7c35-fd46-49be-b911-e54caceeec71_800x450.gif" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!domw!,w_424,c_limit,f_webp,q_auto:good,fl_lossy/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F098a7c35-fd46-49be-b911-e54caceeec71_800x450.gif 424w, https://substackcdn.com/image/fetch/$s_!domw!,w_848,c_limit,f_webp,q_auto:good,fl_lossy/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F098a7c35-fd46-49be-b911-e54caceeec71_800x450.gif 848w, https://substackcdn.com/image/fetch/$s_!domw!,w_1272,c_limit,f_webp,q_auto:good,fl_lossy/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F098a7c35-fd46-49be-b911-e54caceeec71_800x450.gif 1272w, https://substackcdn.com/image/fetch/$s_!domw!,w_1456,c_limit,f_webp,q_auto:good,fl_lossy/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F098a7c35-fd46-49be-b911-e54caceeec71_800x450.gif 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!domw!,w_1456,c_limit,f_auto,q_auto:good,fl_lossy/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F098a7c35-fd46-49be-b911-e54caceeec71_800x450.gif" width="334" height="187.875" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/098a7c35-fd46-49be-b911-e54caceeec71_800x450.gif&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:450,&quot;width&quot;:800,&quot;resizeWidth&quot;:334,&quot;bytes&quot;:7827429,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/gif&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!domw!,w_424,c_limit,f_auto,q_auto:good,fl_lossy/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F098a7c35-fd46-49be-b911-e54caceeec71_800x450.gif 424w, https://substackcdn.com/image/fetch/$s_!domw!,w_848,c_limit,f_auto,q_auto:good,fl_lossy/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F098a7c35-fd46-49be-b911-e54caceeec71_800x450.gif 848w, https://substackcdn.com/image/fetch/$s_!domw!,w_1272,c_limit,f_auto,q_auto:good,fl_lossy/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F098a7c35-fd46-49be-b911-e54caceeec71_800x450.gif 1272w, https://substackcdn.com/image/fetch/$s_!domw!,w_1456,c_limit,f_auto,q_auto:good,fl_lossy/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F098a7c35-fd46-49be-b911-e54caceeec71_800x450.gif 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><p>&#8207;&#8206; &#8206;</p><p>Mierz&#261;ce 7 metr&#243;w po najd&#322;u&#380;szym boku i blisko 5-krotnie ci&#281;&#380;sze od generacji pierwszej, satelity Starlink 2.0 maj&#261; znale&#378;&#263; si&#281; na orbicie wy&#322;&#261;cznie za spraw&#261; Starshipa, co czyni ich trwaj&#261;c&#261; obecnie produkcj&#281; ruchem cokolwiek brawurowym pod k&#261;tem ekonomicznym. By&#263; mo&#380;e jednak, brawur&#281; przedsi&#281;wzi&#281;cia ocenia&#263; nale&#380;y z perspektywy kogo&#347;, kto pisz&#261;c o &#8222;super-z&#322;ym przeczuciu w odniesieniu do gospodarki&#8221; porywa si&#281; na 44-miliardowy, kredytowany pod zastaw akcji zakup Twittera&#8230; Przez taki pryzmat, masowa produkcja satelit&#243;w przed upewnieniem si&#281;, &#380;e da si&#281; je wynie&#347;&#263; mo&#380;e okaza&#263; si&#281; normalna, by nie rzec nudna. </p><p>Bez jednoznacznej odpowiedzi pozostaje r&#243;wnie&#380; pytanie czy Musk zamierza zaryzykowa&#263; funkcjonalne satelity ju&#380; w pierwszej pr&#243;bie orbitalnej (a je&#347;li tak, ile), a mo&#380;e w ramach testu wyniesione zostan&#261; ich pe&#322;noskalowe atrapy. Opcja druga brzmi nieco zbyt asekuracyjnie jak na SpaceX, pierwsza za&#347; mog&#322;aby sugerowa&#263;, &#380;e zesp&#243;&#322; ma obecnie dalece wi&#281;ksz&#261; wiar&#281; w udany start ni&#380; to by&#322;o w przypadku zestawu B4S20 (o kt&#243;rym Musk m&#243;wi&#322;, &#380;e samo opuszczenie wie&#380;y startowej bez eksplozji b&#281;dzie sukcesem). </p><p>W istocie, zestaw B7S24 jawi si&#281; jako zdecydowanie bardziej dojrza&#322;a konstrukcja, a jej &#8222;back-up&#8221; (jedynie kosmetyczne poprawki wzgl&#281;dem B7S24) w postaci B8S25 powinien zosta&#263; uko&#324;czony w ci&#261;gu oko&#322;o miesi&#261;ca, najdalej dw&#243;ch. </p><p>Nast&#281;pna para, tj. B9S26 (r&#243;wnie&#380; obecnie konstruowana) implementowa&#263; ma wi&#281;ksz&#261; &#8222;paczk&#281;&#8221; modyfikacji, co wpisuje si&#281; w ewolucj&#281; designu metod&#261; szybkich iteracji mi&#281;dzy prototypami. Je&#347;li wierzy&#263; &#8222;przeciekom&#8221;, kolejn&#261; iteracj&#261; ma by&#263; zestaw B12S29 (mo&#380;e si&#281; to oczywi&#347;cie wi&#261;za&#263; z planowanymi przeskokami numeracji).</p><p>W celu osi&#261;gni&#281;cia po&#380;&#261;danych zdolno&#347;ci produkcyjnych, do budynk&#243;w zwanych &#8222;Mid bay&#8221; i &#8222;High bay&#8221; do&#322;&#261;czy nied&#322;ugo, b&#281;d&#261;cy ju&#380; na uko&#324;czeniu, &#8222;Mega bay&#8221;:</p><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!V5M7!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F30189e94-d77b-4fa9-bff5-859f8a7a89b0_3500x2333.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!V5M7!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F30189e94-d77b-4fa9-bff5-859f8a7a89b0_3500x2333.jpeg 424w, https://substackcdn.com/image/fetch/$s_!V5M7!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F30189e94-d77b-4fa9-bff5-859f8a7a89b0_3500x2333.jpeg 848w, https://substackcdn.com/image/fetch/$s_!V5M7!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F30189e94-d77b-4fa9-bff5-859f8a7a89b0_3500x2333.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!V5M7!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F30189e94-d77b-4fa9-bff5-859f8a7a89b0_3500x2333.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!V5M7!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F30189e94-d77b-4fa9-bff5-859f8a7a89b0_3500x2333.jpeg" width="1456" height="971" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/30189e94-d77b-4fa9-bff5-859f8a7a89b0_3500x2333.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:971,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:166076,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!V5M7!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F30189e94-d77b-4fa9-bff5-859f8a7a89b0_3500x2333.jpeg 424w, https://substackcdn.com/image/fetch/$s_!V5M7!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F30189e94-d77b-4fa9-bff5-859f8a7a89b0_3500x2333.jpeg 848w, https://substackcdn.com/image/fetch/$s_!V5M7!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F30189e94-d77b-4fa9-bff5-859f8a7a89b0_3500x2333.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!V5M7!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F30189e94-d77b-4fa9-bff5-859f8a7a89b0_3500x2333.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">High bay (po lewej), Mega bay (na &#347;rodku), ekspozycja &#8222;parku rakietowego&#8221; z trzema statkami i SuperHeavy (po prawej). <em>[@cnunezimages via Twitter]</em></figcaption></figure></div><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><p>Trwa tak&#380;e konstrukcja fabryki, kt&#243;ra zast&#261;pi u&#380;ywane od pocz&#261;tku istnienia Starbase, wzniesione na szybko &#8222;namioty&#8221;:</p><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!5K9Z!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0b8381f0-fba9-4033-8bb0-55f25a1bf888_2400x1108.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!5K9Z!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0b8381f0-fba9-4033-8bb0-55f25a1bf888_2400x1108.png 424w, https://substackcdn.com/image/fetch/$s_!5K9Z!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0b8381f0-fba9-4033-8bb0-55f25a1bf888_2400x1108.png 848w, https://substackcdn.com/image/fetch/$s_!5K9Z!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0b8381f0-fba9-4033-8bb0-55f25a1bf888_2400x1108.png 1272w, https://substackcdn.com/image/fetch/$s_!5K9Z!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0b8381f0-fba9-4033-8bb0-55f25a1bf888_2400x1108.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!5K9Z!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0b8381f0-fba9-4033-8bb0-55f25a1bf888_2400x1108.png" width="1456" height="672" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/0b8381f0-fba9-4033-8bb0-55f25a1bf888_2400x1108.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:672,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:433509,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!5K9Z!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0b8381f0-fba9-4033-8bb0-55f25a1bf888_2400x1108.png 424w, https://substackcdn.com/image/fetch/$s_!5K9Z!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0b8381f0-fba9-4033-8bb0-55f25a1bf888_2400x1108.png 848w, https://substackcdn.com/image/fetch/$s_!5K9Z!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0b8381f0-fba9-4033-8bb0-55f25a1bf888_2400x1108.png 1272w, https://substackcdn.com/image/fetch/$s_!5K9Z!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0b8381f0-fba9-4033-8bb0-55f25a1bf888_2400x1108.png 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Wizualizacja pogl&#261;dowa przysz&#322;ego kszta&#322;tu zabudowa&#324; w Starbase. <em>[SpaceX]</em></figcaption></figure></div><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><p>Skalowanie operacji w Boca Chica idzie w parze z przy&#347;pieszeniem, w ostatnie miesi&#261;ce, prac nad stopniem 0 na Przyl&#261;dku Canaveral, gdzie obecnie montowana jest kopia teksa&#324;skiej wie&#380;y (z fundament&#243;w wysz&#322;a te&#380; platforma startowa).</p><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!Osta!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fde4318d1-ed23-44be-8a15-9e4ea5dca73e_4096x2731.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!Osta!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fde4318d1-ed23-44be-8a15-9e4ea5dca73e_4096x2731.jpeg 424w, https://substackcdn.com/image/fetch/$s_!Osta!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fde4318d1-ed23-44be-8a15-9e4ea5dca73e_4096x2731.jpeg 848w, https://substackcdn.com/image/fetch/$s_!Osta!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fde4318d1-ed23-44be-8a15-9e4ea5dca73e_4096x2731.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!Osta!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fde4318d1-ed23-44be-8a15-9e4ea5dca73e_4096x2731.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!Osta!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fde4318d1-ed23-44be-8a15-9e4ea5dca73e_4096x2731.jpeg" width="484" height="322.7774725274725" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/de4318d1-ed23-44be-8a15-9e4ea5dca73e_4096x2731.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:971,&quot;width&quot;:1456,&quot;resizeWidth&quot;:484,&quot;bytes&quot;:2121629,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!Osta!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fde4318d1-ed23-44be-8a15-9e4ea5dca73e_4096x2731.jpeg 424w, https://substackcdn.com/image/fetch/$s_!Osta!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fde4318d1-ed23-44be-8a15-9e4ea5dca73e_4096x2731.jpeg 848w, https://substackcdn.com/image/fetch/$s_!Osta!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fde4318d1-ed23-44be-8a15-9e4ea5dca73e_4096x2731.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!Osta!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fde4318d1-ed23-44be-8a15-9e4ea5dca73e_4096x2731.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Segmenty drugiej wie&#380;y startowej. <em>[@GregScott_Photo via Twitter]</em></figcaption></figure></div><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!g7Fj!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fda81cef0-1acc-4db5-b4da-464b229e55c0_2048x1536.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!g7Fj!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fda81cef0-1acc-4db5-b4da-464b229e55c0_2048x1536.jpeg 424w, https://substackcdn.com/image/fetch/$s_!g7Fj!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fda81cef0-1acc-4db5-b4da-464b229e55c0_2048x1536.jpeg 848w, https://substackcdn.com/image/fetch/$s_!g7Fj!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fda81cef0-1acc-4db5-b4da-464b229e55c0_2048x1536.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!g7Fj!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fda81cef0-1acc-4db5-b4da-464b229e55c0_2048x1536.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!g7Fj!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fda81cef0-1acc-4db5-b4da-464b229e55c0_2048x1536.jpeg" width="484" height="363" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/da81cef0-1acc-4db5-b4da-464b229e55c0_2048x1536.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:1092,&quot;width&quot;:1456,&quot;resizeWidth&quot;:484,&quot;bytes&quot;:374038,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!g7Fj!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fda81cef0-1acc-4db5-b4da-464b229e55c0_2048x1536.jpeg 424w, https://substackcdn.com/image/fetch/$s_!g7Fj!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fda81cef0-1acc-4db5-b4da-464b229e55c0_2048x1536.jpeg 848w, https://substackcdn.com/image/fetch/$s_!g7Fj!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fda81cef0-1acc-4db5-b4da-464b229e55c0_2048x1536.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!g7Fj!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fda81cef0-1acc-4db5-b4da-464b229e55c0_2048x1536.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Pierwszy segment wie&#380;y transportowany na miejsce monta&#380;u, tj. stanowisko startowe nr 39 na Przyl&#261;dku Canaveral. <em>[@NASAWatch via Twitter]</em></figcaption></figure></div><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><p>Wiele wskazuje, i&#380; w nadchodz&#261;cych latach SpaceX spodziewa si&#281; wy&#380;szej cz&#281;stotliwo&#347;ci start&#243;w z Florydy ni&#380; z Teksasu, gdzie &#8211; zapewne w celu &#8222;zej&#347;cia z drogi&#8221; FAA w kwestii najbardziej kontrowersyjnych punkt&#243;w rozbudowy Starbase &#8211; zrezygnowano (by&#263; mo&#380;e tymczasowo) z kilku przydatnych dla regularnych start&#243;w element&#243;w infrastruktury. Pod znakiem zapytania stoi m.in. budowa drugiej wie&#380;y w Boca Chica, widniej&#261;cej na oficjalnych planach architektonicznych. Niewykluczone, &#380;e wcze&#347;niej zobaczymy dwie wie&#380;e na obszarze Centrum Kosmicznego Kennedy&#8217;ego (Musk zapowiedzia&#322; ju&#380;, &#380;e preferuje t&#281; lokalizacj&#281; w kontek&#347;cie start&#243;w dla NASA, w ramach programu Artemis), a nawet gotowe do dzia&#322;ania platformy oceaniczne Phobos i Deimos, o kt&#243;rych pisa&#322;em w <a href="https://texasbocachica.substack.com/i/31866843/starty-z-wody">artykule</a> ze stycznia 2021.</p><p>Kr&#261;&#380;&#261; te&#380; pog&#322;oski (bynajmniej niepotwierdzone przez &#380;adne, oficjalne &#378;r&#243;d&#322;o), &#380;e konkretna para SuperHeavy-Starship jest ju&#380; planowana pod k&#261;tem transportu z Boca Chica na Przyl&#261;dek, gdzie infrastruktura startowa zostanie uruchomiona na d&#322;ugo przed osi&#261;gni&#281;ciem zdolno&#347;ci produkcyjnych na miejscu. Platforma i wie&#380;a mia&#322;yby by&#263; gotowe jeszcze w tym roku, a ocena &#347;rodowiskowa nie jest w przypadku Kennedy Space Center ograniczeniem.  </p><p>Mo&#380;na spekulowa&#263;, &#380;e je&#347;li SpaceX boryka&#263; si&#281; b&#281;dzie z dalszymi trudno&#347;ciami legislacyjnymi (a w&#322;adze stanowe ju&#380; s&#261; pozywane o rzekomo nielegalne ust&#281;pstwa wobec firmy Muska) w Teksasie, g&#322;&#243;wny ci&#281;&#380;ar &#8222;Misji Mars&#8221; przeniesiony zostanie na Floryd&#281;, a wraz z nim wiele miejsc pracy &#8211; by&#322;by to niew&#261;tpliwie cios dla rozkwitaj&#261;cej w ostatnie lata ekonomii po&#322;o&#380;onego 20 mil od Wybrze&#380;y Kopernika (jak dawniej nazywano wiosk&#281; Boca Chica) Brownsville. <em>W 2013 roku Spis Ludno&#347;ci Stan&#243;w Zjednoczonych wskaza&#322; nas jako najbiedniejsze miasto w kraju</em> &#8211; m&#243;wi w wywiadzie dla National Geographic przewodnicz&#261;ca Rady Miejskiej, Jessica Tetreau-Kalifa &#8211; <em>o ironio, w tym samym roku firma SpaceX wybra&#322;a nas na lokalizacj&#281; dla swoich start&#243;w. Naprawd&#281; mo&#380;na by&#322;o uwierzy&#263; w przeznaczenie, &#380;e tak w&#322;a&#347;nie mia&#322;o by&#263; (&#8230;). Mam nadziej&#281;, &#380;e rozw&#243;j</em> [Starbase] <em>b&#281;dzie kontynuowany i nie stracimy szansy na kolejne miejsca pracy ani nie b&#281;dzie konieczno&#347;ci relokacji rodzin na Floryd&#281; (&#8230;). Gdy Elon Musk wspomnia&#322; </em>[podczas eventu SpaceX w lutym]<em> o ewentualno&#347;ci przeniesienia wi&#281;kszo&#347;ci start&#243;w na Przyl&#261;dek, byli&#347;my zaskoczeni &#8211; sta&#322;o si&#281; dla nas jasne, i&#380; b&#281;dziemy musieli szybko podj&#261;&#263; tym ci&#281;&#380;sze starania by wykaza&#263;, &#380;e miejsce Starshipa jest tutaj, w po&#322;udniowym Teksasie. </em>&#8207;&#8206; &#8206;</p><div><hr></div><p>&#8207;&#8206; &#8206;</p><h4>Spodoba&#322; Ci si&#281; ten wpis? Poinformuj o tym algorytm Substacka &#8211; przewi&#324; prosz&#281; stron&#281; do g&#243;ry i kliknij tu:</h4><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="https://substackcdn.com/image/fetch/$s_!Keud!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F22a658dc-7580-458f-a07d-da66af5406c6_1206x390.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!Keud!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F22a658dc-7580-458f-a07d-da66af5406c6_1206x390.png 424w, https://substackcdn.com/image/fetch/$s_!Keud!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F22a658dc-7580-458f-a07d-da66af5406c6_1206x390.png 848w, https://substackcdn.com/image/fetch/$s_!Keud!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F22a658dc-7580-458f-a07d-da66af5406c6_1206x390.png 1272w, https://substackcdn.com/image/fetch/$s_!Keud!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F22a658dc-7580-458f-a07d-da66af5406c6_1206x390.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!Keud!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F22a658dc-7580-458f-a07d-da66af5406c6_1206x390.png" width="356" height="115.12437810945273" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/22a658dc-7580-458f-a07d-da66af5406c6_1206x390.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:390,&quot;width&quot;:1206,&quot;resizeWidth&quot;:356,&quot;bytes&quot;:48950,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!Keud!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F22a658dc-7580-458f-a07d-da66af5406c6_1206x390.png 424w, https://substackcdn.com/image/fetch/$s_!Keud!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F22a658dc-7580-458f-a07d-da66af5406c6_1206x390.png 848w, https://substackcdn.com/image/fetch/$s_!Keud!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F22a658dc-7580-458f-a07d-da66af5406c6_1206x390.png 1272w, https://substackcdn.com/image/fetch/$s_!Keud!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F22a658dc-7580-458f-a07d-da66af5406c6_1206x390.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><h4>Rozwa&#380; te&#380; poinformowanie o jego istnieniu os&#243;b w swoich mediach spo&#322;eczno&#347;ciowych &#8211; mo&#380;e im r&#243;wnie&#380; si&#281; spodoba?</h4><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="https://substackcdn.com/image/fetch/$s_!Sjwx!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7b840890-369a-4f95-944c-0cd86ce6bfb4_1206x390.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!Sjwx!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7b840890-369a-4f95-944c-0cd86ce6bfb4_1206x390.png 424w, https://substackcdn.com/image/fetch/$s_!Sjwx!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7b840890-369a-4f95-944c-0cd86ce6bfb4_1206x390.png 848w, https://substackcdn.com/image/fetch/$s_!Sjwx!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7b840890-369a-4f95-944c-0cd86ce6bfb4_1206x390.png 1272w, https://substackcdn.com/image/fetch/$s_!Sjwx!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7b840890-369a-4f95-944c-0cd86ce6bfb4_1206x390.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!Sjwx!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7b840890-369a-4f95-944c-0cd86ce6bfb4_1206x390.png" width="358" height="115.77114427860697" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/7b840890-369a-4f95-944c-0cd86ce6bfb4_1206x390.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:390,&quot;width&quot;:1206,&quot;resizeWidth&quot;:358,&quot;bytes&quot;:49372,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!Sjwx!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7b840890-369a-4f95-944c-0cd86ce6bfb4_1206x390.png 424w, https://substackcdn.com/image/fetch/$s_!Sjwx!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7b840890-369a-4f95-944c-0cd86ce6bfb4_1206x390.png 848w, https://substackcdn.com/image/fetch/$s_!Sjwx!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7b840890-369a-4f95-944c-0cd86ce6bfb4_1206x390.png 1272w, https://substackcdn.com/image/fetch/$s_!Sjwx!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7b840890-369a-4f95-944c-0cd86ce6bfb4_1206x390.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><p></p><p>&#8207;&#8206; &#8206;</p><blockquote><p><code>Na marginesie&#8230;</code></p><p>Chcesz poszerzy&#263; wiedz&#281; na temat znaczenia sukcesu Starshipa dla eksploracji Uk&#322;adu S&#322;onecznego w najbli&#380;szych dekadach?</p><p>Czy statek SpaceX rozwi&#261;zuje problem promieniowania kosmicznego? Zapoznaj si&#281; z moj&#261; <a href="https://texasbocachica.substack.com/p/promieniowanie-kosmiczne-a-podroze">analiz&#261; mo&#380;liwo&#347;ci</a> Starshipa w kontek&#347;cie za&#322;ogowych misji na Marsa:</p><p>&#8207;&#8207;&#8206; &#8206;&#8206;</p><p class="button-wrapper" data-attrs="{&quot;url&quot;:&quot;https://texasbocachica.substack.com/p/promieniowanie-kosmiczne-a-podroze&quot;,&quot;text&quot;:&quot;Przeczytaj artyku&#322; (40 min)&quot;,&quot;action&quot;:null,&quot;class&quot;:null}" data-component-name="ButtonCreateButton"><a class="button primary" href="https://texasbocachica.substack.com/p/promieniowanie-kosmiczne-a-podroze"><span>Przeczytaj artyku&#322; (40 min)</span></a></p><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" 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restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><div class="subscription-widget-wrap-editor" data-attrs="{&quot;url&quot;:&quot;https://texasbocachica.substack.com/subscribe?&quot;,&quot;text&quot;:&quot;Subscribe&quot;,&quot;language&quot;:&quot;en&quot;}" data-component-name="SubscribeWidgetToDOM"><div class="subscription-widget show-subscribe"><div class="preamble"><p class="cta-caption">Cenisz sobie wysokiej jako&#347;ci tre&#347;ci, dost&#281;pne dla ka&#380;dego bez reklam czy <em>paywalla</em>? <strong>Sugestia:</strong> podaj maila Substackowi &#8211; nie przegapisz moich kolejnych aktualizacji, wesprzesz rozw&#243;j platformy i otrzymasz rekomendacje ciekawych artyku&#322;&#243;w od niezale&#380;nych tw&#243;rc&#243;w, dziennikarzy, popularyzator&#243;w nauki i nie tylko.</p></div><form class="subscription-widget-subscribe"><input type="email" class="email-input" name="email" placeholder="Type your email&#8230;" tabindex="-1"><input type="submit" class="button primary" value="Subscribe"><div class="fake-input-wrapper"><div class="fake-input"></div><div class="fake-button"></div></div></form></div></div><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!35_0!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb7c2ad09-62c3-4840-b5ee-c101bb6c3a25_1920x1280.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!35_0!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb7c2ad09-62c3-4840-b5ee-c101bb6c3a25_1920x1280.jpeg 424w, https://substackcdn.com/image/fetch/$s_!35_0!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb7c2ad09-62c3-4840-b5ee-c101bb6c3a25_1920x1280.jpeg 848w, https://substackcdn.com/image/fetch/$s_!35_0!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb7c2ad09-62c3-4840-b5ee-c101bb6c3a25_1920x1280.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!35_0!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb7c2ad09-62c3-4840-b5ee-c101bb6c3a25_1920x1280.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!35_0!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb7c2ad09-62c3-4840-b5ee-c101bb6c3a25_1920x1280.jpeg" width="479" height="319.4429945054945" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/b7c2ad09-62c3-4840-b5ee-c101bb6c3a25_1920x1280.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:971,&quot;width&quot;:1456,&quot;resizeWidth&quot;:479,&quot;bytes&quot;:548352,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!35_0!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb7c2ad09-62c3-4840-b5ee-c101bb6c3a25_1920x1280.jpeg 424w, https://substackcdn.com/image/fetch/$s_!35_0!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb7c2ad09-62c3-4840-b5ee-c101bb6c3a25_1920x1280.jpeg 848w, https://substackcdn.com/image/fetch/$s_!35_0!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb7c2ad09-62c3-4840-b5ee-c101bb6c3a25_1920x1280.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!35_0!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb7c2ad09-62c3-4840-b5ee-c101bb6c3a25_1920x1280.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption"><strong>Ta i trzy powy&#380;sze ilustracje to jedne z wielu, stworzonych w celu zobrazowania mojej autorskiej koncepcji hipotetycznego schronu antyradiacyjnego w Starshipie &#8211; kliknij w grafik&#281;, aby zobaczy&#263; ca&#322;y album w wysokiej rozdzielczo&#347;ci lub <a href="https://texasbocachica.substack.com/p/promieniowanie-kosmiczne-a-podroze">przeczytaj</a> artyku&#322;.</strong></figcaption></figure></div></blockquote><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><div class="footnote" data-component-name="FootnoteToDOM"><a id="footnote-1" href="#footnote-anchor-1" class="footnote-number" contenteditable="false" target="_self">1</a><div class="footnote-content"><p>Przyznane SpaceX przez FAA roczne limity dla poszczeg&#243;lnych typ&#243;w operacji: </p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="https://substackcdn.com/image/fetch/$s_!ZJwn!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fe1bd530c-22c5-4f5b-ab1a-b15f754d622e_1740x592.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!ZJwn!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fe1bd530c-22c5-4f5b-ab1a-b15f754d622e_1740x592.png 424w, https://substackcdn.com/image/fetch/$s_!ZJwn!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fe1bd530c-22c5-4f5b-ab1a-b15f754d622e_1740x592.png 848w, https://substackcdn.com/image/fetch/$s_!ZJwn!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fe1bd530c-22c5-4f5b-ab1a-b15f754d622e_1740x592.png 1272w, https://substackcdn.com/image/fetch/$s_!ZJwn!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fe1bd530c-22c5-4f5b-ab1a-b15f754d622e_1740x592.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!ZJwn!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fe1bd530c-22c5-4f5b-ab1a-b15f754d622e_1740x592.png" width="604" height="205.3434065934066" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/e1bd530c-22c5-4f5b-ab1a-b15f754d622e_1740x592.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:495,&quot;width&quot;:1456,&quot;resizeWidth&quot;:604,&quot;bytes&quot;:134084,&quot;alt&quot;:&quot;&quot;,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" title="" srcset="https://substackcdn.com/image/fetch/$s_!ZJwn!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fe1bd530c-22c5-4f5b-ab1a-b15f754d622e_1740x592.png 424w, https://substackcdn.com/image/fetch/$s_!ZJwn!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fe1bd530c-22c5-4f5b-ab1a-b15f754d622e_1740x592.png 848w, https://substackcdn.com/image/fetch/$s_!ZJwn!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fe1bd530c-22c5-4f5b-ab1a-b15f754d622e_1740x592.png 1272w, https://substackcdn.com/image/fetch/$s_!ZJwn!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fe1bd530c-22c5-4f5b-ab1a-b15f754d622e_1740x592.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a><figcaption class="image-caption">&#8207;&#8206; &#8206;</figcaption></figure></div></div></div><div class="footnote" data-component-name="FootnoteToDOM"><a id="footnote-2" href="#footnote-anchor-2" class="footnote-number" contenteditable="false" target="_self">2</a><div class="footnote-content"><p><a href="https://twitter.com/RyanHansenSpace/status/1537565338530897920">Tu na &#347;wietnej animacji</a> autorstwa @RyanHansenSpace (<em>via</em> Twitter) &#8211; polecam zwr&#243;ci&#263; uwag&#281; na mini-z&#322;&#261;cza QD, kt&#243;rych zadaniem jest dostarczenie paliwa na rozruch 20 &#8222;zewn&#281;trznych&#8221; silnik&#243;w, tj. zainstalowanych wok&#243;&#322; kraw&#281;dzi boostera.</p></div></div>]]></content:encoded></item><item><title><![CDATA[Mechanika orbitalna na skróty]]></title><description><![CDATA[Przyst&#281;pnie o delta-v, impulsie w&#322;a&#347;ciwym i innych regu&#322;ach rakietowej gry]]></description><link>https://texasbocachica.substack.com/p/mechanika-orbitalna-na-skroty</link><guid isPermaLink="false">https://texasbocachica.substack.com/p/mechanika-orbitalna-na-skroty</guid><dc:creator><![CDATA[Tex]]></dc:creator><pubDate>Thu, 19 May 2022 12:21:53 GMT</pubDate><enclosure url="https://substackcdn.com/image/fetch/h_600,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F772fd893-ce2e-4e76-ba0b-d911bb310df7_1920x1080.jpeg" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p><em><strong>Uwaga dla czytaj&#261;cych w formie newslettera:</strong> obj&#281;to&#347;&#263; publikacji przekracza limit Gmaila (innych skrzynek mailowych zapewne te&#380;) &#8211; by poprawnie wy&#347;wietli&#263; tekst oraz wszystkie ilustracje, otw&#243;rz artyku&#322; <a href="https://texasbocachica.substack.com/">bezpo&#347;rednio na Substack</a>.</em></p><div><hr></div><p>Dla wygody mobilnego czytania, polecam r&#243;wnie&#380; wypr&#243;bowa&#263; aplikacj&#281; na telefon:</p><div class="install-substack-app-embed install-substack-app-embed-web" data-component-name="InstallSubstackAppToDOM"><img class="install-substack-app-embed-img" src="https://substackcdn.com/image/fetch/$s_!EYVr!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb6935fe6-de4b-47e6-9869-c70d417c4407_512x512.png"><div class="install-substack-app-embed-text"><div class="install-substack-app-header">Read TexasBocaChica (PL)  in the Substack app</div><div class="install-substack-app-text">Available for iOS and Android</div></div><a href="https://substack.com/app/app-store-redirect?utm_campaign=app-marketing&amp;utm_content=author-post-insert" target="_blank" class="install-substack-app-embed-link"><button class="install-substack-app-embed-btn button primary">Get the app</button></a></div><div><hr></div><p>&#8207;&#8206; &#8206;</p><p>&#346;ledz&#261;c rozw&#243;j sektora kosmicznego trudno nie zetkn&#261;&#263; si&#281; ze specjalistyczn&#261; terminologi&#261;. Co ma na my&#347;li Musk m&#243;wi&#261;c, &#380;e zmiany w projekcie pozwol&#261; osi&#261;gn&#261;&#263; wi&#281;ksze &#8710;<em>v</em>? Czym jest impuls w&#322;a&#347;ciwy i dlaczego z powodu tego parametru Starship potrzebuje silnik&#243;w o <a href="https://twitter.com/elonmusk/status/1422780001183834117">ma&#322;ych i du&#380;ych</a> dyszach? Jak mi&#281;dzyplanetarna sonda zyskuje pr&#281;dko&#347;&#263;, nie zu&#380;ywaj&#261;c przy tym grama paliwa?</p><p>Odpowiadaj&#261;c na te i inne pytania, tekst ma na celu zapewnienie obserwatorom post&#281;p&#243;w prac w teksa&#324;skim Starbase, a tak&#380;e entuzjastom rakiet wszelakich, lepszego zrozumienia kluczowych koncepcji z zakresu in&#380;ynierii rakietowej oraz mechaniki orbitalnej.</p><p>&#8207;&#8206; &#8206;</p><div><hr></div><h2>Masa i jej rozp&#281;dzanie</h2><div><hr></div><p>Zdrowy rozs&#261;dek podpowiada, &#380;e wi&#281;ksza masa oznacza konieczno&#347;&#263; spalenia wi&#281;kszej ilo&#347;ci paliwa, by osi&#261;gn&#261;&#263; dany cel czy dan&#261; pr&#281;dko&#347;&#263; &#8211; pod tym wzgl&#281;dem, analogia chocia&#380;by z samochodem wydaje si&#281; w pe&#322;ni poprawna.</p><p>Za&#322;adowana ci&#281;&#380;ar&#243;wka potrzebuje pot&#281;&#380;niejszego silnika oraz wi&#281;cej litr&#243;w paliwa ni&#380; motocykl, by rozp&#281;dzi&#263; si&#281; do 100 km/h. Id&#261;c tym tokiem rozumowania szybko dojdziemy jednak do wniosku, &#380;e por&#243;wnanie z pojazdami ko&#322;owymi przestaje by&#263; adekwatne: je&#347;li chcemy zatrzyma&#263; samoch&#243;d wystarczy, &#380;e zdejmiemy nog&#281; z gazu na odcinku prostej drogi. W przypadku statku kosmicznego, brak &#8222;nogi na gazie&#8221; nie spowoduje jego zatrzymania &#8211; przestrze&#324; kosmiczna nie spowalnia raz rozp&#281;dzonych obiekt&#243;w.</p><p>Ten prosty fakt oznacza, &#380;e chc&#261;c okre&#347;li&#263; maksymalny <em>zasi&#281;g</em> statku, nie ma sensu, w&nbsp;przeciwie&#324;stwie do samochodu czy samolotu, pos&#322;ugiwa&#263; si&#281; kilometrami. Wys&#322;ana w&nbsp;przestrze&#324; sonda mo&#380;e bowiem przemierzy&#263; ich niesko&#324;czenie wiele, je&#347;li nic jej nie zatrzyma; a wytracenie pr&#281;dko&#347;ci w pr&#243;&#380;ni <em>r&#243;wnie&#380;</em> odbywa si&#281; kosztem spalania paliwa &#8211; dok&#322;adnie taka samo, jak przy jej zwi&#281;kszaniu.</p><p>W podr&#243;&#380;ach kosmicznych najwa&#380;niejsze jest wi&#281;c, jak du&#380;a <strong>zmiana pr&#281;dko&#347;ci</strong> konieczna jest do osi&#261;gni&#281;cia celu.</p><p>&#8207;&#8206; &#8206;</p><h3>Delta-<em>v</em></h3><p>&#8207;&#8206; &#8206;</p><p>W planowaniu misji, in&#380;ynierowie pos&#322;uguj&#261; si&#281; parametrem zwanym <strong>delta-</strong><em><strong>v</strong></em> (w fizyce delta wyra&#380;a zmian&#281;, <em>v</em> to pr&#281;dko&#347;&#263;), wyra&#380;anym najcz&#281;&#347;ciej w kilometrach lub metrach na sekund&#281;.</p><p>Poni&#380;sza mapa przedstawia wybrane obiekty Uk&#322;adu S&#322;onecznego wraz z niezb&#281;dnym do osi&#261;gni&#281;cia kolejnych &#8222;stacji&#8221; przy&#347;pieszeniem. &nbsp;</p><p>&#8207;&#8206; &#8206;</p><p></p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!Qj1p!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fe5bb180d-8437-434e-bab3-8c1b7b6b6bf8_1464x2060.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!Qj1p!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fe5bb180d-8437-434e-bab3-8c1b7b6b6bf8_1464x2060.png 424w, https://substackcdn.com/image/fetch/$s_!Qj1p!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fe5bb180d-8437-434e-bab3-8c1b7b6b6bf8_1464x2060.png 848w, https://substackcdn.com/image/fetch/$s_!Qj1p!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fe5bb180d-8437-434e-bab3-8c1b7b6b6bf8_1464x2060.png 1272w, https://substackcdn.com/image/fetch/$s_!Qj1p!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fe5bb180d-8437-434e-bab3-8c1b7b6b6bf8_1464x2060.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!Qj1p!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fe5bb180d-8437-434e-bab3-8c1b7b6b6bf8_1464x2060.png" width="1456" height="2049" 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srcset="https://substackcdn.com/image/fetch/$s_!Qj1p!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fe5bb180d-8437-434e-bab3-8c1b7b6b6bf8_1464x2060.png 424w, https://substackcdn.com/image/fetch/$s_!Qj1p!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fe5bb180d-8437-434e-bab3-8c1b7b6b6bf8_1464x2060.png 848w, https://substackcdn.com/image/fetch/$s_!Qj1p!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fe5bb180d-8437-434e-bab3-8c1b7b6b6bf8_1464x2060.png 1272w, https://substackcdn.com/image/fetch/$s_!Qj1p!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fe5bb180d-8437-434e-bab3-8c1b7b6b6bf8_1464x2060.png 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Jak czyta&#263; map&#281;? Chc&#261;c ustali&#263; warto&#347;&#263; przy&#347;pieszenia koniecznego do osi&#261;gni&#281;cia celu (np. niskiej orbity Ksi&#281;&#380;yca lub powierzchni Europy, lodowego satelity Jowisza) nale&#380;y zsumowa&#263; podan&#261; kolorem niebieskim delta-<em>v</em> na wybranym odcinku trasy. Liczby podane s&#261; przy za&#322;o&#380;eniu efektywnej orbity transferowej, czyli tzw. transferu Hohmanna; czerwone strza&#322;ki na mapie oznaczaj&#261; mo&#380;liwo&#347;&#263; hamowania w atmosferze danego cia&#322;a <em>[Autor mapy: u/CuriousMetaphor via Reddit.com]</em></figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><p>Nale&#380;y przy tym pami&#281;ta&#263;, i&#380; przez <em>przy&#347;pieszenie</em> w fizyce rozumiemy r&#243;wnie&#380; spowolnienie (b&#281;d&#261;ce po prostu przy&#347;pieszeniem o przeciwnym zwrocie) czy zmian&#281; kierunku (przy&#347;pieszenie &#8222;w bok&#8221;) &#8211; ka&#380;dy taki manewr w kosmosie musi by&#263; uwzgl&#281;dniony w kalkulacji delta-<em>v</em> dla danej misji<a class="footnote-anchor" data-component-name="FootnoteAnchorToDOM" id="footnote-anchor-1" href="#footnote-1" target="_self">1</a>.</p><p>Gdy m&#243;wimy, &#380;e sonda potrzebuje do zaj&#281;cia orbity wok&#243;&#322; cia&#322;a niebieskiego danego delta-<em>v</em>, mamy na my&#347;li <strong>sum&#281; wszystkich manewr&#243;w, kt&#243;re musi ona wykona&#263;</strong>.</p><p>Z kolei m&#243;wi&#261;c o &#8222;bud&#380;ecie delta-<em>v</em>&#8221; wskazujemy, jakie manewry sonda jest fizycznie w stanie wykona&#263;, zanim zu&#380;yje swoje paliwo (wyst&#281;puje tu pewna analogia do wska&#378;nika rezerwy w samochodzie).</p><p>W praktyce lot&#243;w kosmicznych, <strong>delta-</strong><em><strong>v</strong></em><strong> jest miar&#261; to&#380;sam&#261;* ze zmian&#261; orbity</strong> &#8211; np. zaj&#281;cie wy&#380;szej, stabilnej orbity wok&#243;&#322; Ziemi musi wi&#261;za&#263; si&#281; ze zu&#380;yciem paliwa, a zatem redukuje dost&#281;pny dla danego statku &#8222;limit&#8221; delta-<em>v</em> na kolejne manewry. To, jak&#261; delta-<em>v</em> dysponuje statek o okre&#347;lonym zapasie paliwa, determinowane jest przez stosunek ci&#261;gu do masy statku oraz efektywno&#347;&#263; jego silnik&#243;w.</p><p><em>*a w&#322;a&#347;ciwie to&#380;sam&#261; &#8222;jednostronnie&#8221;, gdy&#380; mo&#380;liwym jest skierowanie statku na inn&#261; orbit&#281; bez &#8222;uszczuplania&#8221; bud&#380;etu delta-v<strong> </strong>(o tym za chwil&#281;), lecz wygenerowanie ci&#261;gu <strong>zawsze</strong> oznacza zmian&#281; pr&#281;dko&#347;ci, a tym samym orbity.</em></p><p>&#8207;&#8206; &#8206;</p><p><strong>Wi&#281;kszy bud&#380;et delta-</strong><em><strong>v </strong></em><strong>mo&#380;na uzyska&#263; na drodze:</strong></p><ul><li><p>odrzucania stopni/pustych zbiornik&#243;w paliwa (czy dowolnej innej redukcji masy &#8211; rakieta Electron firmy Rocket Lab odrzuca np. roz&#322;adowane baterie, zasilaj&#261;ce turbiny pomp);</p></li><li><p>poprawienia proporcji masy statku do masy paliwa;</p></li><li><p>u&#380;ycia silnik&#243;w o wi&#281;kszym <strong>impulsie w&#322;a&#347;ciwym;</strong></p></li><li><p><em>[je&#347;li liczy&#263; z uwzgl&#281;dnieniem startu z cia&#322;a niebieskiego]</em> osi&#261;gni&#281;cia pr&#281;dko&#347;ci orbitalnej, czyli tzw. pierwszej pr&#281;dko&#347;ci kosmicznej, w kr&#243;tszym czasie (minimalizacja <strong>straty na skutek grawitacji</strong>, ang. <em>gravity loss</em>).</p></li></ul><p>&#8207;&#8206; &#8206;</p><p>Dwa pierwsze sposoby wydaj&#261; si&#281; naturalne &#8211; l&#380;ejszy statek przy&#347;pieszy&#263; jest oczywi&#347;cie &#322;atwiej.</p><p>Metoda trzecia i czwarta wprowadzaj&#261; kolejne, specjalistyczne poj&#281;cia z dziedziny in&#380;ynierii (nie tylko rakietowej), wymagaj&#261;ce wyja&#347;nienia.&nbsp;</p><p>Za punkt wyj&#347;cia przyjmiemy trzeci&#261; zasad&#281; dynamiki Newtona, czyli zasad&#281; zr&#243;wnuj&#261;c&#261; si&#322;&#281;, towarzysz&#261;c&#261; ka&#380;dej akcji, z przeciwnie skierowan&#261; reakcj&#261;. W jej my&#347;l, kluczowymi parametrami dla rozp&#281;dzenia rakiety s&#261;:</p><ol><li><p>sumaryczna masa cz&#261;stek, kt&#243;re wydostaj&#261; si&#281; przez dysz&#281; silnika</p></li><li><p>pr&#281;dko&#347;&#263; oraz kierunek cz&#261;stek opuszczaj&#261;cych silnik.</p></li></ol><p>Zmienne w postaci masy i pr&#281;dko&#347;ci nie powinny sprawia&#263; nikomu problemu &#8211; logika wskazuje, &#380;e je&#347;li dwa silniki wyrzucaj&#261; w tym samym kierunku cz&#261;stki o r&#243;wnej masie <em><strong>x</strong></em>, to wi&#281;kszy ci&#261;g wygeneruje ten silnik, kt&#243;ry przy&#347;pieszy cz&#261;stki do wi&#281;kszej pr&#281;dko&#347;ci (akcja = reakcja).</p><p>&#8207;&#8206; &#8206;</p><h3>Impuls w&#322;a&#347;ciwy (ISP)</h3><p>&#8207;&#8206; &#8206;</p><p>Przez kierunek za&#347; rozumie&#263; nale&#380;y, <strong>by jak najwi&#281;cej moleku&#322;, przy&#347;pieszanych za spraw&#261; reakcji chemicznej w silniku, opu&#347;ci&#322;o jego dysz&#281; po trajektorii </strong><em><strong>r&#243;wnoleg&#322;ej do d&#322;ugiej osi rakiety</strong></em><strong>.</strong></p><p>Innymi s&#322;owy, d&#261;&#380;eniem in&#380;ynier&#243;w jest, by ca&#322;y gaz, opuszczaj&#261;cy dysz&#281; silnika, przybra&#322; kszta&#322;t <strong>prostej &#8222;kolumny&#8221;</strong> pod rakiet&#261;.</p><p></p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!lOIy!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F772fd893-ce2e-4e76-ba0b-d911bb310df7_1920x1080.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!lOIy!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F772fd893-ce2e-4e76-ba0b-d911bb310df7_1920x1080.jpeg 424w, https://substackcdn.com/image/fetch/$s_!lOIy!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F772fd893-ce2e-4e76-ba0b-d911bb310df7_1920x1080.jpeg 848w, https://substackcdn.com/image/fetch/$s_!lOIy!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F772fd893-ce2e-4e76-ba0b-d911bb310df7_1920x1080.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!lOIy!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F772fd893-ce2e-4e76-ba0b-d911bb310df7_1920x1080.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!lOIy!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F772fd893-ce2e-4e76-ba0b-d911bb310df7_1920x1080.jpeg" width="1456" height="819" 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ci&#347;nienie powietrza jest najwy&#380;sze, za&#347; wraz z pokonywaniem kolejnych warstw atmosfery zmierza w stron&#281; zera.</p><p>W idealnych warunkach, kszta&#322;t dyszy zosta&#322;by dobrany w tak, by gor&#261;cy gaz mia&#322; w&nbsp;momencie opuszczenia sinika takie samo ci&#347;nienie, jak otoczenie. W warunkach nie-idealnych (czyli ka&#380;dych rzeczywistych), kolumna ulega albo rozszerzeniu (gdy przestaje by&#263; &#8222;trzymana w ryzach&#8221; przez dysz&#281;, a ci&#347;nienie otoczenia jest ni&#380;sze ni&#380; u jej wylotu), albo &#8222;&#347;ci&#347;ni&#281;ciu&#8221; przez napieraj&#261;c&#261; atmosfer&#281;.</p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!Fp3A!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff38ee3ae-5e76-4474-8e86-b0f44d3f81b6_1920x1080.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" 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https://substackcdn.com/image/fetch/$s_!ksxx!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F53c2573d-c5ba-4953-9a63-43dab1c4218f_1920x1080.jpeg 848w, https://substackcdn.com/image/fetch/$s_!ksxx!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F53c2573d-c5ba-4953-9a63-43dab1c4218f_1920x1080.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!ksxx!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F53c2573d-c5ba-4953-9a63-43dab1c4218f_1920x1080.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Ostatnia grafika obrazuje niepo&#380;&#261;dane zjawisko separacji strumienia (ang. <em>flow separation</em>) od &#347;ciany dyszy &#8211; turbulencje nim spowodowane mog&#261; w skrajnych przypadkach prowadzi&#263; nawet do destrukcji silnika. </figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><p>Kszta&#322;t dyszy projektowany jest wi&#281;c tak, by zapewnia&#322; najbli&#380;szy optymalnemu przep&#322;yw gaz&#243;w w ca&#322;ym zakresie pracy silnika. W przypadku Starshipa zwyk&#322;o si&#281; m&#243;wi&#263; o Raptorach <em>sea-level</em> (pracuj&#261;cych od poziomu morza, tj. najwy&#380;szego ci&#347;nienia atmosferycznego, do ich wy&#322;&#261;czenia) oraz tzw. Raptorach <em>pr&#243;&#380;niowych</em>, charakteryzuj&#261;cych si&#281; <a href="https://pbs.twimg.com/media/E769QVZVkAAqUb1?format=jpg&amp;name=large">znacznie wi&#281;ksz&#261;</a> dysz&#261;, zoptymalizowanych do pracy w przestrzeni kosmicznej (nie mia&#322;y one jeszcze okazji nap&#281;dzi&#263; statku &#8211; do tej pory wszystkie testy Starshipa odbywa&#322;y si&#281; w atmosferze; wi&#281;cej na ten temat w moich artyku&#322;ach, np. <a href="https://texasbocachica.substack.com/p/swiateczna-aktualizacja-z-boca-chica?s=w">tu</a> lub <a href="https://texasbocachica.substack.com/p/spacex-aktualizacja-z-boca-chica-f6d?s=w">tu</a>). </p><p>Jakkolwiek silniki <em>sea-level </em>mog&#261; by&#263; z powodzeniem odpalone w pr&#243;&#380;ni (nie jest wykluczone, &#380;e tak w&#322;a&#347;nie b&#281;dzie l&#261;dowa&#263; na Ksi&#281;&#380;ycu Starship w wersji HLS &#8211; uzasadnieniem tych spekulacji jest fakt, &#380;e wg obecnego projektu Raptory pr&#243;&#380;niowe nie s&#261; wyposa&#380;one w funkcj&#281; sterowania wektorem ci&#261;gu), ich efektywno&#347;&#263; b&#281;dzie znacznie obni&#380;ona, poniewa&#380; strumie&#324; gaz&#243;w ulegnie du&#380;ej &#8222;dekompresji&#8221;, tj. cz&#261;stki po opuszczeniu dyszy &#8222;uciekn&#261; na boki&#8221;, przez co generowany przez nie ci&#261;g b&#281;dzie mniejszy. Co prawda, by ww. zjawisko nie wyst&#261;pi&#322;o <em>wcale</em>, w przypadku silnika pracuj&#261;cego w warunkach <em>zerowego</em> ci&#347;nienia, rozmiar jego dyszy powinien zmierza&#263; ku niesko&#324;czono&#347;ci. Naturalnie, istniej&#261; praktyczne limity, wyznaczaj&#261;ce racjonalny rozmiar dyszy (w tym oczywisty: zysk na efektywno&#347;ci silnika ma sens jedynie do momentu, w kt&#243;rym zostaje w pe&#322;ni zniwelowany przez dodatkow&#261; wag&#281; powi&#281;kszonej dyszy).</p><p><strong>Impuls w&#322;a&#347;ciwy</strong> mierzy w&#322;a&#347;nie efektywno&#347;&#263;, z jak&#261; silnik jest w stanie przekszta&#322;ci&#263; dost&#281;pne mu paliwo na ci&#261;g. Im wi&#281;kszy impuls w&#322;a&#347;ciwy (ang. <em>specific impulse</em>), tym<strong> mniej paliwa statek potrzebuje do wykonania manewru.</strong></p><p>Warto&#347;&#263; ta nie informuje<strong> </strong>nas jednak o <em>czasie</em> jego wykonania, tj. o tym, <em>jak d&#322;ugo</em> silnik musi generowa&#263; ci&#261;g w celu uzyskania po&#380;&#261;danego delta-<em>v</em>. Mo&#380;e to dezorientowa&#263;, zwa&#380;ywszy na fakt, &#380;e warto&#347;&#263; impulsu w&#322;a&#347;ciwego zwyk&#322;o si&#281; podawa&#263; w sekundach (nie wyst&#281;puje dzi&#281;ki temu potrzeba konwersji jednostek &#8211; masa mo&#380;e by&#263; mierzona w kilogramach/funtach, odleg&#322;o&#347;&#263; w metrach/stopach, jednak miar&#261; czasu niezmiennie pozostaje sekunda; historycznie mia&#322;o to spore znaczenie dla wygody wsp&#243;&#322;pracy mi&#281;dzy u&#380;ytkownikami systemu metrycznego i imperialnego). </p><p><strong>Jak zatem czyta&#263; efektywno&#347;&#263; silnika podawan&#261; w sekundach?</strong></p><p>Wyobra&#378;my sobie silnik zdolny do wytworzenia 100 ton ci&#261;gu &#8211; warto&#347;&#263; ISP b&#281;dzie w nim oznacza&#263;, ile sekund mo&#380;e on pracowa&#263;, zanim zu&#380;yje 100 ton paliwa. Je&#347;li taki silnik osi&#261;ga ISP r&#243;wne <em>x</em> sekund, to silnik o ISP r&#243;wnym <em>2x</em> sekund b&#281;dzie spala&#263; paliwo dwukrotnie wolniej, przez ca&#322;y czas zapewniaj&#261;c ten sam ci&#261;g.</p><p>Przeprowad&#378;my wi&#281;c prosty eksperyment my&#347;lowy &#8211; jego przedmiotem b&#281;dzie hipotetyczny silnik, wykorzystuj&#261;cy najbardziej efektywne, znane nauce paliwo: antymateri&#281;. Impuls w&#322;a&#347;ciwy przyjmuje w nim astronomiczne warto&#347;ci, rz&#281;dy wielko&#347;ci powy&#380;ej najdoskonalszego silnika na paliwo chemiczne. Za&#322;&#243;&#380;my, &#380;e mo&#380;e on generowa&#263; maksymalny ci&#261;g 100 kilogram&#243;w nieprzerwanie przez lata, co pozwala na rozp&#281;dzenie niewielkiego statku kosmicznego do pr&#281;dko&#347;ci relatywistycznych. Wyobra&#378;my sobie nast&#281;pnie, &#380;e instalujemy ten cud techniki, zamiast Raptor&#243;w, do Starshipa, stoj&#261;cego na stanowisku startowym. Rzecz jasna, Starship nie podniesie si&#281; z platformy nawet o milimetr, cho&#263;by nasz silnik na antymateri&#281; pracowa&#322; 10 lat. Dlaczego? Poniewa&#380; Starship wa&#380;y na Ziemi wi&#281;cej ni&#380; 100 kilogram&#243;w.</p><p>Zatem warto&#347;&#263; impulsu w&#322;a&#347;ciwego (efektywno&#347;&#263; silnika), a tak&#380;e sumaryczna delta-<em>v</em>, jak&#261; silnik m&#243;g&#322;by hipotetycznie wygenerowa&#263;, same w sobie nie pozwalaj&#261; na wyci&#261;gni&#281;cie wniosk&#243;w na temat jego przydatno&#347;ci do wys&#322;ania rakiety gdziekolwiek.</p><p>&#8207;&#8206; &#8206;</p><h3>Stosunek ci&#261;gu do masy (TWR)</h3><p>&#8207;&#8206; &#8206;</p><p>R&#243;wnie wa&#380;ne jest bowiem, jaki ci&#261;g silnik mo&#380;e wygenerowa&#263; w <em>jednostce czasu</em> &#8211; parametr ten ma kluczowe znaczenie, zar&#243;wno dla &#8222;prze&#322;amania&#8221; grawitacyjnego wp&#322;ywu danego cia&#322;a (np. startu z Ziemi) jak i dla mo&#380;liwo&#347;ci efektywnego nawigowania w przestrzeni kosmicznej (zmiana jednej stabilnej orbity na drug&#261;).</p><p>Musimy wi&#281;c wprowadzi&#263; kolejne kryterium, a mianowicie momentalny <strong>stosunek ci&#261;gu do masy (ang. </strong><em><strong>thrust-weight ratio</strong></em><strong>)</strong> &#8211; m&#243;wi&#263; mo&#380;emy zar&#243;wno o TWR dla konkretnego silnika jak i ca&#322;ego systemu<a class="footnote-anchor" data-component-name="FootnoteAnchorToDOM" id="footnote-anchor-2" href="#footnote-2" target="_self">2</a>.</p><p><strong>By rakieta mog&#322;a oderwa&#263; si&#281; od ziemi, warto&#347;&#263; wsp&#243;&#322;czynnika ci&#261;gu do masy musi wynosi&#263; powy&#380;ej 1.</strong></p><p>Oznacza to, &#380;e rakieta o masie jednej tony musi wygenerowa&#263; w danej chwili wi&#281;cej ni&#380; 1000 kg ci&#261;gu, by ruszy&#263; z miejsca. Nast&#281;pnie, wsp&#243;&#322;czynnik TWR musi zosta&#263; utrzymany &gt;1 (w praktyce znacznie powy&#380;ej, poniewa&#380; startuj&#261;ca rakieta &#8222;walczy&#8221; r&#243;wnie&#380; z tarciem atmosferycznym), a&#380; do osi&#261;gni&#281;cia <strong>pierwszej pr&#281;dko&#347;ci kosmicznej</strong>.</p><p>Je&#380;eli &#322;adunek (czyli niewielki u&#322;amek masy ca&#322;ego systemu orbitalnego) nie osi&#261;gnie tej pr&#281;dko&#347;ci w kierunku prostopad&#322;ym do dzia&#322;ania si&#322;y ci&#261;&#380;enia (orbita ko&#322;owa), zostanie ponownie &#347;ci&#261;gni&#281;ty na Ziemi&#281;.</p><p>&#8207;&#8206; &#8206;</p><blockquote><p><code>Na marginesie&#8230;</code></p><p>Lubisz poszerza&#263; swoj&#261; wiedz&#281;? By&#263; mo&#380;e spodoba Ci si&#281; te&#380; m&#243;j <a href="https://texasbocachica.substack.com/p/promieniowanie-kosmiczne-a-podre?s=w">wcze&#347;niejszy wpis</a>, b&#281;d&#261;cy przyst&#281;pnym wprowadzeniem do problematyki promieniowania kosmicznego oraz jego znaczenia dla powodzenia misji za&#322;ogowych na Marsa. </p><div class="subscription-widget-wrap-editor" data-attrs="{&quot;url&quot;:&quot;https://texasbocachica.substack.com/subscribe?&quot;,&quot;text&quot;:&quot;Subscribe&quot;,&quot;language&quot;:&quot;en&quot;}" data-component-name="SubscribeWidgetToDOM"><div class="subscription-widget show-subscribe"><div class="preamble"><p class="cta-caption">Sugeruj&#281; te&#380; poda&#263; maila Substackowi, dzi&#281;ki czemu wesprzesz rozw&#243;j platformy i otrzymasz rekomendacje ciekawych artyku&#322;&#243;w od niezale&#380;nych tw&#243;rc&#243;w, dziennikarzy, popularyzator&#243;w nauki i nie tylko.</p></div><form class="subscription-widget-subscribe"><input type="email" class="email-input" name="email" placeholder="Type your email&#8230;" tabindex="-1"><input type="submit" class="button primary" value="Subscribe"><div class="fake-input-wrapper"><div class="fake-input"></div><div class="fake-button"></div></div></form></div></div><div class="captioned-button-wrap" data-attrs="{&quot;url&quot;:&quot;https://texasbocachica.substack.com/p/mechanika-orbitalna-na-skroty?utm_source=substack&utm_medium=email&utm_content=share&action=share&quot;,&quot;text&quot;:&quot;Share&quot;}" data-component-name="CaptionedButtonToDOM"><div class="preamble"><p class="cta-caption"><strong>Ju&#380; subskrybujesz?</strong> Rozwa&#380; udost&#281;pnienie moich artyku&#322;&#243;w na kana&#322;ach spo&#322;eczno&#347;ciowych lub pole&#263; ich lektur&#281; osobie, dla kt&#243;rej mog&#261; one by&#263;, w Twojej ocenie, interesuj&#261;ce &#8211; b&#281;dzie to dla mnie <strong>najlepsza forma podzi&#281;kowania. </strong></p></div><p class="button-wrapper" data-attrs="{&quot;url&quot;:&quot;https://texasbocachica.substack.com/p/mechanika-orbitalna-na-skroty?utm_source=substack&utm_medium=email&utm_content=share&action=share&quot;,&quot;text&quot;:&quot;Share&quot;}" data-component-name="ButtonCreateButton"><a class="button primary" href="https://texasbocachica.substack.com/p/mechanika-orbitalna-na-skroty?utm_source=substack&utm_medium=email&utm_content=share&action=share"><span>Share</span></a></p></div></blockquote><p>&#8207;&#8206; &#8206;</p><p>&#8207;&#8206; &#8206;</p><h3>Wi&#281;cej o spadaniu</h3><p>&#8207;&#8206; &#8206;</p><p>Kalkuluj&#261;c bud&#380;et delta-<em>v</em> od samego startu (alternatyw&#261; by&#322;oby np. liczenie od uzupe&#322;nienia paliwa na orbicie &#8211; z takim za&#322;o&#380;eniem projektowany jest Starship), istotne jest <em>ile czasu </em>rakieta potrzebuje do pokonania si&#322;y ci&#261;&#380;enia &#8211; im d&#322;u&#380;ej uwalnia si&#281; ona od gro&#378;by &#347;ci&#261;gni&#281;cia ponownie na Ziemi&#281;, tym wi&#281;cej paliwa spalane jest nieefektywnie (pierwsze 1 g<a class="footnote-anchor" data-component-name="FootnoteAnchorToDOM" id="footnote-anchor-3" href="#footnote-3" target="_self">3</a> przy&#347;pieszenia &#8222;marnowane&#8221; jest na zr&#243;wnowa&#380;enie si&#322;y ci&#261;&#380;enia). Jest to tzw. <strong>strata na skutek grawitacji</strong> &#8211; by by&#322;a ona jak najmniejsza, nale&#380;y wytworzy&#263; potrzebny do osi&#261;gni&#281;cia orbity ci&#261;g w mo&#380;liwie najkr&#243;tszym czasie.</p><p>Co wa&#380;ne, rozp&#281;dzony do pr&#281;dko&#347;ci orbitalnej obiekt (np. satelita) wci&#261;&#380; znajduje si&#281; w stanie permanentnego spadku w kierunku Ziemi, lecz za spraw&#261; jego ruchu r&#243;wnoleg&#322;ego wzgl&#281;dem zakrzywionej powierzchni planety, nigdy w ni&#261; &#8222;nie trafia&#8221;.</p><p>Wi&#281;cej: ka&#380;de cia&#322;o niebieskie i ka&#380;dy obiekt, kt&#243;ry nie posiada w&#322;asnego nap&#281;du, pozostaje w przestrzeni kosmicznej w stanie swobodnego spadku. Mo&#380;na powiedzie&#263;, &#380;e <strong>spadek jest w ca&#322;ym kosmosie stanem domy&#347;lnym</strong> &#8211; zmienia si&#281; jedynie kierunek (na co spadam) i pr&#281;dko&#347;&#263; spadania (jak bardzo przy&#347;piesza mnie grawitacja cia&#322;a, na kt&#243;re spadam). Ksi&#281;&#380;yc spada na Ziemi&#281; (ale nigdy nie spadnie), planety spadaj&#261; na S&#322;o&#324;ce. Sonda w drodze na Marsa spada na S&#322;o&#324;ce a&#380; do momentu, w kt&#243;rym zbli&#380;a si&#281; do Marsa na tyle, by zacz&#261;&#263; spada&#263; na niego.</p><p>Cz&#281;sto sama koncepcja orbitowania, np. Mi&#281;dzynarodowej Stacji Kosmicznej wok&#243;&#322; Ziemi, jest rozumiana b&#322;&#281;dnie. Wiele (by&#263; mo&#380;e wr&#281;cz wi&#281;kszo&#347;&#263;) &#8222;zaczepionych na ulicy&#8221; os&#243;b, gdyby poprosi&#263; je o wyt&#322;umaczenie, dlaczego astronauci nie odczuwaj&#261; w kosmosie ci&#261;&#380;enia, odpowiedzia&#322;oby, i&#380; od pewnej wysoko&#347;ci ziemska grawitacja po prostu przestaje oddzia&#322;ywa&#263; na obiekty w kosmosie. Tymczasem, si&#322;a grawitacji Ziemi na wysoko&#347;ci orbity ISS jest <strong>niemal&#380;e taka sama</strong><a class="footnote-anchor" data-component-name="FootnoteAnchorToDOM" id="footnote-anchor-4" href="#footnote-4" target="_self">4</a><strong>, jak przy samej jej powierzchni </strong>(stacja orbituje bowiem bardzo nisko, je&#347;li za punkt odniesienia przyjmiemy promie&#324; planety).</p><p>Stan niewa&#380;ko&#347;ci na stacji kosmicznej nie r&#243;&#380;ni si&#281; w&#322;a&#347;ciwie od tego, jakiego do&#347;wiadczaj&#261; pasa&#380;erowie spadaj&#261;cego bezw&#322;adnie samolotu &#8211; z tym tylko, &#380;e pikuj&#261;cy w d&#243;&#322; samolot ostatecznie roztrzaska si&#281; o ziemi&#281;, a orbituj&#261;ca stacja nie przestaje spada&#263;, poniewa&#380; zakrzywiaj&#261;ca si&#281; &#8222;w d&#243;&#322;&#8221; powierzchnia Ziemi stale spod niej &#8222;ucieka&#8221;.</p><p>Jak &#322;atwo sobie wyobrazi&#263;, by Ziemia ucieka&#322;a (przez fakt swojej krzywizny) spod spadaj&#261;cego obiektu na tyle szybko, by ten nigdy nie spad&#322;, obiekt ten musi porusza&#263; si&#281; z bardzo du&#380;&#261; pr&#281;dko&#347;ci&#261; &#8222;poziom&#261;&#8221;  &#8211; w przypadku naszej planety jest to oko&#322;o 27 tys. km/h (minimalna pr&#281;dko&#347;&#263; orbitalna, czyli tzw. pierwsza pr&#281;dko&#347;&#263; kosmiczna jest charakterystyczna dla ka&#380;dego cia&#322;a niebieskiego). Istotne jest zrozumienie, i&#380; rozp&#281;dzenie statku do takiej pr&#281;dko&#347;ci w ziemskiej atmosferze by&#322;oby praktycznie niemo&#380;liwe, z uwagi na tarcie o cz&#261;steczki powietrza &#8211; st&#261;d rakiety lec&#261; najpierw w g&#243;r&#281;, by &#8222;uwolni&#263;&#8221; si&#281; od spowalniaj&#261;cej je atmosfery jak najszybciej.</p><p>Mo&#380;emy tu wr&#243;ci&#263; do delta-<em>v</em> i odnotowa&#263;, &#380;e w warunkach braku atmosfery, przyjmuje ona t&#281; sam&#261; warto&#347;&#263; dla zmian orbity niezale&#380;nie od kierunku (zmiana z orbity ni&#380;szej na wy&#380;sz&#261; i <em>vice versa</em>).</p><p>Czy jednak przy&#347;pieszanie i zwalnianie w przestrzeni kosmicznej zawsze musz&#261; wi&#261;za&#263; si&#281; ze zu&#380;yciem paliwa?</p><p>&#8207;&#8206; &#8206;</p><div><hr></div><h2>Manewrowanie bez spalania </h2><h6>(czyli spadanie do celu, jak mawia&#322; s&#322;ynny astronauta Buzz Astral)</h6><div><hr></div><p>Fizycy ju&#380; od ponad stu lat wiedz&#261;, &#380;e przy&#347;pieszenie grawitacyjne (spadek w kierunku &#347;rodka uk&#322;adu grawitacyjnego) jest <strong>nieodr&#243;&#380;nialne</strong> od przy&#347;pieszenia og&#243;&#322;em. Oznacza to, &#380;e astronauta zamkni&#281;ty w statku i bez wiedzy o parametrach swojego lotu, nie by&#322;by w stanie stwierdzi&#263; (niezale&#380;nie od tego, jakie eksperymenty przeprowadzi&#322;by na pok&#322;adzie), czy przy&#347;piesza &#347;ci&#261;gany si&#322;&#261; grawitacji czy z wykorzystaniem silnika<a class="footnote-anchor" data-component-name="FootnoteAnchorToDOM" id="footnote-anchor-5" href="#footnote-5" target="_self">5</a>.</p><p>Wyobra&#378;my sobie, &#380;e chcieliby&#347;my wys&#322;a&#263; sond&#281; tak, aby wlecia&#322;a <strong>prosto w S&#322;o&#324;ce</strong> &#8211; mog&#322;oby si&#281; wydawa&#263;, i&#380; nie powinno to wymaga&#263; du&#380;ej ilo&#347;ci paliwa: wszak centrum masy ca&#322;ego Uk&#322;adu S&#322;onecznego znajduje si&#281; wewn&#261;trz S&#322;o&#324;ca, wi&#281;c grawitacja powinna &#347;ci&#261;gn&#261;&#263; nasz&#261; sond&#281; bez problemu. Tymczasem, rozbicie si&#281; o S&#322;o&#324;ce wymaga bardzo du&#380;ej delta-<em>v</em>; paradoksalnie znacznie wi&#281;kszej ni&#380; potrzebnej do wys&#322;ania sondy ca&#322;kowicie poza Uk&#322;ad S&#322;oneczny. </p><p>Ten pozornie dziwny fenomen przestaje takim by&#263;, gdy u&#347;wiadomimy sobie konsekwencje, p&#322;yn&#261;ce z wzgl&#281;dno&#347;ci. Sonda nie rozp&#281;dza si&#281; wszak od zera, a ma pewn&#261; niebagateln&#261; pr&#281;dko&#347;&#263; pocz&#261;tkow&#261; &#8211; tyle tylko, &#380;e nie wzgl&#281;dem Ziemi. </p><p>Pr&#281;dko&#347;ci&#261; pocz&#261;tkow&#261; sondy <strong>wzgl&#281;dem S&#322;o&#324;ca</strong> jest mniej-wi&#281;cej pr&#281;dko&#347;&#263; orbitalna Ziemi &#8211; sonda musia&#322;aby wi&#281;c najpierw wyhamowa&#263; (przy&#347;pieszy&#263; w odwrotnym kierunku do ruchu Ziemi po orbicie), tak aby jej nowa trajektoria przeci&#281;&#322;a tarcz&#281; s&#322;oneczn&#261;. Margines b&#322;&#281;du tego manewru by&#322;by stosunkowo niewielki, gdy&#380; zbyt ma&#322;a zmiana pr&#281;dko&#347;ci (wytracenie niewystarczaj&#261;cej cz&#281;&#347;ci pocz&#261;tkowej pr&#281;dko&#347;ci orbitalnej) skutkowa&#322;aby chybieniem celu: w pierwszej fazie lotu nasza sonda zacz&#281;&#322;aby przy&#347;piesza&#263; grawitacyjnie, spadaj&#261;c na S&#322;once, by nast&#281;pnie nie trafi&#263; w nie i z uzyskan&#261; w &#8222;fazie spadania&#8221; pr&#281;dko&#347;ci&#261; zacz&#261;&#263; si&#281; od niego oddala&#263;, zwalniaj&#261;c (gdy&#380; w tej fazie przy&#347;pieszenie grawitacyjne S&#322;o&#324;ca mia&#322;oby zwrot przeciwny do lotu sondy), a&#380; do ponownego osi&#261;gni&#281;cia &#8222;wysoko&#347;ci&#8221; ziemskiej orbity, mniej-wi&#281;cej po &#8222;drugiej stronie&#8221; uk&#322;adu. Sonda znalaz&#322;aby si&#281; wi&#281;c na eliptycznej orbicie, wewn&#261;trz dysku orbitalnego Ziemi.</p><p>Teoretycznie, mo&#380;liwe by&#322;oby takie obliczenie trajektorii sondy, by ta przelecia&#322;a &#8222;w fazie zwalniania&#8221; na tyle blisko np. Wenus, by wp&#322;yw grawitacji planety na jej lot przewa&#380;y&#322; wp&#322;yw S&#322;o&#324;ca. Taki manewr by&#322;by tzw. asyst&#261; grawitacyjn&#261; &#8211; pozwala ona skierowa&#263; statek kosmiczny na inny kurs, <strong>bez zu&#380;ywania paliwa</strong>. Co wi&#281;cej, je&#347;li planeta u&#380;ywana do takiej asysty posiada atmosfer&#281;, mo&#380;na dodatkowo wykorzysta&#263; j&#261; do kontrolowanego wytracenia pr&#281;dko&#347;ci (niezale&#380;nie od tego, czy zamierzamy na danej planecie l&#261;dowa&#263;). I cho&#263; rozpocz&#261;&#322;em akapit s&#322;owem <em>teoretycznie</em>, opisywana sytuacja nie jest bynajmniej czyst&#261; teori&#261; &#8211; patrz video na ko&#324;cu artyku&#322;u. </p><p>Misje z regu&#322;y planowane s&#261; tak, by w jak najwi&#281;kszym stopniu wytraca&#263; pr&#281;dko&#347;&#263; dzi&#281;ki atmosferycznemu tarciu u celu podr&#243;&#380;y (albo po drodze), nie przez zu&#380;ywanie paliwa w przestrzeni mi&#281;dzyplanetarnej. </p><p>Co ciekawe, umiej&#281;tne korzystanie z asysty grawitacyjnej pozwala nie tylko na redukcj&#281;, lecz tak&#380;e na <strong>zwi&#281;kszenie</strong> pr&#281;dko&#347;ci statku.</p><p>Fakt ten r&#243;wnie&#380; ma prawo jawi&#263; si&#281; jako niema&#322;a zagwozdka, nawet dla sk&#261;din&#261;d dobrze zorientowanych amator&#243;w fizyki &#8211; jak to mo&#380;liwe, &#380;e sonda opuszcza studni&#281; grawitacyjn&#261; planety z wi&#281;ksz&#261; pr&#281;dko&#347;ci&#261; ni&#380; by&#322;a przez ni&#261; przyci&#261;gana, bez u&#380;ycia silnika? Sk&#261;d dodatkowa energia?</p><p>&#8222;Dodatkowej&#8221; energii oczywi&#347;cie nie ma &#8211; je&#347;li sonda ma przy&#347;pieszy&#263;, to co&#347; musi zwolni&#263;. Np. Jowisz czy Saturn. Zwi&#281;kszenie pr&#281;dko&#347;ci z u&#380;yciem asysty grawitacyjnej nie by&#322;oby wszak mo&#380;liwe, gdyby cia&#322;o jej udzielaj&#261;ce &#8222;sta&#322;o w miejscu&#8221; &#8211; dlatego manewr ten rozpatrywa&#263; nale&#380;y przede wszystkim w uk&#322;adzie sonda-S&#322;o&#324;ce. Gdy pomin&#261;&#263; S&#322;o&#324;ce jako punkt odniesienia, sonda nie oddala si&#281; od planety szybciej. Jednak mierz&#261;c jej pr&#281;dko&#347;&#263; wzgl&#281;dem centrum Uk&#322;adu S&#322;onecznego, mo&#380;e ona zyska&#263; znaczn&#261; pr&#281;dko&#347;&#263;, &#8222;nurkuj&#261;c&#8221; niejako &#8222;za&#8221; asystuj&#261;c&#261; planet&#261; i korzystaj&#261;c z jej ruchu orbitalnego (a ten jest stosunkowo szybki, Jowisz np. pokonuje w sekund&#281; oko&#322;o 13 km po swojej orbicie wok&#243;&#322; S&#322;o&#324;ca; Ziemia 30 km).</p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="https://substackcdn.com/image/fetch/$s_!wkM3!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F6493a67c-8aa5-46c6-8369-1af32faa490d_480x132.gif" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!wkM3!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F6493a67c-8aa5-46c6-8369-1af32faa490d_480x132.gif 424w, https://substackcdn.com/image/fetch/$s_!wkM3!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F6493a67c-8aa5-46c6-8369-1af32faa490d_480x132.gif 848w, https://substackcdn.com/image/fetch/$s_!wkM3!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F6493a67c-8aa5-46c6-8369-1af32faa490d_480x132.gif 1272w, https://substackcdn.com/image/fetch/$s_!wkM3!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F6493a67c-8aa5-46c6-8369-1af32faa490d_480x132.gif 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!wkM3!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F6493a67c-8aa5-46c6-8369-1af32faa490d_480x132.gif" width="480" height="132" data-attrs="{&quot;src&quot;:&quot;https://substackcdn.com/image/fetch/w_1456,c_limit,f_auto,q_auto:good,fl_lossy/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F6493a67c-8aa5-46c6-8369-1af32faa490d_480x132.gif&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:132,&quot;width&quot;:480,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:196471,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/gif&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!wkM3!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F6493a67c-8aa5-46c6-8369-1af32faa490d_480x132.gif 424w, https://substackcdn.com/image/fetch/$s_!wkM3!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F6493a67c-8aa5-46c6-8369-1af32faa490d_480x132.gif 848w, https://substackcdn.com/image/fetch/$s_!wkM3!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F6493a67c-8aa5-46c6-8369-1af32faa490d_480x132.gif 1272w, https://substackcdn.com/image/fetch/$s_!wkM3!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F6493a67c-8aa5-46c6-8369-1af32faa490d_480x132.gif 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a><figcaption class="image-caption"></figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><p>Dobrym por&#243;wnaniem jest deskorolkarz, kt&#243;ry chc&#261;c nabra&#263; pr&#281;dko&#347;ci chwyta si&#281; przeje&#380;d&#380;aj&#261;cego samochodu. Co wa&#380;ne, jego manewr niezauwa&#380;alnie spowalnia samoch&#243;d &#8211; tak samo, jak rozp&#281;dzaj&#261;ca si&#281; &#8222;na gap&#281;&#8221; sonda zabiera planecie cz&#281;&#347;&#263; jej p&#281;du (przy czym &#8222;strata&#8221; po stronie planety jest dos&#322;ownie niemierzalna, zwa&#380;ywszy na proporcje mas).</p><p>Starannie planuj&#261;c misj&#281;, mo&#380;na skorzysta&#263; z wielu asyst grawitacyjnych &#8211; manewrowanie t&#261; metod&#261; (pomijaj&#261;c konieczno&#347;&#263; precyzyjnych korekt kursu) nie konsumuje &#8222;zapasu&#8221; delta-v, jakim dysponuje statek.</p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!rzlZ!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb3c981ce-83a4-4fe1-b0f7-28c03a6401e4_432x431.gif" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!rzlZ!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb3c981ce-83a4-4fe1-b0f7-28c03a6401e4_432x431.gif 424w, https://substackcdn.com/image/fetch/$s_!rzlZ!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb3c981ce-83a4-4fe1-b0f7-28c03a6401e4_432x431.gif 848w, https://substackcdn.com/image/fetch/$s_!rzlZ!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb3c981ce-83a4-4fe1-b0f7-28c03a6401e4_432x431.gif 1272w, https://substackcdn.com/image/fetch/$s_!rzlZ!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb3c981ce-83a4-4fe1-b0f7-28c03a6401e4_432x431.gif 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!rzlZ!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb3c981ce-83a4-4fe1-b0f7-28c03a6401e4_432x431.gif" width="432" height="431" 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srcset="https://substackcdn.com/image/fetch/$s_!rzlZ!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb3c981ce-83a4-4fe1-b0f7-28c03a6401e4_432x431.gif 424w, https://substackcdn.com/image/fetch/$s_!rzlZ!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb3c981ce-83a4-4fe1-b0f7-28c03a6401e4_432x431.gif 848w, https://substackcdn.com/image/fetch/$s_!rzlZ!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb3c981ce-83a4-4fe1-b0f7-28c03a6401e4_432x431.gif 1272w, https://substackcdn.com/image/fetch/$s_!rzlZ!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb3c981ce-83a4-4fe1-b0f7-28c03a6401e4_432x431.gif 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Niekt&#243;re z mo&#380;liwych scenariuszy wp&#322;ywu grawitacji planety na zmian&#281; orbity przelatuj&#261;cej sondy<em> [Tw&#243;rca GIFa: David Shortt; <strong>uwaga:</strong> jest on rownie&#380; autorem &#347;wietnego <a href="https://www.planetary.org/articles/20130926-gravity-assist">artyku&#322;u</a>, w kt&#243;rym zasady rz&#261;dz&#261;ce asystami grawitacyjnymi zosta&#322;y opisane znacznie bardziej szczeg&#243;&#322;owo &#8211; polecam.]</em></figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><blockquote><p><em>Wci&#261;&#380; nie do ko&#324;ca jasne? Nie wahaj si&#281; sformu&#322;owa&#263; pytania w komentarzu. Skomentuj tym bardziej, je&#347;li uwa&#380;asz, &#380;e moje wyja&#347;nienie mo&#380;e wprowadza&#263; kogo&#347; w b&#322;&#261;d. Konstruktywna krytyka jest tu bardzo mile widziana:) </em></p><p>&#8207;&#8206; &#8206;</p><p class="button-wrapper" data-attrs="{&quot;url&quot;:&quot;https://texasbocachica.substack.com/p/mechanika-orbitalna-na-skroty/comments&quot;,&quot;text&quot;:&quot;Leave a comment&quot;,&quot;action&quot;:null,&quot;class&quot;:null}" data-component-name="ButtonCreateButton"><a class="button primary" href="https://texasbocachica.substack.com/p/mechanika-orbitalna-na-skroty/comments"><span>Leave a comment</span></a></p></blockquote><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><p>Jakkolwiek skrupulatne planowanie pozwala na &#8222;ekonomiczne&#8221; przemieszczanie si&#281; mi&#281;dzy dowolnymi planetami, podej&#347;cie to ma zasadnicz&#261; wad&#281; w kontek&#347;cie statk&#243;w z lud&#378;mi na pok&#322;adzie (przynajmniej do czasu wynalezienia hibernacji, znanej doskonale z domeny s-f). Wybieranie &#8222;okr&#281;&#380;nych tras&#8221; nie jest zbyt praktyczne, je&#347;li lot ma przez to trwa&#263; kilka lat d&#322;u&#380;ej<a class="footnote-anchor" data-component-name="FootnoteAnchorToDOM" id="footnote-anchor-6" href="#footnote-6" target="_self">6</a>. </p><p>Na atrakcyjne po&#322;o&#380;enie planet warto jednak czeka&#263; &#8211; dzi&#281;ki zdarzaj&#261;cemu si&#281; raz na 176 lat uk&#322;adowi, sonda Voyager 2 zdo&#322;a&#322;a okra&#347;&#263; z pr&#281;dko&#347;ci orbitalnej wszystkie cztery gazowe olbrzymy, co pozwoli&#322;o jej zostawi&#263; w tyle Uk&#322;ad S&#322;oneczny<a class="footnote-anchor" data-component-name="FootnoteAnchorToDOM" id="footnote-anchor-7" href="#footnote-7" target="_self">7</a>. Nadanie Voyagerom pr&#281;dko&#347;ci ucieczki ze studni grawitacyjnej S&#322;o&#324;ca by&#322;o &#243;wcze&#347;nie niemo&#380;liwe wy&#322;&#261;cznie z u&#380;yciem ci&#261;gu silnik&#243;w &#8211; ju&#380; pierwsza asysta Voyagera 2 zapewni&#322;a mu ponad dwukrotne zwi&#281;kszenie pr&#281;dko&#347;ci (licz&#261;c z heliocentrycznego punktu odniesienia, oczywi&#347;cie).</p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!Ym1-!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7d340dc9-e405-4e97-9ae5-58bd8b5d1468_2270x1400.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!Ym1-!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7d340dc9-e405-4e97-9ae5-58bd8b5d1468_2270x1400.png 424w, https://substackcdn.com/image/fetch/$s_!Ym1-!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7d340dc9-e405-4e97-9ae5-58bd8b5d1468_2270x1400.png 848w, https://substackcdn.com/image/fetch/$s_!Ym1-!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7d340dc9-e405-4e97-9ae5-58bd8b5d1468_2270x1400.png 1272w, https://substackcdn.com/image/fetch/$s_!Ym1-!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7d340dc9-e405-4e97-9ae5-58bd8b5d1468_2270x1400.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!Ym1-!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7d340dc9-e405-4e97-9ae5-58bd8b5d1468_2270x1400.png" width="1456" height="898" data-attrs="{&quot;src&quot;:&quot;https://substackcdn.com/image/fetch/w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7d340dc9-e405-4e97-9ae5-58bd8b5d1468_2270x1400.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:898,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:81652,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!Ym1-!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7d340dc9-e405-4e97-9ae5-58bd8b5d1468_2270x1400.png 424w, https://substackcdn.com/image/fetch/$s_!Ym1-!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7d340dc9-e405-4e97-9ae5-58bd8b5d1468_2270x1400.png 848w, https://substackcdn.com/image/fetch/$s_!Ym1-!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7d340dc9-e405-4e97-9ae5-58bd8b5d1468_2270x1400.png 1272w, https://substackcdn.com/image/fetch/$s_!Ym1-!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7d340dc9-e405-4e97-9ae5-58bd8b5d1468_2270x1400.png 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p>&#8207;&#8206; &#8206;</p><p>Odnotujmy w tym miejscu, &#380;e absolutnie nic nie stoi na przeszkodzie, by jeden statek &#8222;okrada&#322;&#8221; dan&#261; planet&#281; wielokrotnie, jak Cassini w drodze na orbit&#281; Saturna: </p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!64NX!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Feecde58b-e8c1-41a9-bd81-8ea2f7b6e26c_2270x1320.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!64NX!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Feecde58b-e8c1-41a9-bd81-8ea2f7b6e26c_2270x1320.png 424w, https://substackcdn.com/image/fetch/$s_!64NX!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Feecde58b-e8c1-41a9-bd81-8ea2f7b6e26c_2270x1320.png 848w, https://substackcdn.com/image/fetch/$s_!64NX!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Feecde58b-e8c1-41a9-bd81-8ea2f7b6e26c_2270x1320.png 1272w, https://substackcdn.com/image/fetch/$s_!64NX!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Feecde58b-e8c1-41a9-bd81-8ea2f7b6e26c_2270x1320.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!64NX!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Feecde58b-e8c1-41a9-bd81-8ea2f7b6e26c_2270x1320.png" width="1456" height="847" data-attrs="{&quot;src&quot;:&quot;https://substackcdn.com/image/fetch/w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Feecde58b-e8c1-41a9-bd81-8ea2f7b6e26c_2270x1320.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:847,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:98739,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!64NX!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Feecde58b-e8c1-41a9-bd81-8ea2f7b6e26c_2270x1320.png 424w, https://substackcdn.com/image/fetch/$s_!64NX!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Feecde58b-e8c1-41a9-bd81-8ea2f7b6e26c_2270x1320.png 848w, https://substackcdn.com/image/fetch/$s_!64NX!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Feecde58b-e8c1-41a9-bd81-8ea2f7b6e26c_2270x1320.png 1272w, https://substackcdn.com/image/fetch/$s_!64NX!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Feecde58b-e8c1-41a9-bd81-8ea2f7b6e26c_2270x1320.png 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p></p><p>&#8207;&#8206; &#8206;</p><p>A skoro o wielokrotnym wykorzystaniu Wenus mowa, nie spos&#243;b nie wspomnie&#263; o sondzie Parker &#8211; by osi&#261;gn&#261;&#263; cel w postaci rekordowego zbli&#380;enia si&#281; do S&#322;o&#324;ca, sonda konsekwentnie wytraca pr&#281;dko&#347;&#263;, nadan&#261; jej pocz&#261;tkowo przez Ziemi&#281;. Ka&#380;da z siedmiu asyst grawitacyjnych Wenus &#8222;zw&#281;&#380;a&#8221; s&#322;oneczn&#261; orbit&#281; statku (staje si&#281; ona bardziej eliptyczna), a&#380; do osi&#261;gni&#281;cia trajektorii docelowej w roku 2024 (video poni&#380;ej). Pozwoli ona Parkerowi zbli&#380;y&#263; si&#281; do naszej gwiazdy zaledwie na 10-krotno&#347;&#263; jej promienia. &#346;ci&#261;gana grawitacj&#261; S&#322;o&#324;ca, sonda b&#281;dzie wtedy najszybszym wytworem technologii w historii, rozp&#281;dzaj&#261;c si&#281; do oko&#322;o 700 000 km na godzin&#281; (200 km/s). </p><p>&#8207;&#8206; &#8206;</p><div id="youtube2-cMNQeCWT09A" class="youtube-wrap" data-attrs="{&quot;videoId&quot;:&quot;cMNQeCWT09A&quot;,&quot;startTime&quot;:null,&quot;endTime&quot;:null}" data-component-name="Youtube2ToDOM"><div class="youtube-inner"><iframe src="https://www.youtube-nocookie.com/embed/cMNQeCWT09A?rel=0&amp;autoplay=0&amp;showinfo=0&amp;enablejsapi=0" frameborder="0" loading="lazy" gesture="media" allow="autoplay; fullscreen" allowautoplay="true" allowfullscreen="true" width="728" height="409"></iframe></div></div><p>&#8207;&#8206; &#8206;</p><p>&#8207;&#8206; &#8206;</p><blockquote><p><code>Na marginesie&#8230;</code></p><p>Artyku&#322; jest uzupe&#322;nieniem mojego cyklu edukacyjnego, w kt&#243;rym staram si&#281; przybli&#380;a&#263; skomplikowane zagadnienia kosmiczne mo&#380;liwie nieskomplikowanym j&#281;zykiem. </p><p>Z regu&#322;y pracuj&#281; przy dobrej kawie, dlatego je&#347;li chcesz zmotywowa&#263; mnie do pisania i tym samym przyczyni&#263; si&#281; do popularyzacji wysokiej jako&#347;ci, pozbawionej reklam tre&#347;ci w Internecie, rozwa&#380; postawienie mi nast&#281;pnej fili&#380;anki:</p><h5><a href="http://buycoffee.to/texasbocachica">buycoffee.to/texasbocachica</a></h5><h6>&#8206;(rejestracja w serwisie BuyCoffee nie jest wymagana)</h6><p>&#8207;&#8206; &#8206;</p><p><strong>Z g&#243;ry dzi&#281;kuj&#281;:)</strong></p><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><p><em>PS. Fundamentaln&#261; dla mnie spraw&#261; jest jednak, by pewna rzecz by&#322;a jasna: je&#347;li zastanawiasz si&#281; od czasu do czasu, czy sta&#263; Ci&#281; na latte z piank&#261;, czy mo&#380;e lepiej odm&#243;wi&#263; sobie wyj&#347;cia do kawiarni i zamiast tego op&#322;aci&#263; Netflix w terminie, akapit powy&#380;ej nie jest adresowany do Ciebie &#8211; nie chcia&#322;bym wywo&#322;a&#263; poczucia, &#380;e wywierana jest na Tobie jakakolwiek presja. Moje artyku&#322;y, w kt&#243;rych omawiam zagadnienia zwi&#261;zane z eksploracj&#261; kosmosu s&#261; i b&#281;d&#261; dost&#281;pne bezp&#322;atnie.</em></p><p><em>Je&#380;eli natomiast obce s&#261; Tobie dylematy z kategorii Netflix czy Starbucks, a chcesz doceni&#263; czas, jaki zosta&#322; w&#322;o&#380;ony w tworzenie dost&#281;pnych tu wpis&#243;w, link wy&#380;ej pozwoli Ci na sprezentowanie mi kawy <strong>BLIK</strong>iem lub inn&#261;, preferowan&#261; metod&#261;.</em></p><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!VYZ8!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5cf093e-a371-4e5d-874a-bb6403526712_1540x976.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!VYZ8!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5cf093e-a371-4e5d-874a-bb6403526712_1540x976.png 424w, https://substackcdn.com/image/fetch/$s_!VYZ8!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5cf093e-a371-4e5d-874a-bb6403526712_1540x976.png 848w, https://substackcdn.com/image/fetch/$s_!VYZ8!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5cf093e-a371-4e5d-874a-bb6403526712_1540x976.png 1272w, https://substackcdn.com/image/fetch/$s_!VYZ8!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5cf093e-a371-4e5d-874a-bb6403526712_1540x976.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!VYZ8!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5cf093e-a371-4e5d-874a-bb6403526712_1540x976.png" width="1456" height="923" data-attrs="{&quot;src&quot;:&quot;https://substackcdn.com/image/fetch/w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5cf093e-a371-4e5d-874a-bb6403526712_1540x976.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:923,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:301317,&quot;alt&quot;:&quot;&quot;,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" title="" srcset="https://substackcdn.com/image/fetch/$s_!VYZ8!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5cf093e-a371-4e5d-874a-bb6403526712_1540x976.png 424w, https://substackcdn.com/image/fetch/$s_!VYZ8!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5cf093e-a371-4e5d-874a-bb6403526712_1540x976.png 848w, https://substackcdn.com/image/fetch/$s_!VYZ8!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5cf093e-a371-4e5d-874a-bb6403526712_1540x976.png 1272w, https://substackcdn.com/image/fetch/$s_!VYZ8!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5cf093e-a371-4e5d-874a-bb6403526712_1540x976.png 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div></blockquote><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><p>&#8207;&#8206; &#8206;</p><h5>&#8207;&#8206; Przypisy:</h5><div class="footnote" data-component-name="FootnoteToDOM"><a id="footnote-1" href="#footnote-anchor-1" class="footnote-number" contenteditable="false" target="_self">1</a><div class="footnote-content"><p>Z zastrze&#380;eniem, &#380;e statek wyhamowa&#263; mo&#380;na z wykorzystaniem tarcia atmosferycznego, co nie wymaga spalania paliwa.</p></div></div><div class="footnote" data-component-name="FootnoteToDOM"><a id="footnote-2" href="#footnote-anchor-2" class="footnote-number" contenteditable="false" target="_self">2</a><div class="footnote-content"><p>Przyk&#322;adowo, <em>thrust-weight ratio </em>silnika Merlin to oko&#322;o 180, a ca&#322;ej rakiety Falcon 9 (w momencie startu, gdy jest najci&#281;&#380;sza) oko&#322;o 1.3-1.4. Dla por&#243;wnania, opuszczaj&#261;cego platform&#281; startow&#261; Starshipa, cho&#263; b&#281;dzie to zdecydowanie najci&#281;&#380;szy obiekt, jaki kiedykolwiek uni&#243;s&#322; si&#281; z Ziemi, ma docelowo cechowa&#263; TWR na poziomie powy&#380;ej 1.5 &#8211; innymi s&#322;owy, rakieta wystartuje bardziej dynamicznie ni&#380; wielokrotnie l&#380;ejszy Falcon (stanie si&#281; to mo&#380;liwe dzi&#281;ki pot&#281;&#380;nemu ci&#261;gowi, generowanemu przez 33 silniki Raptor 2).</p></div></div><div class="footnote" data-component-name="FootnoteToDOM"><a id="footnote-3" href="#footnote-anchor-3" class="footnote-number" contenteditable="false" target="_self">3</a><div class="footnote-content"><p>Grawitacja Ziemi przyci&#261;ga wszystkie obiekty w jej kierunku, przy&#347;pieszaj&#261;c je tym bardziej, im bli&#380;ej si&#281; znajduj&#261; &#8211; przy powierzchni warto&#347;&#263; tego przy&#347;pieszenia to nieca&#322;e 10 m/s&#178;, czyli <strong>1 g</strong> (standardowe ci&#261;&#380;enie). Oznacza to, &#380;e rakieta zdolna przy&#347;piesza&#263; 15 m/s&#178; w warunkach braku ci&#261;&#380;enia, startuj&#261;c z Ziemi osi&#261;gnie jedynie 5 m/s&#178; maksymalnego przy&#347;pieszenia w pionie.</p></div></div><div class="footnote" data-component-name="FootnoteToDOM"><a id="footnote-4" href="#footnote-anchor-4" class="footnote-number" contenteditable="false" target="_self">4</a><div class="footnote-content"><p>Oko&#322;o 89-90% (0,9 g), przyjmuj&#261;c wysoko&#347;&#263; orbity 400 km. </p></div></div><div class="footnote" data-component-name="FootnoteToDOM"><a id="footnote-5" href="#footnote-anchor-5" class="footnote-number" contenteditable="false" target="_self">5</a><div class="footnote-content"><p>Nie dotyczy generowania sztucznej grawitacji z pomoc&#261; ruchu wirowego &#8211; ten da si&#281; odr&#243;&#380;ni&#263; od &#8222;prawdziwej&#8221; grawitacji nawet w zamkni&#281;tym uk&#322;adzie odniesienia. </p></div></div><div class="footnote" data-component-name="FootnoteToDOM"><a id="footnote-6" href="#footnote-anchor-6" class="footnote-number" contenteditable="false" target="_self">6</a><div class="footnote-content"><p>Dlatego w&#322;a&#347;nie &#8222;nadwy&#380;ki&#8221; delta-<em>v</em>,<em> </em>jakie mo&#380;e potencjalnie osi&#261;gn&#261;&#263; Starship, jawi&#261; si&#281; jako <em>game changer</em> dla ca&#322;ego prospektu za&#322;ogowej eksploracji kosmosu. </p></div></div><div class="footnote" data-component-name="FootnoteToDOM"><a id="footnote-7" href="#footnote-anchor-7" class="footnote-number" contenteditable="false" target="_self">7</a><div class="footnote-content"><p>Siostrzana sonda Voyager 1, kt&#243;rej misja rozpocz&#281;&#322;a si&#281; 16 dni p&#243;&#378;niej, wyprzedzi&#322;a Voyagera 2 i jest obecnie najdalszym obiektem stworzonym przez ludzko&#347;&#263;, wci&#261;&#380; przesy&#322;aj&#261;c wa&#380;ne dane naukowe z odleg&#322;o&#347;ci ponad 21,5 godzin &#347;wietlnych&#8230; a przynajmniej by&#322;y to wa&#380;ne dane naukowe jeszcze do niedawna, gdy&#380; <a href="https://www.jpl.nasa.gov/news/engineers-investigating-nasas-voyager-1-telemetry-data">wczoraj</a> NASA poinformowa&#322;a, &#380;e pojawi&#322;y si&#281; problemy z telemetri&#261; Voyagera. In&#380;ynierowie wci&#261;&#380; diagnozuj&#261; przyczyn&#281; komplikacji &#8211; w o&#347;wiadczeniu NASA JPL czytamy, &#380;e by&#263; mo&#380;e uda si&#281; wdro&#380;y&#263; rozwi&#261;zanie w postaci aktualizacji oprogramowania sondy, a je&#347;li powodem k&#322;opot&#243;w jest <em>hardware</em> (wszak ma on ju&#380; blisko 45 lat), zostanie zbadana opcja wykorzystania komponent&#243;w zapasowych (nie by&#322;by to pierwszy raz &#8211; 5 lat temu Voyager 1 zosta&#322; prze&#322;&#261;czony na &#8222;zapasowe&#8221; dysze manewruj&#261;ce, by m&#243;c wci&#261;&#380; utrzymywa&#263; w&#322;a&#347;ciw&#261; orientacj&#281; wzgl&#281;dem Ziemi, pozwalaj&#261;c&#261; na odbieranie sygna&#322;u). </p><p></p></div></div>]]></content:encoded></item><item><title><![CDATA[[SpaceX] Aktualizacja z Boca Chica -5-]]></title><description><![CDATA[Podsumowanie stycznia + om&#243;wienie prezentacji Elona Muska i t&#322;umaczenie Q&A]]></description><link>https://texasbocachica.substack.com/p/spacex-aktualizacja-z-boca-chica-f6d</link><guid isPermaLink="false">https://texasbocachica.substack.com/p/spacex-aktualizacja-z-boca-chica-f6d</guid><dc:creator><![CDATA[Tex]]></dc:creator><pubDate>Fri, 11 Feb 2022 08:18:58 GMT</pubDate><enclosure url="https://substackcdn.com/image/fetch/$s_!UFD2!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fee383ad0-3d53-4257-87f7-1a2000e5c0e6_4000x2668.jpeg" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p></p><p>Minionej nocy czasu polskiego odby&#322; si&#281; d&#322;ugo wyczekiwany event prasowy SpaceX, na kt&#243;rym Elon Musk zrelacjonowa&#322; poczynione w ostatnie dwa lata post&#281;py nad systemem Starship, maj&#261;cym <a href="https://texasbocachica.substack.com/p/promieniowanie-kosmiczne-a-podroze#:~:text=W%C5%82a%C5%9Bciwie%2C%20Starship%20nie%20jest%20nawet%20rakiet%C4%85%20w%20znaczeniu%2C%20w%20jakim%20historia%20przyzwyczai%C5%82a">zrewolucjonizowa&#263; loty kosmiczne</a>. </p><p>Zako&#324;czona 4 godziny temu konferencja przynosi gar&#347;&#263; &#347;wie&#380;ych informacji, jednak ambitnym d&#261;&#380;eniom do orbitalnego testu najpot&#281;&#380;niejszej rakiety w historii towarzysz&#261; trudno&#347;ci natury technologicznej i formalnej. </p><p>Je&#347;li zastanawiasz si&#281; czy warto po&#347;wi&#281;ci&#263; 1,5 godziny na ogl&#261;danie ca&#322;ego wydarzenia <strong>odpowiadam, &#380;e nie warto</strong> &#8211; z tego artyku&#322;u dowiesz si&#281; wi&#281;cej, w kr&#243;tszym czasie i nie b&#281;dziesz nara&#380;ony na kiepskie &#380;arty Elona (przy czym trzeba odda&#263; sprawiedliwo&#347;&#263;, &#380;e sam Elon ostrzeg&#322; przed nimi na samym pocz&#261;tku swojego wyst&#261;pienia).</p><p>Na ko&#324;cu wpisu znajdziesz te&#380; streszczenie wszystkich pyta&#324; w sesji Q&amp;A. </p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!UFD2!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fee383ad0-3d53-4257-87f7-1a2000e5c0e6_4000x2668.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!UFD2!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fee383ad0-3d53-4257-87f7-1a2000e5c0e6_4000x2668.jpeg 424w, 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src="https://substackcdn.com/image/fetch/$s_!UFD2!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fee383ad0-3d53-4257-87f7-1a2000e5c0e6_4000x2668.jpeg" width="1456" height="971" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/ee383ad0-3d53-4257-87f7-1a2000e5c0e6_4000x2668.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:971,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:869804,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:false,&quot;topImage&quot;:true,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!UFD2!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fee383ad0-3d53-4257-87f7-1a2000e5c0e6_4000x2668.jpeg 424w, https://substackcdn.com/image/fetch/$s_!UFD2!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fee383ad0-3d53-4257-87f7-1a2000e5c0e6_4000x2668.jpeg 848w, https://substackcdn.com/image/fetch/$s_!UFD2!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fee383ad0-3d53-4257-87f7-1a2000e5c0e6_4000x2668.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!UFD2!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fee383ad0-3d53-4257-87f7-1a2000e5c0e6_4000x2668.jpeg 1456w" sizes="100vw" fetchpriority="high"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">SuperHeavy nr 4 opuszczany na platform&#281; startow&#261;. <em>[Ryan Chylinski, Cosmic Perspective, @considercosmos via Twitter]</em></figcaption></figure></div><div><hr></div><p><strong>W kolejnych akapitach:</strong></p><ul><li><p>skr&#243;t prezentacji Muska w Boca Chica,</p></li><li><p>koniec orbitalnych plan&#243;w boostera nr 4 i niejasny los statku nr 20,</p></li><li><p>opcje SpaceX w przypadku przed&#322;u&#380;aj&#261;cych si&#281; formalno&#347;ci po stronie FAA,</p></li><li><p>kontrakt z Pentagonem na potencjalne, nie-kosmiczne zastosowania Starshipa,</p></li><li><p>t&#322;umaczenie sesji Q&amp;A po prezentacji Muska. </p></li></ul><p>&#8207;&#8206; &#8206;</p><p>Po kr&#243;tkim podzi&#281;kowaniu zespo&#322;owi SpaceX oraz wyra&#380;eniu wdzi&#281;czno&#347;ci za wsparcie spo&#322;eczno&#347;ci Brownsville i w&#322;adz lokalnych, Musk rozpocz&#261;&#322; swoj&#261; prezentacj&#281; od przypomnienia misji firmy i dziejowej konieczno&#347;ci uczynienia gatunku ludzkiego mi&#281;dzyplanetarnym (z uwagi na zmierzaj&#261;ce do 100%, w perspektywie kolejnych epok, ryzyko globalnej katastrofy, z ewolucj&#261; S&#322;o&#324;ca do stadium czerwonego olbrzyma w&#322;&#261;cznie, od naszego zasiedlenia innych planet zale&#380;y przetrwanie &#380;ycia jako takiego). Jako cywilizacja powinni&#347;my widzie&#263; si&#281; jako stra&#380;nicy &#380;ycia i &#347;wiadomo&#347;ci. </p><p>Poza tym, w &#380;yciu ka&#380;dego cz&#322;owieka wa&#380;na jest inspiracja i patrzenie w przysz&#322;o&#347;&#263; z ekscytacj&#261;, &#380;e dzisiejsze science-fiction mo&#380;e by&#263; rzeczywisto&#347;ci&#261; jutra. </p><p>Tak, jak program Apollo postrzegamy jako osi&#261;gni&#281;cie ca&#322;ej ludzko&#347;ci, dzi&#347; r&#243;wnie&#380; potrzebny jest ambitny, wsp&#243;lny cel, a takim jest d&#261;&#380;enie do przesuwania granic poznania i eksploracji, czego symbolem jest Mars (aczkolwiek Musk nadmienia w tym miejscu, &#380;e wci&#261;&#380; ogromna wi&#281;kszo&#347;&#263; zasob&#243;w, ponad 99%, powinna by&#263; zorientowana w kierunku rozwi&#261;zania nagl&#261;cych problem&#243;w na Ziemi). </p><p>By zasiedlenie Marsa by&#322;o kiedykolwiek wykonalne, przemys&#322; kosmiczny potrzebuje swojego &#346;wi&#281;tego Graala: statku zdolnego do wielokrotnych, szybkich start&#243;w i l&#261;dowa&#324;. Cho&#263; wiele os&#243;b uwa&#380;a&#322;o taki system za niewykonalny, Musk jest przekonany, &#380;e sukces w tym zakresie le&#380;y w zasi&#281;gu SpaceX. </p><p>Po podsumowaniu dotychczasowych, imponuj&#261;cych osi&#261;gni&#281;&#263; firmy (m.in. 106 l&#261;dowa&#324; boostera F9, kt&#243;ry jest obecnie najbardziej niezawodn&#261; rakiet&#261; &#347;wiata, posiadaj&#261;c rekord najwi&#281;kszej liczby udanych wyniesie&#324; z rz&#281;du), Musk na kilku wykresach zobrazowa&#322; skal&#281; prze&#322;omu,  jakim ma by&#263; system Starship: </p><p>15-16 tys. ton wyniesionego na oko&#322;oziemskie orbity &#322;adunku <strong>w historii ludzko&#347;ci</strong>, mia&#322;oby nied&#322;ugo by&#263; mo&#380;liwe do wyniesienia w jeden rok. A w nast&#281;pne lata, wraz z oddawaniem do u&#380;ytku kolejnych statk&#243;w, wolumen ten mia&#322;by rosn&#261;&#263; w wyk&#322;adniczym tempie, umo&#380;liwiaj&#261;c dostarczenie na powierzchni&#281; Marsa miliona ton <em>cargo</em>. Czemu miliona? Gdy&#380; tyle wg szacunk&#243;w Muska potrzebne jest, by uniezale&#380;ni&#263; marsja&#324;sk&#261; koloni&#281; od jakichkolwiek dostaw z Ziemi. </p><p>Musk podkre&#347;li, &#380;e pierwszy raz od miliard&#243;w lat ewolucji &#380;ycia nadarza si&#281; szansa na skolonizowanie innej planety i odpowiedzialno&#347;&#263; nakazuje rych&#322;e dzia&#322;anie w tym kierunku, poniewa&#380; okno czasowe, w kt&#243;rym mamy tak&#261; mo&#380;liwo&#347;&#263;, mo&#380;e by&#263; kr&#243;tkie. </p><p>Kolejna cz&#281;&#347;&#263; prezentacji dotyczy specyfikacji Starshipa &#8211; potwierdzone zosta&#322;y znane nam ju&#380; wcze&#347;niej liczby odno&#347;nie liczby silnik&#243;w w SuperHeavy (33) czy maksymalnych, planowanych mo&#380;liwo&#347;ci orbitalnych (200 ton w wariancie statku-cysterny). Musk zaprezentowa&#322; te&#380; &#8211; zgodnie z przewidywaniami &#8211; silnik Raptor 2, wspominaj&#261;c, i&#380; koszt jego produkcji zosta&#322; zredukowany o 50%. </p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!FY8a!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F3e84c946-6bf9-4e67-9d9c-f970c9e99c0a_2030x1134.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!FY8a!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F3e84c946-6bf9-4e67-9d9c-f970c9e99c0a_2030x1134.jpeg 424w, https://substackcdn.com/image/fetch/$s_!FY8a!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F3e84c946-6bf9-4e67-9d9c-f970c9e99c0a_2030x1134.jpeg 848w, https://substackcdn.com/image/fetch/$s_!FY8a!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F3e84c946-6bf9-4e67-9d9c-f970c9e99c0a_2030x1134.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!FY8a!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F3e84c946-6bf9-4e67-9d9c-f970c9e99c0a_2030x1134.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!FY8a!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F3e84c946-6bf9-4e67-9d9c-f970c9e99c0a_2030x1134.jpeg" width="1456" height="813" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/3e84c946-6bf9-4e67-9d9c-f970c9e99c0a_2030x1134.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:813,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:300790,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!FY8a!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F3e84c946-6bf9-4e67-9d9c-f970c9e99c0a_2030x1134.jpeg 424w, https://substackcdn.com/image/fetch/$s_!FY8a!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F3e84c946-6bf9-4e67-9d9c-f970c9e99c0a_2030x1134.jpeg 848w, https://substackcdn.com/image/fetch/$s_!FY8a!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F3e84c946-6bf9-4e67-9d9c-f970c9e99c0a_2030x1134.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!FY8a!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F3e84c946-6bf9-4e67-9d9c-f970c9e99c0a_2030x1134.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption"><em>[&#378;r&#243;d&#322;o: SpaceX]</em></figcaption></figure></div><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><p>M&#243;wi&#261;c o rozwoju Starbase, Musk ponownie podzi&#281;kowa&#322; rezydentom za wsparcie dla dzia&#322;alno&#347;ci SpaceX, co spotka&#322;o si&#281; z entuzjastycznymi owacjami zebranych. S&#322;owa wdzi&#281;czno&#347;&#263; zosta&#322;y te&#380; skierowane do NASA &#8211; Musk podkre&#347;li&#322;, &#380;e wszyscy w SpaceX czuj&#261; si&#281; zaszczyceni zaufaniem, jakim obdarzy&#322;a ich agencja, powierzaj&#261;c firmie m.in. powr&#243;t cz&#322;owieka na Ksi&#281;&#380;yc. </p><p>Przy okazji kr&#243;tkiej wzmianki o nadchodz&#261;cych misjach Starshipa pad&#322;a sugestia, &#380;e niebawem powinni&#347;my spodziewa&#263; si&#281; &#8222;ekscytuj&#261;cych wie&#347;ci&#8221; dot. projektu #DearMoon <em>[o kt&#243;rym ostatnio rzeczywi&#347;cie nie by&#322;o wiele s&#322;ycha&#263;, mimo i&#380; przed kilkoma miesi&#261;cami sponsor misji go&#347;ci&#322; na ISS]</em>.</p><p>Wyst&#261;pienie zako&#324;czy&#322;a nowa, aspiracyjna <a href="https://www.youtube.com/watch?v=-Oox2w5sMcA">animacja</a>, przedstawiaj&#261;ca przysz&#322;y kosmodrom z dwiema platformami startowymi. W akompaniamencie wznios&#322;ej muzyki, za&#322;ogowy Starship startuje z jednej z nich, by nast&#281;pnie dokona&#263; orbitalnego transferu paliwa. Na kolejnym kadrze widzimy statek wchodz&#261;cy na orbit&#281; Marsa i l&#261;duj&#261;cy w s&#261;siedztwie wielotysi&#281;cznej, futurystycznej kolonii.</p><p>&#8222;Urzeczywistnijmy t&#281; wizj&#281;&#8221; &#8211; zaapelowa&#322; na zako&#324;czenie Musk, zapraszaj&#261;c do zadawania pyta&#324;. </p><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><div><hr></div><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><p>&#377;r&#243;d&#322;a bliskie SpaceX informuj&#261; od kilku tygodni (na prezentacji temat nie zosta&#322; poruszony), &#380;e testowany na przestrzeni ostatnich miesi&#281;cy booster nr 4 (B4), wbrew pocz&#261;tkowym zapowiedziom Muska i pomimo (pr&#243;bnej) instalacji 29 silnik&#243;w, <strong>nie zostanie </strong>wykorzystany do pierwszej pr&#243;by wyniesienia Starshipa.</p><p>Na podstawie obserwacji ostatnich wydarze&#324; mo&#380;na domniemywa&#263;, &#380;e decyzja ta podyktowana zosta&#322;a <strong>przynajmniej jednym, a prawdopodobnie kilkoma</strong> z nast&#281;puj&#261;cych czynnik&#243;w:</p><ul><li><p>testy B4 ujawni&#322;y istotne, strukturalne wady projektu, wyeliminowane ju&#380; w kolejnych prototypach;</p></li><li><p>usprawnienia wdro&#380;one mi&#281;dzy B4 a B7<a class="footnote-anchor" data-component-name="FootnoteAnchorToDOM" id="footnote-anchor-1" href="#footnote-1" target="_self">1</a> (czekaj&#261;cym obecnie na finalny monta&#380; w High Bay) s&#261; tak znacz&#261;ce, &#380;e dane z lotu B4 i tak nie by&#322;yby warto&#347;ciowe;</p></li><li><p>wyposa&#380;enie B7 w bardziej niezawodne (przynajmniej w za&#322;o&#380;eniu) Raptory 2 znacz&#261;co zwi&#281;ksza potencja&#322; na pe&#322;ny sukces dziewiczego lotu na orbit&#281;;</p></li><li><p>brak licencji startowej w po&#322;&#261;czeniu z tempem powstawania kolejnych prototyp&#243;w podwa&#380;a sens wykonywania testu z u&#380;yciem &#8222;starego&#8221; <em>hardware</em>, skoro si&#281;gni&#281;cie po nowo-powstaj&#261;ce statki nie jest przyczyn&#261; op&#243;&#378;nienia (to bowiem i tak wyst&#281;puje, determinowane innymi czynnikami).</p></li></ul><p>&#8207;&#8206; &#8207;&#8206; &#8206;</p><p>Swoista &#8222;ucieczka do przodu&#8221; (taktyka charakterystyczna dla Muska i  od pocz&#261;tku towarzysz&#261;ca rozwojowi SpaceX &#8211; wszak wczesne plany zak&#322;ada&#322;y lot na Marsa z wykorzystaniem kapsu&#322;y Dragon i rakiety Falcon Heavy, patrz misja Red Dragon) w postaci rezygnacji z &#8222;oblatywania&#8221; Raptor&#243;w w starszej wersji, czyli zastosowaniu we wszystkich nadchodz&#261;cych prototypach Raptor&#243;w 2, musi wi&#261;za&#263; si&#281; z op&#243;&#378;nieniem projektu wzgl&#281;dem plan&#243;w z roku 2021.</p><p>Pewn&#261; zagadk&#261; pozostaje, z kt&#243;rym statkiem sparowany zostanie booster nr 7.</p><p>Z jednej strony, trwaj&#261;ce (acz wznowione po d&#322;u&#380;szej przerwie) prace monta&#380;owe nad S22 sugeruj&#261; plany jego u&#380;ycia, z drugiej za&#347; &#8222;<strong>insajderzy&#8221; SpaceX podaj&#261;, &#380;e par&#261; dla B7 jest S24</strong>.</p><p>Czy&#380;by zatem S22 mia&#322; lecie&#263; na B8? Mo&#380;e na to po&#347;rednio wskazywa&#263; fakt, &#380;e zauwa&#380;one w Starbase elementy drzwi <em>cargo</em> mia&#322;y w&#322;a&#347;nie takie oznaczenie, aczkolwiek nie spos&#243;b te&#380; wykluczy&#263;, &#380;e ju&#380; pierwszy statek orbitalny wyposa&#380;ony b&#281;dzie w funkcjonaln&#261; &#322;adowni&#281;. Innym wyja&#347;nieniem mo&#380;e by&#263; zamiar przemianowania S22 na np. S25, by zachowa&#263; kolejno&#347;&#263; numeracji zgodn&#261; z chronologi&#261; start&#243;w. </p><p>Pojawia si&#281; te&#380; pytanie o los sko&#324;czonego ju&#380; S20 &#8211; tu mo&#380;liwo&#347;ci s&#261; w&#322;a&#347;ciwie dwie, tj. przedwczesna emerytura (jaka spotka&#322;a chocia&#380;by S16) lub suborbitalny test hipersoniczny, bez boostera. </p><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><p><strong>Kiedy wi&#281;c Starship mo&#380;e osi&#261;gn&#261;&#263; techniczn&#261; zdolno&#347;&#263; do wynoszenia &#322;adunk&#243;w?</strong> Zwa&#380;ywszy, &#380;e w pierwszej kolejno&#347;ci musimy zobaczy&#263;:</p><ul><li><p>kompleksowe testy &#8222;stopnia 0&#8221;, tj. dzia&#322;anie kluczowych system&#243;w infrastruktury naziemnej w po&#322;&#261;czeniu z oboma stopniami statku &#8211; przedtem stosown&#261; certyfikacj&#281; musz&#261; otrzyma&#263; nowe zbiorniki paliwa</p></li><li><p>kampani&#281; odpale&#324; statycznych Raptor&#243;w 2 na boosterze (najwcze&#347;niej b&#281;dzie to prawdopodobnie ko&#324;czony obecnie B7), w tym test synchronicznej pracy wszystkich silnik&#243;w jednocze&#347;nie na platformie orbitalnej (gaz niezb&#281;dny do uruchomienia zewn&#281;trznego pier&#347;cienia silnik&#243;w dostarczany jest przez platform&#281; &#8211; celem obni&#380;enia masy SuperHeavy, jedynie centralne silniki odpalane s&#261; przy zastosowaniu systemu zintegrowanego z boosterem)</p></li><li><p>konstrukcj&#281; i testy statku wyposa&#380;onego w funkcjonaln&#261; &#322;adowni&#281; <em>cargo</em> (otwierana cz&#281;&#347;&#263; dziobowa), kt&#243;rej pierwsze elementy mo&#380;na ju&#380; zauwa&#380;y&#263; w Starbase</p></li><li><p>i wreszcie udany lot &#8222;spisanego na straty&#8221;, pierwszego statku orbitalnego, kt&#243;ry po okr&#261;&#380;eniu Ziemi ma wodowa&#263; w Oceanie Spokojnym. </p></li></ul><p>&#8230;terminem realistycznym wydaje si&#281; <strong>I kwarta&#322; 2023 roku</strong>, przy dodatkowym za&#322;o&#380;eniu, &#380;e starty b&#281;d&#261; mog&#322;y odbywa&#263; si&#281; z Boca Chica w 2022 roku.</p><p>Za&#322;o&#380;enie to nie jest bynajmniej pozbawione ryzyka, poniewa&#380; za 17 dni up&#322;ywa, po <a href="https://texasbocachica.substack.com/p/spacex-z-ostatniej-chwili-faa-przesuwa">ostatnim przed&#322;u&#380;eniu</a>, wyznaczony przez Federaln&#261; Administracj&#281; Lotnictwa termin zako&#324;czenia oceny &#347;rodowiskowej dzia&#322;alno&#347;ci SpaceX w Boca Chica.</p><p>FAA mo&#380;e da&#263; &#8222;zielone &#347;wiat&#322;o&#8221; dla orbitalnych start&#243;w i tym samym dalszego rozwoju Starbase, ponownie odroczy&#263; wydanie decyzji (co nie by&#322;oby du&#380;ym zaskoczeniem) lub nakaza&#263; SpaceX przed&#322;o&#380;enie pe&#322;nego raportu wp&#322;ywu na &#347;rodowisko naturalne, co w praktyce oznacza&#322;oby zablokowanie test&#243;w po&#322;&#261;czonych stopni w Teksasie (w takim przypadku SpaceX przy&#347;pieszy prace nad platformami oceanicznymi oraz infrastruktur&#261; na Przyl&#261;dku Canaveral). </p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!StuI!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Feda9f292-f685-49f4-9551-c52e158faed9_2039x1067.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!StuI!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Feda9f292-f685-49f4-9551-c52e158faed9_2039x1067.jpeg 424w, https://substackcdn.com/image/fetch/$s_!StuI!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Feda9f292-f685-49f4-9551-c52e158faed9_2039x1067.jpeg 848w, https://substackcdn.com/image/fetch/$s_!StuI!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Feda9f292-f685-49f4-9551-c52e158faed9_2039x1067.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!StuI!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Feda9f292-f685-49f4-9551-c52e158faed9_2039x1067.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!StuI!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Feda9f292-f685-49f4-9551-c52e158faed9_2039x1067.jpeg" width="1456" height="762" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/eda9f292-f685-49f4-9551-c52e158faed9_2039x1067.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:762,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:645259,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!StuI!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Feda9f292-f685-49f4-9551-c52e158faed9_2039x1067.jpeg 424w, https://substackcdn.com/image/fetch/$s_!StuI!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Feda9f292-f685-49f4-9551-c52e158faed9_2039x1067.jpeg 848w, https://substackcdn.com/image/fetch/$s_!StuI!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Feda9f292-f685-49f4-9551-c52e158faed9_2039x1067.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!StuI!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Feda9f292-f685-49f4-9551-c52e158faed9_2039x1067.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Wizja artystyczna: 3 dodatkowe platformy startowe SpaceX na Przyl&#261;dku Canaveral. <em>[Jay DeShelter via Nasaspaceflight.com]</em></figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><p>Oficjalnym powodem ostatniego odroczenia decyzji by&#322;a bardzo du&#380;o ilo&#347;&#263; komentarzy publicznych, do kt&#243;rych FAA ma obowi&#261;zek si&#281; odnie&#347;&#263;.</p><p>Komentuj&#261;cy mogli przekazywa&#263; swoje opinie korespondencyjnie lub podczas dw&#243;ch publicznych wys&#322;ucha&#324; z u&#380;yciem platformy Zoom &#8211; g&#322;osy <strong>za</strong> oraz <strong>przeciw</strong> ekspansji SpaceX w Teksasie z obu sesji (kt&#243;re przes&#322;ucha&#322;em w ca&#322;o&#347;ci) <a href="https://cutt.ly/0OLeLbd">podsumowa&#322;em zwi&#281;&#378;le w poprzedniej aktualizacji</a>.</p><p>Je&#380;eli urz&#281;dnicy ameryka&#324;skiego regulatora dopatrz&#261; si&#281; zasadno&#347;ci w g&#322;osach krytyk&#243;w teksa&#324;skiego kosmodromu, <strong>mo&#380;e to oznacza&#263; brak start&#243;w pe&#322;nego zestawu (Starship na szczycie SuperHeavy) w tym roku.</strong></p><p>Taka sytuacja oznacza&#322;aby prawdopodobnie, i&#380; pierwszy test orbitalny odby&#322;by si&#281; na Florydzie &#8211; niewykluczone, &#380;e r&#243;wnolegle zosta&#322;by w Boca Chica przeprowadzony suborbitalny, hipersoniczny test Starshipa; mo&#380;na sobie te&#380; wyobrazi&#263; pr&#243;bne skoki samego boostera (na kilku silnikach, w ramach posiadanych ju&#380; pozwole&#324;), w celu kalibracji mechanizmu &#322;api&#261;cego wie&#380;y (zebrane dane mo&#380;na by wykorzysta&#263; przy budowie wie&#380;y na Przyl&#261;dku).</p><p>Niezale&#380;nie od procedur formalnych, przed in&#380;ynierami SpaceX wci&#261;&#380; le&#380;y wiele wyzwa&#324;, z kt&#243;rymi musz&#261; si&#281; oni upora&#263;. Pod najwi&#281;kszym znakiem zapytania stoi osi&#261;gni&#281;cie wystarczaj&#261;cego tempa produkcji silnik&#243;w bez uszczerbku na ich niezawodno&#347;ci. Jakkolwiek Raptor 2 jest bardzo znacz&#261;co zoptymalizowany w por&#243;wnaniu do swojego poprzednika, nie zosta&#322; jeszcze przetestowany w locie. </p><p>W swoim dzisiejszym wyst&#261;pieniu Musk dzieli&#322; si&#281; ekscytuj&#261;cymi wynikami nowych silnik&#243;w podczas &#8222;pr&#243;b wysi&#322;kowych&#8221;, kt&#243;re od paru miesi&#281;cy trwaj&#261; w o&#347;rodku McGregor (Teksas), gdzie SpaceX prowadzi R&amp;D. Wg jego zapewnie&#324;, Raptory 2 s&#261; w stanie stabilnie pracowa&#263; pod ci&#347;nieniem 300 atmosfer w komorze spalania (ponad 10% wi&#281;cej ni&#380; rosyjski RD-180, kt&#243;ry by&#322; pod tym wzgl&#281;dem rekordzist&#261;; poziom 300 atmosfer to r&#243;wnie&#380; 10% poni&#380;ej tego, co Raptor 2 osi&#261;ga&#322; na testach), co przek&#322;ada si&#281; na ponad 230 ton ci&#261;gu (oko&#322;o 45 ton wi&#281;cej ni&#380; Raptory pierwszej generacji).</p><p>&#8207;&#8206; &#8206;</p><blockquote><p><strong><code>Na marginesie</code></strong>&#8230;</p><p>Daj mi zna&#263; je&#347;li uwa&#380;asz, &#380;e powinienem po&#347;wi&#281;ci&#263; Raptorom dedykowany wpis, w kt&#243;rym bardziej szczeg&#243;&#322;owo zosta&#322;yby om&#243;wione aspekty in&#380;ynieryjnie silnika oraz zastosowane w drugiej generacji usprawnienia.</p><p></p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!SJJm!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2a45c615-8fdd-4b4f-bf39-3c707a9a7c9c_2112x1188.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!SJJm!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2a45c615-8fdd-4b4f-bf39-3c707a9a7c9c_2112x1188.jpeg 424w, https://substackcdn.com/image/fetch/$s_!SJJm!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2a45c615-8fdd-4b4f-bf39-3c707a9a7c9c_2112x1188.jpeg 848w, https://substackcdn.com/image/fetch/$s_!SJJm!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2a45c615-8fdd-4b4f-bf39-3c707a9a7c9c_2112x1188.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!SJJm!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2a45c615-8fdd-4b4f-bf39-3c707a9a7c9c_2112x1188.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!SJJm!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2a45c615-8fdd-4b4f-bf39-3c707a9a7c9c_2112x1188.jpeg" width="1456" height="819" 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https://substackcdn.com/image/fetch/$s_!SJJm!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2a45c615-8fdd-4b4f-bf39-3c707a9a7c9c_2112x1188.jpeg 848w, https://substackcdn.com/image/fetch/$s_!SJJm!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2a45c615-8fdd-4b4f-bf39-3c707a9a7c9c_2112x1188.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!SJJm!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2a45c615-8fdd-4b4f-bf39-3c707a9a7c9c_2112x1188.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Wizja artystyczna: silnik Raptor wykonany ze szk&#322;a. <em>[@AlexSvanArt via Twitter]</em></figcaption></figure></div></blockquote><p>&#8207;&#8206; &#8206;</p><p>&#8207;&#8206; &#8206;</p><p>To niew&#261;tpliwie imponuj&#261;cy post&#281;p, lecz otwartym pozostaje kwestia mo&#380;liwo&#347;ci produkcyjnych, pozwalaj&#261;cych na posiadanie kilku booster&#243;w (33 silniki w ka&#380;dym) &#8222;na s&#322;u&#380;bie&#8221; w tym samym czasie. Zapowiadane przez Muska tempo 1 silnika na dob&#281; to jedno, lecz jaki procent tych silnik&#243;w zostanie zakwalifikowany jako zdolny do lotu? </p><p>Przypomnijmy tu listopadowy list wewn&#281;trzny do pracownik&#243;w, w kt&#243;rym Musk zawar&#322; ostrze&#380;enie o &#8222;realnej gro&#378;bie bankructwa&#8221; SpaceX, je&#380;eli z ko&#324;cem tego roku firma nie b&#281;dzie dysponowa&#322;a systemem zdolnym do regularnych wyniesie&#324; satelit&#243;w Starlink (<a href="https://texasbocachica.substack.com/p/swiateczna-aktualizacja-z-boca-chica#:~:text=Nie%20obywa%20si%C4%99%20to%20jednak%20bez%20powa%C5%BCnych%20komplikacji">wi&#281;cej w moim artykule &#8220;&#346;wi&#261;teczna aktualizacja z Boca Chica&#8221;</a>). </p><p>Przez regularne rozumie&#263; nale&#380;y co najmniej kilkana&#347;cie start&#243;w Starshipa w 2023 roku &#8211; w przeciwnym razie mo&#380;e okaza&#263; si&#281; fizycznie niemo&#380;liwe nad&#261;&#380;enie za narzuconym tempem produkcji satelit&#243;w (inwestycje w linie produkcyjne zosta&#322;y ju&#380; poczynione), wynikaj&#261;cym z pozwole&#324; o jakie wnioskowa&#322;a firma, za&#347; wnioski te by&#322;y z kolei determinowane parametrami funkcjonowania samej us&#322;ugi. </p><p>Globalny internet Starlink, od kt&#243;rego abonamentowej sprzeda&#380;y Musk w znacznej mierze uzale&#380;nia finansowanie swoich marsja&#324;skich aspiracji, wymaga utworzenia na orbicie tzw. mega-konstelacji, sk&#322;adaj&#261;cej si&#281; z <strong>42 tys. satelit&#243;w </strong>(dla por&#243;wnania, w zesz&#322;ym tygodniu SpaceX przekroczy&#322; &#8222;dopiero&#8221; 2 tys. wyniesionych Starlink&#243;w, przy czym start ten okaza&#322; si&#281; wyj&#261;tkowo niefortunny, po tym jak 40 z 49 satelit&#243;w zosta&#322;o str&#261;conych z orbity za spraw&#261; burzy magnetycznej na S&#322;o&#324;cu &#8211; o naturze tego zjawiska pisa&#322;em <a href="https://texasbocachica.substack.com/p/promieniowanie-kosmiczne-a-podre/comments">w pierwszej cz&#281;&#347;ci cyklu edukacyjnego o promieniowaniu kosmicznym</a>). Jakkolwiek Falcon 9 &#347;wietnie sprawdza si&#281; w roli wo&#322;a roboczego przemys&#322;u kosmicznego (w tym roku F9 wyniesie na orbit&#281; oko&#322;o 70% globalnego tona&#380;u), nie jest w stanie sprosta&#263; takim oczekiwaniom &#8211; operacyjny Starship jest wi&#281;c <strong>konieczny</strong> do zapewnienia planowanej ekspansji systemu Starlink i tym samym uzyskania oczekiwanej rentowno&#347;ci przedsi&#281;wzi&#281;cia. </p><p>&#8206;&#8207;&#8206; &#8206;</p><div><hr></div><h4><strong>Z innych wie&#347;ci&#8230;</strong></h4><p></p><p>W styczniu SpaceX przyznany zosta&#322; warty 102 mln dolar&#243;w kontrakt na opracowanie Starshipa (aczkolwiek dokumentacja przetargu nie zawiera nazwy statku) w wersji transportowej Ziemia-Ziemia, mo&#380;liwego do wykorzystania przez si&#322;y zbrojne USA, oficjalnie w celu szybkiego dostarczenia sprz&#281;tu w ramach misji humanitarnych, np. w rejony dotkni&#281;te kl&#281;skami &#380;ywio&#322;owymi, w pobli&#380;u kt&#243;rych nie ma lotniska. Kto&#347; bardziej cyniczny m&#243;g&#322;by sobie pewnie wyobrazi&#263; inny pow&#243;d, dla kt&#243;rego Pentagon zainteresowany jest opcj&#261; dostarczania &gt;100 ton <em>cargo</em> w dowolne miejsce &#347;wiata w oko&#322;o p&#243;&#322; godziny, lecz nie jest to dobre miejsce na takie dywagacje;)  </p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!YMpR!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9599a18c-8394-419a-87de-55677afa8bf6_3840x2160.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!YMpR!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9599a18c-8394-419a-87de-55677afa8bf6_3840x2160.jpeg 424w, https://substackcdn.com/image/fetch/$s_!YMpR!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9599a18c-8394-419a-87de-55677afa8bf6_3840x2160.jpeg 848w, https://substackcdn.com/image/fetch/$s_!YMpR!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9599a18c-8394-419a-87de-55677afa8bf6_3840x2160.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!YMpR!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9599a18c-8394-419a-87de-55677afa8bf6_3840x2160.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!YMpR!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9599a18c-8394-419a-87de-55677afa8bf6_3840x2160.jpeg" width="1456" height="819" 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https://substackcdn.com/image/fetch/$s_!YMpR!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9599a18c-8394-419a-87de-55677afa8bf6_3840x2160.jpeg 848w, https://substackcdn.com/image/fetch/$s_!YMpR!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9599a18c-8394-419a-87de-55677afa8bf6_3840x2160.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!YMpR!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9599a18c-8394-419a-87de-55677afa8bf6_3840x2160.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p></p><p>&#8207;&#8206; &#8206;</p><div><hr></div><h4>Sesja Q&amp;A po konferencji &#8211; pytania do Muska od przedstawicieli medi&#243;w i lokalnej spo&#322;eczno&#347;ci: </h4><p></p><p><strong>Ile silnik&#243;w b&#281;dzie w Starshipie?</strong></p><p>Obecnie jest 6, jednak planujemy 9 (3 atmosferyczne i 6 zoptymalizowanych do pracy w pr&#243;&#380;ni). Statek z 9 silnikami b&#281;dzie wyd&#322;u&#380;ony<a class="footnote-anchor" data-component-name="FootnoteAnchorToDOM" id="footnote-anchor-2" href="#footnote-2" target="_self">2</a>. </p><p><strong>Jaki status prac na Florydzie?</strong></p><p>Trwa konstrukcja platformy startowej na terenie kompleksu 39A oraz kolejnej linii produkcyjnej Starshipa na Przyl&#261;dku. Dobrze jest dublowa&#263; takie rzeczy;) </p><p><strong>Jakiej decyzji FAA si&#281; spodziewasz, czy dysponujesz jakimi&#347; niepublicznymi informacjami? Poza tym, kiedy lot orbitalny? </strong></p><p>Nie mamy &#380;adnych przeciek&#243;w z wewn&#261;trz FAA. Orbita rzeczywi&#347;cie jest uzale&#380;niona od uzyskania licencji startowej, wi&#281;c czekamy na pozwolenie &#8211; mo&#380;e w marcu? </p><p><strong>Czy Starshipy b&#281;d&#261; lata&#263; z Teksasu na Przyl&#261;dek?</strong></p><p>Niewykluczone. Co ciekawe &#8211; istniej&#261; szacunki sugeruj&#261;ce, &#380;e Starship mo&#380;e okaza&#263; si&#281; w przysz&#322;o&#347;ci ekonomicznie uzasadnion&#261; opcj&#261; transportu mi&#281;dzy punktami na Ziemi; efektywno&#347;&#263; takiego systemu na najd&#322;u&#380;szych dystansach jest wy&#380;sza ni&#380; w przypadku samolot&#243;w. </p><p><strong>Jak por&#243;wna&#322;by&#347; finansowanie z przetarg&#243;w publicznych i od prywatnych inwestor&#243;w w bran&#380;y kosmicznej?</strong> </p><p>Patrz&#261;c obiektywnie na kwesti&#281; pieni&#281;dzy, SpaceX jest najbardziej efektywnym podmiotem w bran&#380;y w historii. We&#378;my Starshipa, kt&#243;rego osi&#261;gi b&#281;d&#261; ponad dwukrotnie lepsze od Saturna V, w dodatku przy pe&#322;nej zdolno&#347;ci do ponownego u&#380;ycia, a opracowanie tego systemu b&#281;dzie nas kosztowa&#322;o mi&#281;dzy 5 a 10% bud&#380;etu R&amp;D Saturna V<a class="footnote-anchor" data-component-name="FootnoteAnchorToDOM" id="footnote-anchor-3" href="#footnote-3" target="_self">3</a>. Co prawda Starship nie jest jeszcze sko&#324;czony, ale b&#281;dzie &#8211; planujemy osi&#261;gn&#261;&#263; orbit&#281; do ko&#324;ca tego roku. Bior&#261;c pod uwag&#281; wci&#261;&#380; optymalizowan&#261; produkcj&#281; Raptora 2, zamierzamy nied&#322;ugo wyposa&#380;a&#263; w silniki 1 booster SuperHeavy ka&#380;dego miesi&#261;ca &#8211; to poziom efektywno&#347;ci o rz&#281;dy wielko&#347;ci wyprzedzaj&#261;cy publiczne podmioty. </p><p><strong>Co w przypadku na&#322;o&#380;enia na SpaceX wymogu wykonania pe&#322;nego raportu &#347;rodowiskowego przed uzyskaniem licencji startowej?</strong> <strong>Dwa: jaki b&#281;dzie koszt wyniesie&#324; Starshipa dla kontrahent&#243;w?</strong> </p><p>Nie s&#261;dz&#281;, by tak si&#281; wydarzy&#322;o, gdy&#380; fakt jest taki, &#380;e wp&#322;yw naszych dzia&#322;a&#324; na &#347;rodowisko naturalne nie jest tak du&#380;y. Natomiast op&#243;&#378;nie&#324; w procedurach administracyjnych nale&#380;y si&#281; spodziewa&#263;. Dlatego rozwijamy r&#243;wnolegle infrastruktur&#281; na Przyl&#261;dku, kt&#243;ra mo&#380;e zast&#261;pi&#263; Starbase &#8211; je&#347;li starty orbitalne z Teksasu oka&#380;&#261; si&#281; formalnie niemo&#380;liwe, przy&#347;pieszymy prace w kompleksie 39A (gdzie stosowne pozwolenia otrzymali&#347;my ju&#380; lata temu). Mo&#380;e by&#263; on gotowy w ci&#261;gu 6-8 miesi&#281;cy. </p><p>W kwestii koszt&#243;w, b&#281;d&#261; one coraz mniejsze z up&#322;ywem czasu, wraz z rosn&#261;c&#261; skal&#261; &#8211; marginalny koszt spadnie poni&#380;ej 10 mln za start. Im wi&#281;cej start&#243;w, tym ni&#380;szy koszt ca&#322;kowity (koszty sta&#322;e s&#261; do&#347;&#263; wysokie). Mam jednak du&#380;e przekonanie co do s&#322;uszno&#347;ci naszych za&#322;o&#380;e&#324; projektowych. </p><p><strong>Kiedy planujesz tankowanie orbitalne i pierwsze misje komercyjne?</strong></p><p>Tankowanie &#8211; prawdopodobnie pod koniec 2023 roku. </p><p>Prowadzimy rozmowy z wieloma komercyjnymi podmiotami<a class="footnote-anchor" data-component-name="FootnoteAnchorToDOM" id="footnote-anchor-4" href="#footnote-4" target="_self">4</a>. </p><p>Trzeba sobie u&#347;wiadomi&#263;, &#380;e Starship reprezentuje trudny do wyobra&#380;enia prze&#322;om w mo&#380;liwo&#347;ciach dost&#281;powych do orbity. Historycznie mamy do czynienia z sytuacj&#261; analogiczn&#261; do pocz&#261;tk&#243;w awiacji &#8211; bardzo niewiele os&#243;b potrafi&#322;o sobie wtedy wyobrazi&#263; globalny przemys&#322; tanich lot&#243;w, dost&#281;pnych praktycznie dla ka&#380;dego. Pami&#281;tajmy, &#380;e wi&#281;kszo&#347;&#263; ludzi przemieszcza&#322;o si&#281; konno podczas pierwszego lotu braci Wright, dla nich skala zmian by&#322;a ogromna. Od egzotycznej maszyny zdolnej przelecie&#263; kilka metr&#243;w do dziesi&#261;tek tysi&#281;cy po&#322;&#261;cze&#324; lotniczych. Przysz&#322;e zastosowania dla Starshipa b&#281;d&#261; podobnie niezliczone. </p><p><strong>Co dalej ze Starbase w przypadku braku pozwolenia, zwijacie si&#281;?</strong></p><p>Nie, Teksas pozostanie dogodnym miejscem dla zaawansowanego R&amp;D, tu chcieliby&#347;my testowa&#263; nowe wersje silnik&#243;w, etc. Prawdopodobnie jednak wi&#281;kszo&#347;&#263; start&#243;w b&#281;dzie d&#322;ugofalowo z Florydy oraz z platform oceanicznych. [<a href="https://texasbocachica.substack.com/p/spacex-aktualizacja-z-boca-chica#:~:text=%C3%B3wcze%C5%9Bnie%20opisywa%C5%82%20Starshipa).-,Starty%20z%20wody,-W%20styczniu%20zosta%C5%82y">Phobos i Deimos</a>]</p><p><strong>Raptor 2 jest kluczowy dla przysz&#322;o&#347;ci projektu Starship &#8211; jakie usprawnienia zosta&#322;y w nim zaimplementowane i jakie s&#261; dalsze plany rozwoju silnika?</strong></p><p>Raptor 2 jest niemal ca&#322;kowicie przeprojektowany wzgl&#281;dem pierwszej generacji, komora spalania, dysze, turbopompy, awionika &#8211; wszystko zosta&#322;o usprawnione. Znacz&#261;co zredukowali&#347;my poziom z&#322;o&#380;ono&#347;ci, dzi&#281;ki czemu silnik jest bardziej solidny. Zoptymalizowali&#347;my proces produkcyjny i system sterowania. Nast&#281;pnym celem jest pozbycie si&#281; os&#322;on (redukcja masy) poprzez uczynienie silnika &#8222;ognioodpornym". Post&#281;p w zastosowanych materia&#322;ach i lepsza technologia produkcji pozwoli&#322;y obni&#380;y&#263; straty ci&#347;nienia przed g&#322;&#243;wn&#261; komor&#261;. </p><p><strong>Czy Starship docelowo zostanie wyposa&#380;ony w opcje ewakuacji? Czy pracujecie ju&#380; nad systemami podtrzymywania &#380;ycia w wariancie za&#322;ogowym?</strong> </p><p>Brak dedykowanego systemu ewakuacyjnego, niewykluczone osi&#261;gni&#281;cie mo&#380;liwo&#347;ci startu bezpo&#347;rednio z boostera ca&#322;ego statku w sytuacji awaryjnej (w tym celu statek nie by&#322;by tankowany do pe&#322;na dla uzyskania lepszego stosunku wagi do ci&#261;gu). </p><p>System podtrzymywania &#380;ycia dla kr&#243;tkich lot&#243;w za&#322;ogowych (np. na Ksi&#281;&#380;yc) mo&#380;e zosta&#263; przeskalowany z Dragona. W przypadku Marsa potrzeba zupe&#322;nie nowego, bardziej zaawansowanego systemu. Nie jest to jednak priorytet firmy na ten moment &#8211; na opracowanie system&#243;w pod k&#261;tem lot&#243;w mi&#281;dzyplanetarnych przyjdzie czas. </p><p><strong>Czy je&#347;li FAA </strong><em><strong>wyda</strong></em><strong> licencj&#281; w marcu, b&#281;dziecie gotowi &#8222;sprz&#281;towo&#8221; do pr&#243;by orbitalnej?</strong>  </p><p>Jeste&#347;my blisko pe&#322;nej gotowo&#347;ci &#8211; chcieliby&#347;my, by nasza gotowo&#347;&#263; zbieg&#322;a si&#281; z otrzymaniem licencji. </p><p><strong>Jaki status platform oceanicznych?</strong> </p><p>W ostatnie miesi&#261;ce skupiali&#347;my si&#281; na rozwoju infrastruktury naziemnej, ale do ko&#324;ca roku chcieliby&#347;my wyposa&#380;y&#263; jedn&#261; z platform w wie&#380;&#281;; kolejna wie&#380;a powstanie na Przyl&#261;dku. </p><p><strong>W imieniu lokalnej m&#322;odzie&#380;y chcia&#322;bym zapyta&#263; czy mo&#380;esz pojawi&#263; si&#281; na uroczysto&#347;ciach/paradzie w Brownsville?</strong> </p><p>Brzmi jak dobra zabawa, b&#281;d&#281;. [odp. udzielona po doprecyzowaniu daty]</p><p><strong>Czy problemy z tempem produkcji Raptora 2 zosta&#322;y ju&#380; rozwi&#261;zane?</strong> </p><p>Osobi&#347;cie nadzoruj&#281; produkcj&#281; Raptora 2 &#8211; nad tym g&#322;&#243;wnie pracuj&#281; obecnie, obok rozwi&#261;zania autonomicznej jazdy w Tesli. </p><p>Na ten moment, naszym najwi&#281;kszym wyzwaniem jest to, by silnik nie topi&#322; si&#281; od &#347;rodka &#8211; to wybitnie ci&#281;&#380;ka sprawa, zwa&#380;ywszy, &#380;e generuje on gigawat energii cieplnej, co jest por&#243;wnywalne z reaktorem atomowym. </p><p>Potrzebujemy ogromnych ilo&#347;ci kriogenicznego ch&#322;odziwa i naprawd&#281; zaawansowanych materia&#322;&#243;w, by komora spalania si&#281; nie stopi&#322;a. Jeste&#347;my jednak coraz bli&#380;ej opracowania skutecznych &#347;rodk&#243;w zaradczych. </p><p>Od maraca lini&#281; powinien opuszcza&#263; &#347;rednio 1 silnik dziennie. </p><p><strong>Jak pogodzicie w&#322;asne R&amp;D i napi&#281;ty harmonogram test&#243;w z oczekiwaniami NASA co do dostarczenia Starshipa w wersji l&#261;downika ksi&#281;&#380;ycowego (HLS)?</strong></p><p>Nie s&#261;dz&#281;, by wyst&#281;powa&#322; tu konflikt &#8211; b&#281;dziemy produkowa&#263; silniki i inne komponenty masowo, dodanie dedykowanych HLS modyfikacji nie powinno niczego zak&#322;&#243;ci&#263;. </p><p><strong>Ile start&#243;w b&#281;dzie niezb&#281;dnych do wykonania orbitalnego tankowania i jak szybko misje statk&#243;w-cystern maj&#261; nast&#281;powa&#263; po sobie?</strong></p><p>Cz&#281;stotliwo&#347;&#263; musi by&#263; wysoka, by zminimalizowa&#263; straty na parowaniu, prawdopodobnie cysterny startowa&#263; b&#281;d&#261; co kilka godzin. </p><p><strong>Na jakim etapie jest projekt wn&#281;trz za&#322;ogowych Starshipa, podobno ju&#380; od dawna pracuj&#261; nad tym projektanci oddelegowani z Tesli?</strong> </p><p>Nie jest to nasz priorytet, skupiamy si&#281; obecnie na odzyskaniu boostera i statku z orbity. G&#322;&#281;boko&#347;&#263; ziemskiej studni grawitacyjnej i g&#281;sto&#347;&#263; atmosfery czyni to zadanie bardzo trudnym, wymaga to naszej pe&#322;nej uwagi. </p><p><strong>Jako Teksa&#324;czyk jestem podekscytowany post&#281;pem, jakiego dokonujecie w Boca Chica, czy mo&#380;esz powiedzie&#263; co&#347; wi&#281;cej, jaka jest przewaga naszego stanu nad innymi miejscami w kraju?</strong> </p><p>Otrzymujemy wiele wsparcia od spo&#322;eczno&#347;ci. Nawarstwiaj&#261;ce si&#281; regulacje to cecha zorganizowanych spo&#322;ecze&#324;stw, ale bywaj&#261; one problemem w wielu miejscach &#8211; w Teksasie nie ma ich za du&#380;o.</p><p>[brawa] </p><p>&#8207;&#8206; &#8206;</p><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><blockquote><p><strong><code>Na marginesie&#8230;</code></strong></p><p>By zda&#263; rzeteln&#261; relacj&#281; z bie&#380;&#261;cych wydarze&#324; w Boca Chica, zapozna&#322;em si&#281; z wieloma angloj&#281;zycznymi &#378;r&#243;d&#322;ami, w tym z rz&#261;dowymi publikacjami, kt&#243;re w &#8222;wersji surowej&#8221; potrafi&#261; by&#263; do&#347;&#263; nudne;) &#8211; w ich analizie pomaga dobra kawa, dlatego je&#347;li chcesz zmotywowa&#263; mnie do czytania i tym samym przyczyni&#263; si&#281; do powstawania wysokiej jako&#347;ci tre&#347;ci, rozwa&#380; postawienie mi nast&#281;pnej fili&#380;anki:</p><h5><a href="http://buycoffee.to/texasbocachica">buycoffee.to/texasbocachica</a></h5><p>&#8207;&#8206; &#8206;</p><p><strong>Z g&#243;ry dzi&#281;kuj&#281;:)</strong></p><p>&#8207;&#8206; &#8206;</p><p><em>PS. Fundamentaln&#261; dla mnie spraw&#261; jest jednak, by pewna rzecz by&#322;a jasna: je&#347;li zastanawiasz si&#281; od czasu do czasu, czy sta&#263; Ci&#281; na latte z piank&#261;, czy mo&#380;e lepiej odm&#243;wi&#263; sobie wyj&#347;cia do kawiarni i zamiast tego op&#322;aci&#263; Netflix w terminie, akapit powy&#380;ej nie jest adresowany do Ciebie &#8211; nie chcia&#322;bym wywo&#322;a&#263; poczucia, &#380;e wywierana jest na Tobie jakakolwiek presja. Moje artyku&#322;y, w kt&#243;rych omawiam zagadnienia zwi&#261;zane z eksploracj&#261; kosmosu s&#261; i b&#281;d&#261; dost&#281;pne bezp&#322;atnie.</em></p><p><em>Je&#380;eli natomiast obce s&#261; Tobie dylematy z kategorii Netflix czy Starbucks, a chcesz doceni&#263; czas, jaki zosta&#322; w&#322;o&#380;ony w tworzenie dost&#281;pnych tu wpis&#243;w, link wy&#380;ej pozwoli Ci na sprezentowanie mi kawy BLIKiem lub w inny, preferowany spos&#243;b.</em> </p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!VYZ8!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5cf093e-a371-4e5d-874a-bb6403526712_1540x976.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!VYZ8!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5cf093e-a371-4e5d-874a-bb6403526712_1540x976.png 424w, https://substackcdn.com/image/fetch/$s_!VYZ8!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5cf093e-a371-4e5d-874a-bb6403526712_1540x976.png 848w, https://substackcdn.com/image/fetch/$s_!VYZ8!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5cf093e-a371-4e5d-874a-bb6403526712_1540x976.png 1272w, https://substackcdn.com/image/fetch/$s_!VYZ8!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5cf093e-a371-4e5d-874a-bb6403526712_1540x976.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!VYZ8!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5cf093e-a371-4e5d-874a-bb6403526712_1540x976.png" width="1456" height="923" 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https://substackcdn.com/image/fetch/$s_!VYZ8!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5cf093e-a371-4e5d-874a-bb6403526712_1540x976.png 848w, https://substackcdn.com/image/fetch/$s_!VYZ8!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5cf093e-a371-4e5d-874a-bb6403526712_1540x976.png 1272w, https://substackcdn.com/image/fetch/$s_!VYZ8!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5cf093e-a371-4e5d-874a-bb6403526712_1540x976.png 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div></blockquote><p>&#8207;&#8206; &#8206;</p><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><p></p><div class="footnote" data-component-name="FootnoteToDOM"><a id="footnote-1" href="#footnote-anchor-1" class="footnote-number" contenteditable="false" target="_self">1</a><div class="footnote-content"><p>Lista optymalizacji wydaje si&#281; by&#263; d&#322;uga &#8211; tylko z zewn&#261;trz widoczne s&#261; liczne zmiany w obr&#281;bie hydrauliki i elektryki; r&#243;&#380;nice s&#261; te&#380; dostrzegalne mi&#281;dzy B7 a B8 &#8211; jak informuje niestrudzenie dokumentuj&#261;ca post&#281;py prac Mary <em>aka</em> @BocaChicaGal, system &#322;&#261;czenia stopni w B8 zosta&#322; &#8222;odwr&#243;cony&#8221; wzgl&#281;dem poprzednich booster&#243;w, tj. &#8222;m&#281;skie&#8221; komponenty &#322;&#261;czenia po stronie boostera i &#8222;&#380;e&#324;skie&#8221; po stronie statku zosta&#322;y zamienione miejscami.</p></div></div><div class="footnote" data-component-name="FootnoteToDOM"><a id="footnote-2" href="#footnote-anchor-2" class="footnote-number" contenteditable="false" target="_self">2</a><div class="footnote-content"><p>M&#243;wi&#261;c o wyd&#322;u&#380;eniu Starshipa z 9 silnikami, Musk ma na my&#347;li umieszczenie w nim wi&#281;kszych zbiornik&#243;w paliwa i LOX, bez uszczerbku dla rozmiar&#243;w przestrzeni &#322;adunkowej. Prawdopodobnie nale&#380;y si&#281; spodziewa&#263; oko&#322;o 8 dodatkowych metr&#243;w: </p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!jQYD!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa0381b03-207d-4cbd-aace-3419369edf50_4584x3506.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!jQYD!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa0381b03-207d-4cbd-aace-3419369edf50_4584x3506.jpeg 424w, https://substackcdn.com/image/fetch/$s_!jQYD!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa0381b03-207d-4cbd-aace-3419369edf50_4584x3506.jpeg 848w, https://substackcdn.com/image/fetch/$s_!jQYD!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa0381b03-207d-4cbd-aace-3419369edf50_4584x3506.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!jQYD!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa0381b03-207d-4cbd-aace-3419369edf50_4584x3506.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!jQYD!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa0381b03-207d-4cbd-aace-3419369edf50_4584x3506.jpeg" width="1456" height="1114" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/a0381b03-207d-4cbd-aace-3419369edf50_4584x3506.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:1114,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:329407,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!jQYD!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa0381b03-207d-4cbd-aace-3419369edf50_4584x3506.jpeg 424w, https://substackcdn.com/image/fetch/$s_!jQYD!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa0381b03-207d-4cbd-aace-3419369edf50_4584x3506.jpeg 848w, https://substackcdn.com/image/fetch/$s_!jQYD!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa0381b03-207d-4cbd-aace-3419369edf50_4584x3506.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!jQYD!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa0381b03-207d-4cbd-aace-3419369edf50_4584x3506.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p><em><strong>Uwaga:</strong></em> by lepiej zrozumie&#263; praktyczny sens dodawania silnik&#243;w i zwi&#281;kszania zbiornik&#243;w, nale&#380;a&#322;oby zdefiniowa&#263; tu takie poj&#281;cia jak impuls w&#322;a&#347;ciwy (ISP), strata na skutek grawitacji czy stosunek ci&#261;gu do wagi (TWR) &#8211; te i inne terminy z zakresu mechaniki orbitalnej zamierzam przybli&#380;y&#263;, maksymalnie prostym j&#281;zykiem, w osobnym artykule. Je&#347;li ciekawi&#261; Ci&#281; te kwestie, <a href="https://texasbocachica.substack.com/subscribe?">dodaj sw&#243;j e-mail do listy subskrypcji</a>. </p></div></div><div class="footnote" data-component-name="FootnoteToDOM"><a id="footnote-3" href="#footnote-anchor-3" class="footnote-number" contenteditable="false" target="_self">3</a><div class="footnote-content"><p>Oko&#322;o 50 mld USD z uwzgl&#281;dnieniem inflacji. </p></div></div><div class="footnote" data-component-name="FootnoteToDOM"><a id="footnote-4" href="#footnote-anchor-4" class="footnote-number" contenteditable="false" target="_self">4</a><div class="footnote-content"><p>Jest prawdopodobne, &#380;e jednym z zainteresowanych prywatnym lotem za&#322;ogowym jest Jared Isaacman (goszcz&#261;cy ostatnio w Boca Chica, a nawet <a href="https://twitter.com/slickf16/status/1490100015972429824">przelatuj&#261;cy swoim my&#347;liwcem</a> pomi&#281;dzy &#8222;zaparkowanymi&#8221; Starshipami), multimiliarder i pomys&#322;odawca zrealizowanej ju&#380; misji Inspiration4, podczas kt&#243;rej czw&#243;rka astronaut&#243;w-amator&#243;w sp&#281;dzi&#322;a na orbicie Ziemi trzy doby w kapsule Dragon (<a href="https://flickr.com/photos/inspiration4photos/albums/72157719997171144">tu</a> album niesamowitych zdj&#281;&#263;, wykonanych przez za&#322;og&#281;). Pi&#281;cioodcinkowy serial dokumentalny, po&#347;wi&#281;cony temu wydarzeniu, mo&#380;na obejrze&#263; na Netflix (<a href="https://www.youtube.com/watch?v=D38W150h9a4">trailer</a>) &#8211; polecam.</p></div></div>]]></content:encoded></item><item><title><![CDATA[Promieniowanie kosmiczne a podróże międzyplanetarne]]></title><description><![CDATA[Cz&#281;&#347;&#263; trzecia om&#243;wienia: wst&#281;p do system&#243;w aktywnych i tarcza elektrostatyczna]]></description><link>https://texasbocachica.substack.com/p/promieniowanie-kosmiczne-a-podroze-d13</link><guid isPermaLink="false">https://texasbocachica.substack.com/p/promieniowanie-kosmiczne-a-podroze-d13</guid><dc:creator><![CDATA[Tex]]></dc:creator><pubDate>Mon, 31 Jan 2022 17:47:03 GMT</pubDate><enclosure url="https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/ec9d8388-271e-4cc0-947a-60e040278f13_1138x679.png" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p><em><strong>Uwaga dla czytaj&#261;cych w formie newslettera:</strong> obj&#281;to&#347;&#263; publikacji przekracza limit Gmaila (innych skrzynek mailowych zapewne te&#380;) &#8211; by poprawnie wy&#347;wietli&#263; tekst oraz wszystkie ilustracje, otw&#243;rz artyku&#322; <a href="https://texasbocachica.substack.com/">bezpo&#347;rednio na Substack</a>.</em></p><div><hr></div><h3>Wst&#281;p</h3><div><hr></div><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!GNx0!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F19f9291b-b6bc-4486-986c-70d1376f73e1_2238x1106.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!GNx0!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F19f9291b-b6bc-4486-986c-70d1376f73e1_2238x1106.png 424w, https://substackcdn.com/image/fetch/$s_!GNx0!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F19f9291b-b6bc-4486-986c-70d1376f73e1_2238x1106.png 848w, https://substackcdn.com/image/fetch/$s_!GNx0!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F19f9291b-b6bc-4486-986c-70d1376f73e1_2238x1106.png 1272w, https://substackcdn.com/image/fetch/$s_!GNx0!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F19f9291b-b6bc-4486-986c-70d1376f73e1_2238x1106.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!GNx0!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F19f9291b-b6bc-4486-986c-70d1376f73e1_2238x1106.png" width="1456" height="720" 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https://substackcdn.com/image/fetch/$s_!GNx0!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F19f9291b-b6bc-4486-986c-70d1376f73e1_2238x1106.png 848w, https://substackcdn.com/image/fetch/$s_!GNx0!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F19f9291b-b6bc-4486-986c-70d1376f73e1_2238x1106.png 1272w, https://substackcdn.com/image/fetch/$s_!GNx0!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F19f9291b-b6bc-4486-986c-70d1376f73e1_2238x1106.png 1456w" sizes="100vw" fetchpriority="high"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p>&#8207;&#8206; &#8206;</p><p>Ka&#380;dy entuzjasta naukowej fantastyki przyzna, &#380;e powy&#380;szy dialog brzmi lepiej, ni&#380; gdyby fraza pani kapitan brzmia&#322;a &#8222;opu&#347;ci&#263; stanowiska, chowamy si&#281; do &#322;azienek&#8221; (czemu akurat do &#322;azienek <a href="https://texasbocachica.substack.com/p/promieniowanie-kosmiczne-a-podroze">wyja&#347;niam w cz. II</a>). A co za tym idzie, je&#347;li prospekt relokacji do marsja&#324;skiej bazy ma by&#263; kiedy&#347; atrakcyjny dla szerokiego grona wysokiej klasy specjalist&#243;w (w&#347;r&#243;d kt&#243;rych, naturalnie, wyst&#281;puje nadreprezentacja <em>geek&#243;w</em>), to &#8211; jak wskazuj&#261; wszystkie powa&#380;ne badania<strong>*</strong> &#8211; statki przysz&#322;o&#347;ci powinny by&#263; mo&#380;liwie wiern&#261; reprezentacj&#261; wyobra&#380;e&#324; mi&#322;o&#347;nik&#243;w Star Treka o podr&#243;&#380;ach mi&#281;dzyplanetarnych. Tarcze w formie &#8222;pola si&#322;owego&#8221; s&#261; natomiast charakterystycznym atrybutem wszelkich, futurystycznych pojazd&#243;w kosmicznych.</p><h6><em>*nie ma takich bada&#324;</em></h6><p>&#8207;&#8206; &#8206;</p><p>Czy jednak takie koncepcje maj&#261; praktyczny sens w kontek&#347;cie ochrony pasa&#380;er&#243;w przed promieniowaniem? Na tak postawione pytanie mo&#380;na odpowiedzie&#263; wymijaj&#261;co, formu&#322;uj&#261;c niekontrowersyjny wniosek, &#380;e tarcze aktywne na pewno nie s&#261; <strong>niezb&#281;dne</strong>. </p><p>Pocz&#261;tkowo, za&#322;ogowe statki mi&#281;dzyplanetarne wyposa&#380;one b&#281;d&#261; jedynie w &#8222;prymitywne&#8221; schrony (przy czym <em>prymitywne</em> nie musi oznacza&#263; niekomfortowe, co zosta&#322;o uargumentowane oraz obszernie <a href="https://www.flickr.com/photos/194580829%40N02/albums/72157720226339059">zilustrowane</a> we wcze&#347;niejszym wpisie), os&#322;aniaj&#261;ce astronaut&#243;w przed potencjalnie gro&#378;nymi cz&#261;stkami &#8211; w przypadku np. misji na Marsa jest to w pe&#322;ni wystarczaj&#261;ce remedium na problem promieniowania. </p><p>W d&#322;u&#380;szej perspektywie jednak &#8211; cho&#263; ta mo&#380;e si&#281; teoretycznie skr&#243;ci&#263; do np. 30-40 lat, bior&#261;c pod uwag&#281; potencja&#322; rozwoju sektora <em>New Space</em> &#8211; tj. gdy ludzko&#347;&#263; zacznie zapuszcza&#263; si&#281; na coraz d&#322;u&#380;sze woja&#380;e, bardziej po&#380;&#261;danym rozwi&#261;zaniem mog&#261; si&#281; okaza&#263; systemy, zapewniaj&#261;ce sta&#322;&#261; ochron&#281; nie tylko wszystkich pok&#322;ad&#243;w statku, a nawet jego bezpo&#347;redniego otoczenia (np. instrumenty badawcze rozmieszczone na zewn&#261;trz, wszak precyzyjna elektronika podatna jest na &#8222;choroby popromienne&#8221; podobnie jak organizmy &#380;ywe). Tym bardziej, &#380;e poza podr&#243;&#380;ami od punktu A do B, mo&#380;na sobie wyobrazi&#263; orbitalne stacje-bazy, w kt&#243;rych mieszka&#324;cy b&#281;d&#261; sp&#281;dza&#263; d&#322;ugie lata (a pami&#281;tajmy, &#380;e ewentualne reperkusje zdrowotne promieniowania jonizuj&#261;cego oddalone s&#261; w czasie).</p><p>Otoczenie ca&#322;ej konstrukcji warstw&#261; pasywnego ekranowania to jedna z dr&#243;g, a nie spos&#243;b te&#380; wykluczy&#263; opracowania z czasem bardzo efektywnych w tej roli materia&#322;&#243;w. Teoretycznie, statek/stacja nie musi te&#380; mie&#263; okien &#8211; technologia ju&#380; dzi&#347; pozwala na zast&#261;pienie ich ekranami, przekazuj&#261;cymi obraz z rozmieszczonych na zewn&#261;trz kamer. Takie rozwi&#261;zanie jest obecnie powa&#380;nie rozwa&#380;ane <a href="https://www.youtube.com/watch?v=OblV7-0lUg8">nawet przez producent&#243;w samolot&#243;w</a>, gdy&#380; pozwala upro&#347;ci&#263; produkcj&#281; kad&#322;uba oraz zredukowa&#263; jego wag&#281; (oba te kryteria maj&#261; te&#380; kluczowe znaczenie dla zapowiadanej przez SpaceX, masowej produkcji Starshipa). Nie ulega w&#261;tpliwo&#347;ci, &#380;e potencja&#322; do usprawnie&#324; w kategorii ekranowania pasywnego jest du&#380;y i wyst&#281;powa&#263; b&#281;dzie jeszcze przez wiele lat. </p><p>Niestety, w samym za&#322;o&#380;eniu taki rodzaj ochrony daleki jest od idealnego. Pod wp&#322;ywem ci&#261;g&#322;ego &#8222;bombardowania&#8221; wysokoenergetycznymi cz&#261;stkami, w&#322;a&#347;ciwo&#347;ci ekranuj&#261;ce dowolnego materia&#322;u degeneruj&#261; si&#281; z czasem. Problem staje si&#281; tym istotniejszy, im d&#322;u&#380;ej statek pozostaje w przestrzeni mi&#281;dzyplanetarnej. W przysz&#322;o&#347;ci za&#347; nale&#380;y si&#281; spodziewa&#263; statk&#243;w, kt&#243;re po opuszczeniu &#8222;stoczni&#8221; nie l&#261;duj&#261; <em>nigdy</em> &#8211; dalej przybli&#380;am fizyczne podstawy technologii, jakie mog&#261; na tego typu jednostkach stanowi&#263; komplementarne uzupe&#322;nienie pasywnego ekranowania. </p><div><hr></div><h5>Wpis stanowi kontynuacj&#281; cyklu, w kt&#243;rym wyja&#347;niam natur&#281; zjawiska promieniowania kosmicznego oraz przybli&#380;am zwi&#261;zane z nim ryzyka dla lot&#243;w za&#322;ogowych poza pole magnetyczne Ziemi. Dla pe&#322;niejszego zrozumienia omawianych dalej kwestii, rekomenduj&#281; <a href="https://texasbocachica.substack.com/p/promieniowanie-kosmiczne-a-podre">przeczyta&#263;</a> najpierw poprzednie cz&#281;&#347;ci. </h5><div><hr></div><p>Wyr&#243;&#380;ni&#263; mo&#380;emy trzy, g&#322;&#243;wne rodzaje ekranowania aktywnego: <strong>elektrostatyczne, elektromagnetyczne </strong>(w przypadku kt&#243;rego nale&#380;y dodatkowo wyr&#243;&#380;ni&#263; pola ograniczone i nieograniczone/otwarte)<strong> </strong>oraz, najbli&#380;sze wyobra&#380;eniom rodem z s-f za spraw&#261; wizualnego podobie&#324;stwa do p&#243;l si&#322;owych, <strong>plazmowe</strong> (wymagaj&#261;ce najbardziej zaawansowanej technologii, le&#380;&#261;cej jednak w naszym zasi&#281;gu, zak&#322;adaj&#261;c finansowanie). </p><p>Te da si&#281; nast&#281;pnie dzieli&#263; na podkategorie i roztrz&#261;sa&#263; niuanse techniczne, lecz celem moich artyku&#322;&#243;w jest &#8222;zredukowanie&#8221; skomplikowanych zagadnie&#324; naukowych do mo&#380;liwie najbardziej przyst&#281;pnej, zrozumia&#322;ej dla laika i jednocze&#347;nie ciekawej formy, co jednak stanowi&#263; b&#281;dzie coraz wi&#281;ksze wyzwanie, gdy we&#378;miemy na tapet &#8222;dekonstrukcj&#281;&#8221; futurystycznych tarcz antyradiacyjnych. Dlatego cz&#281;&#347;&#263; detali zostanie z premedytacj&#261; pomini&#281;ta, za&#347; istnienie pewnych problem&#243;w jedynie zasygnalizuj&#281;, gdyby czytelnik &#380;yczy&#322; sobie zg&#322;&#281;bi&#263; je na w&#322;asn&#261; r&#281;k&#281; (subskrybentom s&#322;u&#380;&#281; literatur&#261; uzupe&#322;niaj&#261;c&#261;).</p><p>Ta cz&#281;&#347;&#263; po&#347;wi&#281;cona jest wy&#322;&#261;cznie tarczom elektrostatycznym &#8211; przygotujemy w ten spos&#243;b grunt pod por&#243;wnanie ich zalet i wad ze &#8222;sztucznymi&#8221; polami magnetycznymi oraz systemami opartymi na uwi&#281;zionej przez nie plazmie (cz&#281;&#347;&#263; czwarta niniejszego cyklu). </p><p>&#8207;&#8206; &#8206;</p><div><hr></div><h3>Tarcza elektrostatyczna</h3><div><hr></div><p>Pomys&#322; wydaje si&#281; banalny: umieszczone na statku generatory utrzymuj&#261; wok&#243;&#322; statku &#322;adunek elektryczny, kt&#243;ry odpycha na&#322;adowane cz&#261;stki promieniowania kosmicznego. Metoda dzia&#322;a wi&#281;c dok&#322;adnie odwrotnie, ni&#380; ten kot: </p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!7CRU!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F32426188-d39a-4756-b8cf-e637b9dc6b1d_1600x1585.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!7CRU!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F32426188-d39a-4756-b8cf-e637b9dc6b1d_1600x1585.jpeg 424w, https://substackcdn.com/image/fetch/$s_!7CRU!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F32426188-d39a-4756-b8cf-e637b9dc6b1d_1600x1585.jpeg 848w, https://substackcdn.com/image/fetch/$s_!7CRU!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F32426188-d39a-4756-b8cf-e637b9dc6b1d_1600x1585.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!7CRU!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F32426188-d39a-4756-b8cf-e637b9dc6b1d_1600x1585.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!7CRU!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F32426188-d39a-4756-b8cf-e637b9dc6b1d_1600x1585.jpeg" width="358" height="354.5576923076923" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/32426188-d39a-4756-b8cf-e637b9dc6b1d_1600x1585.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:1442,&quot;width&quot;:1456,&quot;resizeWidth&quot;:358,&quot;bytes&quot;:475915,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!7CRU!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F32426188-d39a-4756-b8cf-e637b9dc6b1d_1600x1585.jpeg 424w, https://substackcdn.com/image/fetch/$s_!7CRU!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F32426188-d39a-4756-b8cf-e637b9dc6b1d_1600x1585.jpeg 848w, https://substackcdn.com/image/fetch/$s_!7CRU!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F32426188-d39a-4756-b8cf-e637b9dc6b1d_1600x1585.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!7CRU!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F32426188-d39a-4756-b8cf-e637b9dc6b1d_1600x1585.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p>&#8207;&#8206; &#8206;</p><p>Gdyby Filemon<a class="footnote-anchor" data-component-name="FootnoteAnchorToDOM" id="footnote-anchor-1" href="#footnote-1" target="_self">1</a> na zdj&#281;ciu by&#322; statkiem kosmicznym, m&#243;g&#322;by po prostu zmieni&#263; sw&#243;j &#322;adunek elektryczny i przemierza&#263; bezkresne przestrzenie styropianowych kulek zupe&#322;nie bez szwanku. A gdyby &#322;adunek by&#322; odpowiednio silny, te wr&#281;cz usuwa&#322;yby si&#281; mu z drogi. </p><p>Analogicznie, je&#347;li zamierzeniem in&#380;ynier&#243;w by&#322;oby np. os&#322;oni&#263; astronaut&#243;w przed cz&#261;stkami GCR (promieniowanie docieraj&#261;ce do nas spoza Uk&#322;adu S&#322;onecznego &#8211; by dowiedzie&#263; si&#281; wi&#281;cej, przeczytaj poprzednie cz&#281;&#347;ci mojego cyklu o promieniowaniu kosmicznym) o energiach do 500 milion&#243;w elektronowolt&#243;w (MeV), wystarczy&#322;oby wygenerowa&#263; &#322;adunek o potencjale 500 megawolt&#243;w. Dodatkowo, cz&#261;stki o energiach wy&#380;szych zosta&#322;yby spowolnione przed uderzeniem w statek. W teorii brzmi wi&#281;c bardzo dobrze i nawet troch&#281; zbyt &#322;atwo.</p><p>W&#322;a&#347;ciwie, brzmi &#322;atwo nie tylko w teorii, poniewa&#380; mechanizm zosta&#322; z sukcesem (nawet wi&#281;kszym, ni&#380; si&#281; spodziewano) przetestowany ju&#380; p&#243;&#322; wieku temu na radzieckim satelicie Kosmos 605:</p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://inis.iaea.org/search/search.aspx?orig_q=RN:6212054" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!FKwR!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fe7b9e46c-3f8a-4603-8a67-880a9ec9bd34_1548x1016.jpeg 424w, https://substackcdn.com/image/fetch/$s_!FKwR!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fe7b9e46c-3f8a-4603-8a67-880a9ec9bd34_1548x1016.jpeg 848w, https://substackcdn.com/image/fetch/$s_!FKwR!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fe7b9e46c-3f8a-4603-8a67-880a9ec9bd34_1548x1016.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!FKwR!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fe7b9e46c-3f8a-4603-8a67-880a9ec9bd34_1548x1016.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!FKwR!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fe7b9e46c-3f8a-4603-8a67-880a9ec9bd34_1548x1016.jpeg" width="580" height="380.8241758241758" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/e7b9e46c-3f8a-4603-8a67-880a9ec9bd34_1548x1016.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:956,&quot;width&quot;:1456,&quot;resizeWidth&quot;:580,&quot;bytes&quot;:102909,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:&quot;https://inis.iaea.org/search/search.aspx?orig_q=RN:6212054&quot;,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!FKwR!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fe7b9e46c-3f8a-4603-8a67-880a9ec9bd34_1548x1016.jpeg 424w, https://substackcdn.com/image/fetch/$s_!FKwR!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fe7b9e46c-3f8a-4603-8a67-880a9ec9bd34_1548x1016.jpeg 848w, https://substackcdn.com/image/fetch/$s_!FKwR!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fe7b9e46c-3f8a-4603-8a67-880a9ec9bd34_1548x1016.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!FKwR!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fe7b9e46c-3f8a-4603-8a67-880a9ec9bd34_1548x1016.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption"><strong>Uwaga:</strong> obrazek jest hiper&#322;&#261;czem do pobrania pe&#322;nego pliku .pdf z opisem eksperymentu. Satelita Kosmos 605, zwany te&#380; Biokosmos 1, wyni&#243;s&#322; na orbit&#281; m.in. par&#281; tuzin&#243;w &#380;ywych szczur&#243;w i sze&#347;&#263; &#380;&#243;&#322;wi &#8211; dygresja ta ko&#324;czy udzia&#322; niespodziewanych zwierz&#261;t w artykule. </figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><p>Ale, jak &#322;atwo si&#281; domy&#347;le&#263;, istnieje haczyk &#8211; na GCR sk&#322;adaj&#261; si&#281; (w oko&#322;o 99%) protony i j&#261;dra atomowe (g&#322;&#243;wnie helu), czyli cz&#261;stki o &#322;adunku dodatnim. Tymczasem wiatr s&#322;oneczny obfituje te&#380; w elektrony &#8211; jakkolwiek mniej energetyczne, jest ich znacznie wi&#281;cej ni&#380; proton&#243;w GCR. </p><p>Otoczenie statku silnym polem dodatnim spowodowa&#322;oby, &#380;e odpychaj&#261;cy &#8222;efekt odwr&#243;conego kota&#8221; sprawdzi&#322;by si&#281; &#347;wietnie jako tarcza przed cz&#261;stkami GCR, lecz jednocze&#347;nie ujemnie na&#322;adowane elektrony by&#322;yby przyci&#261;gane i <strong>dodatkowo przy&#347;pieszane</strong> w naszym polu 500 MV, a&#380; do nieuchronnego zderzenia z kad&#322;ubem.</p><p>Co prawda, uderzaj&#261;cy w kad&#322;ub statku elektron, w przeciwie&#324;stwie do ci&#281;&#380;kich j&#261;der atomowych, nie jest w stanie przebi&#263; nawet cienkiego poszycia (brak mu si&#322;y penetruj&#261;cej), lecz w przyrodzie nic nie ginie &#8211; energia elektronu musi by&#263; zachowana, st&#261;d jego nag&#322;e zatrzymanie skutkuje emisj&#261; fotonu. Pod ci&#261;g&#322;ym bombardowaniem, kad&#322;ub szybko wi&#281;c zacz&#261;&#322;by promieniowa&#263; w zakresie rentgenowskim, czego praktycznym efektem by&#322;oby &#8222;ugotowanie&#8221; za&#322;ogi. Czyli znacznie gorzej, ni&#380; jakby pola &#8222;ochronnego&#8221; nie by&#322;o wcale&#8230; Naturalnie, kto&#347; m&#243;g&#322;by powiedzie&#263;, &#380;e emituj&#261;cy promienie X kad&#322;ub to jeszcze nie tragedia, poniewa&#380; mo&#380;na je stosunkowo &#322;atwo zablokowa&#263;. Nie po to jednak wyposa&#380;yli&#347;my w&#322;a&#347;nie statek w futurystyczn&#261; tarcz&#281; aktywn&#261;, by wykreowa&#263; konieczno&#347;&#263; r&#243;wnoleg&#322;ego, wielotonowego ekranowania przed promieniowaniem rentgenowskim. Tym bardziej, &#380;e przed uruchomieniem tarczy elektrony s&#322;onecznego pochodzenia nie stanowi&#322;y &#380;adnego zagro&#380;enia.</p><p>Podsumujmy zatem istot&#281; problemu: skuteczna tarcza elektrostatyczna to taka, kt&#243;ra nie przyci&#261;ga (nadaj&#261;c im przy tym wy&#380;szych energii) elektron&#243;w z ca&#322;ej okolicy wok&#243;&#322; statku i jednocze&#347;nie odpycha, nieoboj&#281;tne dla zdrowia astronaut&#243;w, dodatnie jony promieniowania kosmicznego. <strong>Czy da si&#281; zatem jednocze&#347;nie odpycha&#263; od statku cz&#261;stki o &#322;adunkach plus i minus? </strong></p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!wgy1!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa235e297-55c3-4681-a5c9-b7ce7ae1e133_1921x1080.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!wgy1!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa235e297-55c3-4681-a5c9-b7ce7ae1e133_1921x1080.jpeg 424w, https://substackcdn.com/image/fetch/$s_!wgy1!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa235e297-55c3-4681-a5c9-b7ce7ae1e133_1921x1080.jpeg 848w, https://substackcdn.com/image/fetch/$s_!wgy1!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa235e297-55c3-4681-a5c9-b7ce7ae1e133_1921x1080.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!wgy1!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa235e297-55c3-4681-a5c9-b7ce7ae1e133_1921x1080.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!wgy1!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa235e297-55c3-4681-a5c9-b7ce7ae1e133_1921x1080.jpeg" width="528" height="297" 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https://substackcdn.com/image/fetch/$s_!wgy1!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa235e297-55c3-4681-a5c9-b7ce7ae1e133_1921x1080.jpeg 848w, https://substackcdn.com/image/fetch/$s_!wgy1!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa235e297-55c3-4681-a5c9-b7ce7ae1e133_1921x1080.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!wgy1!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa235e297-55c3-4681-a5c9-b7ce7ae1e133_1921x1080.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p>Ot&#243;&#380; da si&#281;, cho&#263; tu sprawa si&#281; nieco komplikuje. W celu odpychania cz&#261;stek o przeciwnych &#322;adunkach, pole musi mie&#263; struktur&#281; &#8222;warstwow&#261;&#8221;, wielobiegunow&#261; &#8211; zadaniem zewn&#281;trznej &#8222;warstwy&#8221; jest wyczyszczenie bezpo&#347;redniego s&#261;siedztwa statku, otaczaj&#261;c go swoist&#261; &#8222;ba&#324;k&#261;&#8221; bez elektron&#243;w, by rozmieszczone bli&#380;ej statku bieguny dodatnie mog&#322;y nast&#281;pnie upora&#263; si&#281; z protonami. </p><p>&#8207;&#8206; &#8206;</p><h4>Budowa</h4><p>&#8207;&#8206; &#8206;</p><p>Najprostsz&#261; konfiguracj&#261;, kt&#243;ra spe&#322;nia powy&#380;sze wymagania jest tzw. kwadrupol liniowy.</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!KnIR!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb0b85405-2fe3-4068-a573-bea175730bdf_1920x1080.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!KnIR!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb0b85405-2fe3-4068-a573-bea175730bdf_1920x1080.jpeg 424w, https://substackcdn.com/image/fetch/$s_!KnIR!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb0b85405-2fe3-4068-a573-bea175730bdf_1920x1080.jpeg 848w, https://substackcdn.com/image/fetch/$s_!KnIR!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb0b85405-2fe3-4068-a573-bea175730bdf_1920x1080.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!KnIR!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb0b85405-2fe3-4068-a573-bea175730bdf_1920x1080.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!KnIR!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb0b85405-2fe3-4068-a573-bea175730bdf_1920x1080.jpeg" width="474" height="266.625" 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https://substackcdn.com/image/fetch/$s_!KnIR!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb0b85405-2fe3-4068-a573-bea175730bdf_1920x1080.jpeg 848w, https://substackcdn.com/image/fetch/$s_!KnIR!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb0b85405-2fe3-4068-a573-bea175730bdf_1920x1080.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!KnIR!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb0b85405-2fe3-4068-a573-bea175730bdf_1920x1080.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p>&#8207;&#8206; &#8206;</p><p>M&#243;g&#322;by on zosta&#263; tak &#8222;dostrojony&#8221;, by filtrowa&#263; wi&#281;kszo&#347;&#263; cz&#261;stek promieniowania kosmicznego na trajektoriach kolizyjnych. </p><p>Jest to mo&#380;liwe z uwagi na fortunn&#261;, pod tym wzgl&#281;dem, cech&#281; promieniowania kosmicznego, a mianowicie <strong>energetyczn&#261; asymetri&#281;</strong> mi&#281;dzy elektronami (niskie energie) i dodatnio na&#322;adowanymi cz&#261;stkami GCR (bardzo wysokie energie). </p><p>Obserwowany z oddali, statek generuje pole o w&#322;a&#347;ciwo&#347;ciach monopolu ujemnego &#8211; ca&#322;y uk&#322;ad jest te&#380; lekko &#8222;na minusie&#8221;. Nie dopuszcza ono elektron&#243;w w pobli&#380;e umieszczonego w centrum bieguna dodatniego (podkre&#347;lmy, &#380;e pole <strong>przy&#347;piesza</strong> jednocze&#347;nie cz&#261;stki GCR, jednak tylko minimalnie, tj. nie stanowi to istotnej r&#243;&#380;nicy dla ich energii, poniewa&#380; ta jest ju&#380; du&#380;a &#8222;na wej&#347;ciu&#8221;).</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!29JC!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff179671c-98c6-4ab4-96af-2b1c556b0e41_2233x1113.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" 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data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/f179671c-98c6-4ab4-96af-2b1c556b0e41_2233x1113.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:726,&quot;width&quot;:1456,&quot;resizeWidth&quot;:538,&quot;bytes&quot;:305990,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!29JC!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff179671c-98c6-4ab4-96af-2b1c556b0e41_2233x1113.jpeg 424w, https://substackcdn.com/image/fetch/$s_!29JC!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff179671c-98c6-4ab4-96af-2b1c556b0e41_2233x1113.jpeg 848w, https://substackcdn.com/image/fetch/$s_!29JC!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff179671c-98c6-4ab4-96af-2b1c556b0e41_2233x1113.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!29JC!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff179671c-98c6-4ab4-96af-2b1c556b0e41_2233x1113.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption"><em>The Feasibility of Multipole Electrostatic Radiation Shielding [Metzger et al., 2004]</em></figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><p>W zbli&#380;eniu wida&#263; jednak, &#380;e skoncentrowane pole dodatnie odchyla wszystkie protony<strong> poni&#380;ej danego poziomu energetycznego.</strong> Jak wiemy z poprzednich wpis&#243;w, pr&#243;by zatrzymania czy odchylenia <em>wszystkich</em> cz&#261;stek GCR s&#261; nierealistyczne &#8211; jest to prawd&#261; tak dla ekranowania pasywnego, jak aktywnego. Przypomnijmy, &#380;e z najbardziej energetycznymi protonami nie radzi sobie nawet pole magnetyczne S&#322;o&#324;ca, p&#243;&#378;niej Ziemi, a na ko&#324;cu i ca&#322;a atmosfera (&#380;eby przyj&#261;&#263; dawk&#281; promieniowania z centrum Drogi Mlecznej, wystarczy wybra&#263; si&#281; na spacer, najlepiej po g&#243;rach), wi&#281;c niekt&#243;re z nich przelec&#261; przez elektrostatyczn&#261; tarcz&#281; jakby jej nie by&#322;o. Nie zmienia to jednak faktu, &#380;e &#8222;odci&#281;cie&#8221; 80% proton&#243;w przek&#322;ada si&#281; na mniej-wi&#281;cej 5-krotn&#261; redukcj&#281; przyjmowanych przez za&#322;og&#281; dawek promieniowania. </p><p>Inne koncepcje struktury wielobiegunowej zak&#322;adaj&#261; otoczenie statku na&#322;adowanymi sferami (te mog&#322;yby by&#263; dos&#322;ownie nadmuchiwane) &#8211; im wy&#380;sza r&#243;&#380;nica potencja&#322;&#243;w, tym wi&#281;ksza odleg&#322;o&#347;&#263; konieczna jest do utrzymania ich relatywnych pozycji. </p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!nQ9i!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fd239dbcc-1a78-42c8-891a-9a3fc7ae2ae7_1795x1081.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!nQ9i!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fd239dbcc-1a78-42c8-891a-9a3fc7ae2ae7_1795x1081.jpeg 424w, https://substackcdn.com/image/fetch/$s_!nQ9i!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fd239dbcc-1a78-42c8-891a-9a3fc7ae2ae7_1795x1081.jpeg 848w, https://substackcdn.com/image/fetch/$s_!nQ9i!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fd239dbcc-1a78-42c8-891a-9a3fc7ae2ae7_1795x1081.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!nQ9i!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fd239dbcc-1a78-42c8-891a-9a3fc7ae2ae7_1795x1081.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!nQ9i!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fd239dbcc-1a78-42c8-891a-9a3fc7ae2ae7_1795x1081.jpeg" width="462" height="278.27884615384613" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/d239dbcc-1a78-42c8-891a-9a3fc7ae2ae7_1795x1081.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:877,&quot;width&quot;:1456,&quot;resizeWidth&quot;:462,&quot;bytes&quot;:372028,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!nQ9i!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fd239dbcc-1a78-42c8-891a-9a3fc7ae2ae7_1795x1081.jpeg 424w, https://substackcdn.com/image/fetch/$s_!nQ9i!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fd239dbcc-1a78-42c8-891a-9a3fc7ae2ae7_1795x1081.jpeg 848w, https://substackcdn.com/image/fetch/$s_!nQ9i!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fd239dbcc-1a78-42c8-891a-9a3fc7ae2ae7_1795x1081.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!nQ9i!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fd239dbcc-1a78-42c8-891a-9a3fc7ae2ae7_1795x1081.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p>&#8207;&#8206; &#8206;</p><p>Rysunek ni&#380;ej przedstawia jedn&#261; z potencjalnie mo&#380;liwych konfiguracji &#8211; centralny obszar o &#347;rednicy 40 metr&#243;w chroniony jest przez 12 sfer, o &#322;adunkach +300 MV i -300 MV. Ca&#322;kowita &#347;rednica uk&#322;adu wynosi 320 metr&#243;w<a class="footnote-anchor" data-component-name="FootnoteAnchorToDOM" id="footnote-anchor-2" href="#footnote-2" target="_self">2</a>.</p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!BwwU!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa80f19ac-5583-494b-a7e5-18049b89e278_1540x1220.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!BwwU!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa80f19ac-5583-494b-a7e5-18049b89e278_1540x1220.png 424w, https://substackcdn.com/image/fetch/$s_!BwwU!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa80f19ac-5583-494b-a7e5-18049b89e278_1540x1220.png 848w, https://substackcdn.com/image/fetch/$s_!BwwU!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa80f19ac-5583-494b-a7e5-18049b89e278_1540x1220.png 1272w, https://substackcdn.com/image/fetch/$s_!BwwU!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa80f19ac-5583-494b-a7e5-18049b89e278_1540x1220.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!BwwU!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa80f19ac-5583-494b-a7e5-18049b89e278_1540x1220.png" width="526" height="416.5370879120879" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/a80f19ac-5583-494b-a7e5-18049b89e278_1540x1220.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:1153,&quot;width&quot;:1456,&quot;resizeWidth&quot;:526,&quot;bytes&quot;:167269,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!BwwU!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa80f19ac-5583-494b-a7e5-18049b89e278_1540x1220.png 424w, https://substackcdn.com/image/fetch/$s_!BwwU!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa80f19ac-5583-494b-a7e5-18049b89e278_1540x1220.png 848w, https://substackcdn.com/image/fetch/$s_!BwwU!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa80f19ac-5583-494b-a7e5-18049b89e278_1540x1220.png 1272w, https://substackcdn.com/image/fetch/$s_!BwwU!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa80f19ac-5583-494b-a7e5-18049b89e278_1540x1220.png 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption"><em>Electrostatic Active Radiation Shielding &#8211; Revisited [Wilson et al., 2006]</em></figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><p>Co wa&#380;ne jednak, cz&#261;stki o energiach przewy&#380;szaj&#261;cych warto&#347;&#263; pola, zostan&#261; przez nie spowolnione, <strong>czyni&#261;c zastosowane na statku ekranowanie pasywne (jak omawiany szczeg&#243;&#322;owo w drugiej cz&#281;&#347;ci cyklu o promieniowaniu p&#322;aszcz wodny) bardziej skutecznym.</strong></p><p>Przyk&#322;adowo, dla zobrazowanej wy&#380;ej konfiguracji (300 MV), cz&#261;stka o pocz&#261;tkowej energii kinetycznej 6 GeV uderzy&#322;aby w statek z energia 5,7 GeV (5% r&#243;&#380;nicy &#8211; rzecz jasna, <strong>procentowy</strong> poziom redukcji jest tym wi&#281;kszy, im mniejsza r&#243;&#380;nica mi&#281;dzy &#322;adunkiem pola a energi&#261; cz&#261;stki penetruj&#261;cej). Pod tym wzgl&#281;dem, tarcza elektrostatyczna mo&#380;e jawi&#263; si&#281; jako przysz&#322;o&#347;ciowe rozwi&#261;zanie uzupe&#322;niaj&#261;ce w du&#380;ych jednostkach. <strong>System&#243;w aktywnych nie powinni&#347;my bowiem rozpatrywa&#263; jako alternatywy </strong><em><strong>zast&#281;puj&#261;cej</strong></em><strong> ekranowanie pasywne, lecz jako pierwsz&#261; lini&#281; obrony, kt&#243;ra &#8222;odci&#261;&#380;a&#8221; poszycie statku.</strong> </p><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><blockquote><p><strong><code>Na marginesie&#8230;</code></strong></p><p>Czytaj&#261;c o ogromnych statkach, wyposa&#380;onych w generatory p&#243;l elektrostatycznych czy elektromagnetycznych, wyobra&#380;a&#263; trzeba sobie konstrukcje montowane na orbicie i niezdolne do ponownego wej&#347;cia w atmosfer&#281;. Takie jeszcze-hipotetyczne, nigdy-nie-l&#261;duj&#261;ce statki zwane s&#261; cyklerami (ang. <em>cycler</em>, cho&#263; brak og&#243;lnie przyj&#281;tego, polskiego odpowiednika terminu).</p><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!eZF8!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb10b63b3-591f-474c-870d-8e28311fc14d_1869x1031.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!eZF8!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb10b63b3-591f-474c-870d-8e28311fc14d_1869x1031.png 424w, https://substackcdn.com/image/fetch/$s_!eZF8!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb10b63b3-591f-474c-870d-8e28311fc14d_1869x1031.png 848w, https://substackcdn.com/image/fetch/$s_!eZF8!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb10b63b3-591f-474c-870d-8e28311fc14d_1869x1031.png 1272w, https://substackcdn.com/image/fetch/$s_!eZF8!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb10b63b3-591f-474c-870d-8e28311fc14d_1869x1031.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!eZF8!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb10b63b3-591f-474c-870d-8e28311fc14d_1869x1031.png" width="1456" height="803" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/b10b63b3-591f-474c-870d-8e28311fc14d_1869x1031.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:803,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:192696,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!eZF8!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb10b63b3-591f-474c-870d-8e28311fc14d_1869x1031.png 424w, https://substackcdn.com/image/fetch/$s_!eZF8!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb10b63b3-591f-474c-870d-8e28311fc14d_1869x1031.png 848w, https://substackcdn.com/image/fetch/$s_!eZF8!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb10b63b3-591f-474c-870d-8e28311fc14d_1869x1031.png 1272w, https://substackcdn.com/image/fetch/$s_!eZF8!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb10b63b3-591f-474c-870d-8e28311fc14d_1869x1031.png 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Wizja artystyczna: cykler utworzony z dw&#243;ch Starship&#243;w, po&#322;&#261;czonych wyniesionym odr&#281;bnie hubem z portami do dokowania. </figcaption></figure></div><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><p>Poruszaj&#261; si&#281; one po stabilnej orbicie, &#8222;zahaczaj&#261;c&#8221; cyklicznie o dwa wybrane cia&#322;a niebieskie (np. Ziemia-Mars) i pozostaj&#261;c w ich s&#261;siedztwie jedynie na kr&#243;tki czas przelotu, kt&#243;ry umo&#380;liwia &#8222;przesiadk&#281;&#8221; na mniejsze jednostki, kursuj&#261;ce na linii planeta-cykler. </p><p>G&#322;&#243;wn&#261; zalet&#261; koncepcji jest praktyczny brak ogranicze&#324; co do masy i rozmiar&#243;w statku &#8211; o cyklerach mo&#380;na wi&#281;c my&#347;le&#263; jako kosmicznych odpowiednikach luksusowych transatlantyk&#243;w, w permanentnym rejsie mi&#281;dzyplanetarnym. </p><p><strong>Idei cykler&#243;w oraz ich mechanice orbitalnej po&#347;wi&#281;cony zostanie osobny wpis. Dodaj sw&#243;j e-mail do listy subskrybcji, je&#347;li nie chcesz go przegapi&#263;.</strong></p><p class="button-wrapper" data-attrs="{&quot;url&quot;:&quot;https://texasbocachica.substack.com/subscribe?&quot;,&quot;text&quot;:&quot;Subscribe now&quot;,&quot;action&quot;:null,&quot;class&quot;:null}" data-component-name="ButtonCreateButton"><a class="button primary" href="https://texasbocachica.substack.com/subscribe?"><span>Subscribe now</span></a></p><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><div class="captioned-button-wrap" data-attrs="{&quot;url&quot;:&quot;https://texasbocachica.substack.com/p/promieniowanie-kosmiczne-a-podroze-d13?utm_source=substack&utm_medium=email&utm_content=share&action=share&quot;,&quot;text&quot;:&quot;Share&quot;}" data-component-name="CaptionedButtonToDOM"><div class="preamble"><p class="cta-caption">Uwa&#380;asz moje artyku&#322;y za warto&#347;ciowe? Powiadom innych o ich istnieniu:)</p></div><p class="button-wrapper" data-attrs="{&quot;url&quot;:&quot;https://texasbocachica.substack.com/p/promieniowanie-kosmiczne-a-podroze-d13?utm_source=substack&utm_medium=email&utm_content=share&action=share&quot;,&quot;text&quot;:&quot;Share&quot;}" data-component-name="ButtonCreateButton"><a class="button primary" href="https://texasbocachica.substack.com/p/promieniowanie-kosmiczne-a-podroze-d13?utm_source=substack&utm_medium=email&utm_content=share&action=share"><span>Share</span></a></p></div></blockquote><p></p><p>&#8207;&#8206; &#8206;</p><h4>Wyzwania</h4><p>&#8207;&#8206; &#8206;</p><p>Od strony technologicznej, wyzwania to m.in. maksymalne, mo&#380;liwe do osi&#261;gni&#281;cia napi&#281;cie dla danej wielko&#347;ci uk&#322;adu oraz zadbanie, by promieniowanie UV ze S&#322;o&#324;ca nie roz&#322;adowywa&#322;o zewn&#281;trznej &#8222;warstwy&#8221; tarczy, poprzez &#8222;wybijanie&#8221; z niej elektron&#243;w. Dodatkow&#261; komplikacj&#261; w systemach z&#322;o&#380;onych z oddzielnych sfer jest aspekt ich wzajemnego pozycjonowania &#8211; logicznym rozwi&#261;zaniem wydaj&#261; si&#281; elektryczne silniki jonowe (z ich pomoc&#261; ustawiaj&#261; si&#281; na docelowych orbitach m.in. satelity Starlink), lecz tu pojawia si&#281; pewien szkopu&#322;: zasada dzia&#322;ania takich silnik&#243;w opiera si&#281; na znacznie mniejszej r&#243;&#380;nicy potencja&#322;&#243;w ni&#380; wyst&#281;powa&#322;aby w obr&#281;bie tarczy (kilowolty vs megawolty). Oznacza to, &#380;e aktywna tarcza niwelowa&#322;aby wytwarzany przez silniki ci&#261;g. Zdecydowanie nie jest to jednak problem bez wyj&#347;cia &#8211; w ostateczno&#347;ci, mo&#380;na po prostu wy&#322;&#261;cza&#263; tarcz&#281; na czas dokonywania korekt w umiejscowieniu jej komponent&#243;w sk&#322;adowych czy manewr&#243;w statku.</p><p>Natomiast ewidentnym mankamentem jest w tym przypadku to, i&#380; elektrostatyczna tarcza nie pe&#322;ni &#380;adnej, komplementarnej do ochrony przed promieniowaniem funkcji. Tak, jak przewaga H2O nad innymi formami ekranowania pasywnego wynika z faktu, &#380;e woda na statku <strong>i tak by&#263; musi</strong> (ochrona przed promieniowaniem jest wi&#281;c w praktyce niemal&#380;e &#8222;bezwagowa&#8221;), systemy aktywne &#8211; wa&#380;&#261;ce bardzo du&#380;o &#8211; powinny, optymalnie, by&#263; mo&#380;liwe do wykorzystania nie tylko jako tarcze. W przeciwnym wypadku nasuwa si&#281; naturalne pytanie, czy zwi&#281;kszanie masy statku o wag&#281; ca&#322;ej instalacji ma w og&#243;le sens &#8211; zw&#322;aszcza, &#380;e mas&#281; t&#281; mo&#380;na wykorzysta&#263; chocia&#380;by do zwi&#281;kszenia grubo&#347;ci bardziej &#8222;przyziemnych&#8221; rodzaj&#243;w os&#322;on, np. zabieraj&#261;c dodatkowe zapasy wody. </p><p>Istniej&#261; r&#243;wnie&#380; pewne (niepotwierdzone) w&#261;tpliwo&#347;ci, dotycz&#261;ce d&#322;ugofalowego pozostawania cz&#322;owieka pod wp&#322;ywem silnego pola elektrostatycznego. Jakkolwiek zagadnienie wymaga dalszych bada&#324;, prawdopodobnie, w ramach profilaktyki, statek musia&#322;by zosta&#263; wyposa&#380;ony w co&#347; na kszta&#322;t &#8222;kosmicznej klatki Faradaya&#8221;.</p><p>Dla formalno&#347;ci mo&#380;na te&#380; wspomnie&#263;, i&#380; na cz&#261;stki neutralne elektrycznie, opisany system nie dzia&#322;a wcale (st&#261;d ekranowanie pasywne nie zostaje zast&#261;pione). </p><p>&#8207;&#8206; &#8206;</p><h4>Konkluzje</h4><p>&#8207;&#8206; &#8206;</p><p>Idealne jest jednak wrogiem dobrego, a ochrona przed mniej energetycznym promieniowaniem (wiatr s&#322;oneczny) r&#243;wnie&#380; jest wskazana &#8211; zw&#322;aszcza w miejscach, w kt&#243;rych ludzie mieliby przebywa&#263; w spos&#243;b ci&#261;g&#322;y. Wykorzystanie w&#322;a&#347;ciwo&#347;ci pola elektrostatycznego jest wi&#281;c rozwa&#380;ane w koncepcjach baz ksi&#281;&#380;ycowych, gdzie rozmiary instalacji oraz sta&#322;e &#378;r&#243;d&#322;o pr&#261;du nie stanowi&#261; du&#380;ego problemu. Niskie r&#243;&#380;nice potencja&#322;&#243;w (zorientowane bardziej na ochron&#281; przed wp&#322;ywem S&#322;o&#324;ca ni&#380; promieniowania galaktycznego) pozwalaj&#261; rozmie&#347;ci&#263; sfery blisko siebie<a class="footnote-anchor" data-component-name="FootnoteAnchorToDOM" id="footnote-anchor-3" href="#footnote-3" target="_self">3</a>, za&#347; w przypadku stacjonarnej bazy mo&#380;liwa jest te&#380; modu&#322;owa rozbudowa systemu. </p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!jMdB!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0126079a-a4a9-432a-b7f7-a24790e88321_1594x1272.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!jMdB!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0126079a-a4a9-432a-b7f7-a24790e88321_1594x1272.png 424w, https://substackcdn.com/image/fetch/$s_!jMdB!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0126079a-a4a9-432a-b7f7-a24790e88321_1594x1272.png 848w, https://substackcdn.com/image/fetch/$s_!jMdB!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0126079a-a4a9-432a-b7f7-a24790e88321_1594x1272.png 1272w, https://substackcdn.com/image/fetch/$s_!jMdB!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0126079a-a4a9-432a-b7f7-a24790e88321_1594x1272.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!jMdB!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0126079a-a4a9-432a-b7f7-a24790e88321_1594x1272.png" width="526" height="419.78846153846155" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/0126079a-a4a9-432a-b7f7-a24790e88321_1594x1272.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:1162,&quot;width&quot;:1456,&quot;resizeWidth&quot;:526,&quot;bytes&quot;:1226146,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!jMdB!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0126079a-a4a9-432a-b7f7-a24790e88321_1594x1272.png 424w, https://substackcdn.com/image/fetch/$s_!jMdB!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0126079a-a4a9-432a-b7f7-a24790e88321_1594x1272.png 848w, https://substackcdn.com/image/fetch/$s_!jMdB!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0126079a-a4a9-432a-b7f7-a24790e88321_1594x1272.png 1272w, https://substackcdn.com/image/fetch/$s_!jMdB!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0126079a-a4a9-432a-b7f7-a24790e88321_1594x1272.png 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Wizja artystyczna. <em>[Marvin Tatum]</em></figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!Mk_e!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fef273118-b4dc-4039-a20e-13f876fe78d9_1594x1234.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!Mk_e!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fef273118-b4dc-4039-a20e-13f876fe78d9_1594x1234.png 424w, https://substackcdn.com/image/fetch/$s_!Mk_e!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fef273118-b4dc-4039-a20e-13f876fe78d9_1594x1234.png 848w, https://substackcdn.com/image/fetch/$s_!Mk_e!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fef273118-b4dc-4039-a20e-13f876fe78d9_1594x1234.png 1272w, https://substackcdn.com/image/fetch/$s_!Mk_e!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fef273118-b4dc-4039-a20e-13f876fe78d9_1594x1234.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!Mk_e!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fef273118-b4dc-4039-a20e-13f876fe78d9_1594x1234.png" width="524" height="405.59615384615387" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/ef273118-b4dc-4039-a20e-13f876fe78d9_1594x1234.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:1127,&quot;width&quot;:1456,&quot;resizeWidth&quot;:524,&quot;bytes&quot;:566584,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!Mk_e!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fef273118-b4dc-4039-a20e-13f876fe78d9_1594x1234.png 424w, https://substackcdn.com/image/fetch/$s_!Mk_e!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fef273118-b4dc-4039-a20e-13f876fe78d9_1594x1234.png 848w, https://substackcdn.com/image/fetch/$s_!Mk_e!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fef273118-b4dc-4039-a20e-13f876fe78d9_1594x1234.png 1272w, https://substackcdn.com/image/fetch/$s_!Mk_e!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fef273118-b4dc-4039-a20e-13f876fe78d9_1594x1234.png 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!H0kO!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fe4cff872-1808-4b94-a299-cb2eda6ba2fc_1366x1094.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!H0kO!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fe4cff872-1808-4b94-a299-cb2eda6ba2fc_1366x1094.png 424w, https://substackcdn.com/image/fetch/$s_!H0kO!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fe4cff872-1808-4b94-a299-cb2eda6ba2fc_1366x1094.png 848w, https://substackcdn.com/image/fetch/$s_!H0kO!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fe4cff872-1808-4b94-a299-cb2eda6ba2fc_1366x1094.png 1272w, https://substackcdn.com/image/fetch/$s_!H0kO!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fe4cff872-1808-4b94-a299-cb2eda6ba2fc_1366x1094.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!H0kO!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fe4cff872-1808-4b94-a299-cb2eda6ba2fc_1366x1094.png" width="530" height="424.4655929721815" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/e4cff872-1808-4b94-a299-cb2eda6ba2fc_1366x1094.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:1094,&quot;width&quot;:1366,&quot;resizeWidth&quot;:530,&quot;bytes&quot;:680195,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!H0kO!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fe4cff872-1808-4b94-a299-cb2eda6ba2fc_1366x1094.png 424w, https://substackcdn.com/image/fetch/$s_!H0kO!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fe4cff872-1808-4b94-a299-cb2eda6ba2fc_1366x1094.png 848w, https://substackcdn.com/image/fetch/$s_!H0kO!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fe4cff872-1808-4b94-a299-cb2eda6ba2fc_1366x1094.png 1272w, https://substackcdn.com/image/fetch/$s_!H0kO!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fe4cff872-1808-4b94-a299-cb2eda6ba2fc_1366x1094.png 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Symulacja komputerowa cz&#261;stek promieniowania s&#322;onecznego dla koncepcji tarczy, z&#322;o&#380;onej z 10 sfer - czerwonymi punktami zaznaczone zosta&#322;y elektrony, niebieskimi protony. <em>Analysis of a Lunar Base Electrostatic Radiation Shield Concept [Buhler, 2004]</em></figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><p>Odnotujmy, &#380;e skuteczna ochrona bazy lunarnej przed SPE ma wi&#281;ksze znaczenie ni&#380; habitat&#243;w na Marsie, z uwagi na brak atmosfery. Ksi&#281;&#380;yc oferuje przy tym mniej opcji wykorzystania rze&#378;by terenu. Oczywi&#347;cie, w najbli&#380;szej przysz&#322;o&#347;ci (Artemis Accords) &#380;adna forma ekranowania aktywnego nie jest przewidywana, aczkolwiek wraz z rozwojem systemu Starship, NASA mo&#380;e niebawem zyska&#263; zupe&#322;nie nowe mo&#380;liwo&#347;ci planowania, nieograniczonego niewielkim tona&#380;em pierwotnej specyfikacji l&#261;downika (o wygraniu przez SpaceX kontraktu <em>Human Landing System</em> pisa&#322;em wcze&#347;niej <a href="https://texasbocachica.substack.com/p/spacex-aktualizacja-z-boca-chica-186">tu</a>). </p><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!ApxH!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2414c492-1836-4b85-84a2-56fe9989b864_879x485.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!ApxH!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2414c492-1836-4b85-84a2-56fe9989b864_879x485.jpeg 424w, https://substackcdn.com/image/fetch/$s_!ApxH!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2414c492-1836-4b85-84a2-56fe9989b864_879x485.jpeg 848w, https://substackcdn.com/image/fetch/$s_!ApxH!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2414c492-1836-4b85-84a2-56fe9989b864_879x485.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!ApxH!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2414c492-1836-4b85-84a2-56fe9989b864_879x485.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!ApxH!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2414c492-1836-4b85-84a2-56fe9989b864_879x485.jpeg" width="879" height="485" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/2414c492-1836-4b85-84a2-56fe9989b864_879x485.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:485,&quot;width&quot;:879,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:602679,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!ApxH!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2414c492-1836-4b85-84a2-56fe9989b864_879x485.jpeg 424w, https://substackcdn.com/image/fetch/$s_!ApxH!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2414c492-1836-4b85-84a2-56fe9989b864_879x485.jpeg 848w, https://substackcdn.com/image/fetch/$s_!ApxH!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2414c492-1836-4b85-84a2-56fe9989b864_879x485.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!ApxH!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2414c492-1836-4b85-84a2-56fe9989b864_879x485.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Starship jako l&#261;downik ksi&#281;&#380;ycowy (HLS) w ramach Artemis Accords &#8211; wizja artystyczna. </figcaption></figure></div><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><p>Starship w &#8222;wersji ksi&#281;&#380;ycowej&#8221; pozwoli dostarczy&#263; ka&#380;dorazowo oko&#322;o stu ton sprz&#281;tu, co powinno pozwoli&#263; &#8211; je&#347;li taka by&#322;aby wola NASA &#8211; na przeprowadzenie eksperyment&#243;w z na&#322;adowanymi sferami w ma&#322;ej skali. Przy czym zastrzec trzeba, i&#380; s&#261; to czyste spekulacje &#8211; brak obecnie sygna&#322;&#243;w, wg kt&#243;rych NASA rozwa&#380;a&#322;aby zastosowanie tarcz elektrostatycznych na Ksi&#281;&#380;ycu. Mo&#380;na jednak argumentowa&#263;, &#380;e jakichkolwiek plan&#243;w trudno si&#281; na tym etapie spodziewa&#263;, poniewa&#380; potencja&#322; Starshipa &#8222;objawi&#322; si&#281;&#8221; agencji dopiero niedawno (w pierwotnej specyfikacji l&#261;downika, opracowanej na potrzeby konkursu HLS, wymagane kryterium zabieranego na powierzchni&#281; Ksi&#281;&#380;yca <em>cargo</em> by&#322;o kilkana&#347;cie razy mniejsze ni&#380; zaproponowa&#322;a firma Muska). Prawdopodobnie skala programu Artemis jest obecnie pod tym k&#261;tem rewidowana.</p><p>W ameryka&#324;skim &#347;rodowisku naukowym coraz cz&#281;&#347;ciej mo&#380;na si&#281; te&#380; spotka&#263; z analizami wp&#322;ywu nowego systemu no&#347;nego SpaceX na szereg innych projekt&#243;w badawczych i nie tylko &#8211; temu jednak zostanie po&#347;wi&#281;cony oddzielny wpis. </p><p>&#8207;&#8206; &#8206;</p><blockquote><p><strong><code>Na marginesie&#8230;</code></strong></p><p>Pisz&#261;c ten oraz poprzednie artyku&#322;y, zapozna&#322;em si&#281; z ponad setk&#261; opracowa&#324; naukowych na temat promieniowania kosmicznego, by nast&#281;pnie prze&#322;o&#380;y&#263; zawarte w nich informacje na mo&#380;liwie przyst&#281;pny, ciekawy j&#281;zyk &#8211; z regu&#322;y czytam przy dobrej kawie, dlatego je&#347;li chcesz zmotywowa&#263; mnie do czytania i tym samym przyczyni&#263; si&#281; do powstawania wysokiej jako&#347;ci tre&#347;ci, rozwa&#380; postawienie mi nast&#281;pnej fili&#380;anki:</p><h5><a href="http://buycoffee.to/texasbocachica">buycoffee.to/texasbocachica</a></h5><p>&#8207;&#8206; &#8206;</p><p><strong>Z g&#243;ry dzi&#281;kuj&#281;:)</strong></p><p>&#8207;&#8206; &#8206;</p><p><em>PS. Fundamentaln&#261; dla mnie spraw&#261; jest jednak, by pewna rzecz by&#322;a jasna: je&#347;li zastanawiasz si&#281; od czasu do czasu, czy sta&#263; Ci&#281; na latte z piank&#261;, czy mo&#380;e lepiej odm&#243;wi&#263; sobie wyj&#347;cia do kawiarni i zamiast tego op&#322;aci&#263; Netflix w terminie, akapit powy&#380;ej nie jest adresowany do Ciebie &#8211; nie chcia&#322;bym wywo&#322;a&#263; poczucia, &#380;e wywierana jest na Tobie jakakolwiek presja. Moje artyku&#322;y, w kt&#243;rych omawiam zagadnienia zwi&#261;zane z eksploracj&#261; kosmosu s&#261; i b&#281;d&#261; dost&#281;pne bezp&#322;atnie.</em></p><p><em>Je&#380;eli natomiast obce s&#261; Tobie dylematy z kategorii Netflix czy Starbucks, a chcesz doceni&#263; czas, jaki zosta&#322; w&#322;o&#380;ony w tworzenie dost&#281;pnych tu wpis&#243;w, link wy&#380;ej pozwoli Ci na sprezentowanie mi kawy BLIKiem lub w inny, preferowany spos&#243;b.</em> </p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!VYZ8!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5cf093e-a371-4e5d-874a-bb6403526712_1540x976.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!VYZ8!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5cf093e-a371-4e5d-874a-bb6403526712_1540x976.png 424w, https://substackcdn.com/image/fetch/$s_!VYZ8!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5cf093e-a371-4e5d-874a-bb6403526712_1540x976.png 848w, https://substackcdn.com/image/fetch/$s_!VYZ8!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5cf093e-a371-4e5d-874a-bb6403526712_1540x976.png 1272w, https://substackcdn.com/image/fetch/$s_!VYZ8!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5cf093e-a371-4e5d-874a-bb6403526712_1540x976.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!VYZ8!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5cf093e-a371-4e5d-874a-bb6403526712_1540x976.png" width="1456" height="923" 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https://substackcdn.com/image/fetch/$s_!VYZ8!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5cf093e-a371-4e5d-874a-bb6403526712_1540x976.png 848w, https://substackcdn.com/image/fetch/$s_!VYZ8!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5cf093e-a371-4e5d-874a-bb6403526712_1540x976.png 1272w, https://substackcdn.com/image/fetch/$s_!VYZ8!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5cf093e-a371-4e5d-874a-bb6403526712_1540x976.png 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p></p></blockquote><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><h5>&#8207;&#8206; Przypisy:</h5><div class="footnote" data-component-name="FootnoteToDOM"><a id="footnote-1" href="#footnote-anchor-1" class="footnote-number" contenteditable="false" target="_self">1</a><div class="footnote-content"><p>Imi&#281; ofiary zosta&#322;o zmienione.</p></div></div><div class="footnote" data-component-name="FootnoteToDOM"><a id="footnote-2" href="#footnote-anchor-2" class="footnote-number" contenteditable="false" target="_self">2</a><div class="footnote-content"><p>Chc&#261;c osi&#261;gn&#261;&#263; blisko stuprocentow&#261; efektywno&#347;&#263; ochrony przed GCR, konieczne by&#322;oby pole o potencjale wielu miliard&#243;w wolt&#243;w, a to z kolei wymaga&#322;oby struktury o rozpi&#281;to&#347;ci mierzonej w kilometrach, by nie wyst&#281;powa&#322;y r&#243;&#380;ne efekty niepo&#380;&#261;dane, jak chocia&#380;by niekontrolowane wy&#322;adowania elektryczne. </p></div></div><div class="footnote" data-component-name="FootnoteToDOM"><a id="footnote-3" href="#footnote-anchor-3" class="footnote-number" contenteditable="false" target="_self">3</a><div class="footnote-content"><p>Przy konstrukcji ka&#380;dego typu tarczy elektrostatycznej nale&#380;y bra&#263; pod uwag&#281; prawo Coulomba, wg kt&#243;rego&nbsp;si&#322;a&nbsp;wzajemnego oddzia&#322;ywania dw&#243;ch punktowych &#322;adunk&#243;w elektrycznych jest wprost proporcjonalna do iloczynu tych &#322;adunk&#243;w i <strong>odwrotnie proporcjonalna do kwadratu&nbsp;odleg&#322;o&#347;ci mi&#281;dzy nimi </strong>&#8211; w praktyce oznacza to, &#380;e wykorzystanie lekkich, delikatnych materia&#322;&#243;w (o niskiej wytrzyma&#322;o&#347;ci mechanicznej) ogranicza mo&#380;liw&#261; moc tarczy. </p></div></div>]]></content:encoded></item><item><title><![CDATA[[SpaceX] Z ostatniej chwili: FAA przesuwa termin zakończenia analizy środowiskowej dla orbitalnych startów z Boca Chica]]></title><description><![CDATA[Nowy termin ustalono na koniec lutego [aktualizacja z 29.04: koniec maja]]]></description><link>https://texasbocachica.substack.com/p/spacex-z-ostatniej-chwili-faa-przesuwa</link><guid isPermaLink="false">https://texasbocachica.substack.com/p/spacex-z-ostatniej-chwili-faa-przesuwa</guid><dc:creator><![CDATA[Tex]]></dc:creator><pubDate>Tue, 28 Dec 2021 19:37:11 GMT</pubDate><enclosure url="https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/d549b07a-a68e-4a88-8b98-6d162af6f719_1141x1141.png" length="0" type="image/jpeg"/><content:encoded><![CDATA[<div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://www.permits.performance.gov/permitting-project/spacex-starshipsuper-heavy-launch-vehicle-program-spacex-boca-chica-launch-site" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!qaze!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7afa2d9a-28f8-490b-83b4-bddac72cef08_2358x998.png 424w, https://substackcdn.com/image/fetch/$s_!qaze!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7afa2d9a-28f8-490b-83b4-bddac72cef08_2358x998.png 848w, 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12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Klikni&#281;cie przenosi do www.</figcaption></figure></div><p></p><p><em><strong>[Aktualizacja z dn. 13.02.2022 &#8211; FAA wyd&#322;u&#380;y&#322;a termin do 28.03.2022.]</strong></em> </p><p>Decyzj&#281; t&#281; niekoniecznie trzeba interpretowa&#263; negatywnie &#8211; nowy termin jest na pewno bardziej po&#380;&#261;danym scenariuszem ni&#380; na&#322;o&#380;enie na SpaceX wymogu dostarczenia pe&#322;nego raportu dot. wp&#322;ywu planowanej dzia&#322;alno&#347;ci firmy na &#347;rodowisko naturalne (to mog&#322;oby nawet trwa&#263; latami). </p><p>Zmiana po stronie FAA na pewno nie wp&#322;ynie na tempo prac nad infrastruktur&#261; naziemn&#261;, kt&#243;ra wci&#261;&#380; wymaga licznych test&#243;w. Przed nami r&#243;wnie&#380; ca&#322;a kampania testowa SuperHeavy &#8211; pierwszego (zapewne z kilku) testu <em>static fire</em> mo&#380;emy prawdopodobnie spodziewa&#263; si&#281; &#8222;na dniach&#8221;. </p><p>Wi&#281;cej informacji o statusie projektu Starbase w mojej <a href="https://texasbocachica.substack.com/p/swiateczna-aktualizacja-z-boca-chica">poprzedniej publikacji</a>, w kt&#243;rej podsumowuj&#281; r&#243;wnie&#380; komentarze publiczne, jakie do Federalnej Agencji Lotnictwa wp&#322;ywa&#322;y od zainteresowanych kontynuacj&#261; (lub jej brakiem) prac nad Starshipem &#8211; FAA jako pow&#243;d przesuni&#281;cia terminu decyzji podaje w&#322;a&#347;nie mnogo&#347;&#263; opinii, jakie zobowi&#261;zana jest wzi&#261;&#263; pod uwag&#281;. </p><p></p><p></p>]]></content:encoded></item><item><title><![CDATA[Świąteczna aktualizacja z Boca Chica]]></title><description><![CDATA[Podsumowanie roku, czyli wie&#380;a &#322;api&#261;ca, rozbudowa Starbase i uroki biurokracji]]></description><link>https://texasbocachica.substack.com/p/swiateczna-aktualizacja-z-boca-chica</link><guid isPermaLink="false">https://texasbocachica.substack.com/p/swiateczna-aktualizacja-z-boca-chica</guid><dc:creator><![CDATA[Tex]]></dc:creator><pubDate>Sun, 26 Dec 2021 04:34:52 GMT</pubDate><enclosure url="https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/3fb60121-bd41-4658-b6b5-3da7a8d3b440_2333x2341.jpeg" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p><em><strong>Dla czytaj&#261;cych w formie newslettera:</strong> obj&#281;to&#347;&#263; publikacji przekracza limit Gmaila (innych skrzynek mailowych zapewne te&#380;) &#8211; by poprawnie wy&#347;wietli&#263; tekst oraz wszystkie ilustracje/multimedia, otw&#243;rz artyku&#322; <a href="https://texasbocachica.substack.com/">bezpo&#347;rednio na Substack</a>.</em></p><p><em>PS. Dzi&#281;kuj&#281;, &#380;e subskrybujesz:) </em></p><div><hr></div><h5>Polecam te&#380; uwadze sw&#243;j <a href="https://texasbocachica.substack.com/p/promieniowanie-kosmiczne-a-podroze">poprzedni artyku&#322;</a> (lektura na oko&#322;o godzin&#281; + wiele autorskich ilustracji, w tym animacje 3D) w ramach 5-cz&#281;&#347;ciowego cyklu o promieniowaniu kosmicznym, w kt&#243;rym uzasadniam m.in. znaczenie systemu Starship dla ca&#322;ego przemys&#322;u kosmicznego.</h5><div><hr></div><p>Ostatnie p&#243;&#322; roku w Teksasie up&#322;yn&#281;&#322;o pod znakiem intensywnego rozwijania przez SpaceX infrastruktury naziemnej. R&#243;wnolegle do ca&#322;odobowej pracy ekip konstrukcyjnych, dzia&#322; prawno-administracyjny firmy walczy z przeciwno&#347;ciami legislacyjnymi, d&#261;&#380;&#261;c do uzyskania od Federalnej Administracji Lotnictwa licencji na pr&#243;bny, orbitalny lot Starshipa (formalno&#347;ci w tym zakresie maj&#261; szans&#281; zako&#324;czy&#263; si&#281; jeszcze w tym roku). </p><h5><em>AKTUALIZACJA: formalno&#347;ci po stronie FAA mog&#322;y, ale nie zako&#324;czy&#322;y si&#281; z ko&#324;cem roku (termin przesuni&#281;to na 28.02.2022) - wi&#281;cej w moim <a href="https://texasbocachica.substack.com/p/spacex-z-ostatniej-chwili-faa-przesuwa">wpisie</a> z dnia 28.12.</em></h5><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><p><strong>W kolejnych akapitach:</strong></p><ul><li><p>budowa awangardowej wie&#380;y startowo-&#322;api&#261;cej;</p></li><li><p>iteracyjny rozw&#243;j Raptora i k&#322;opoty na linii produkcyjnej;</p></li><li><p>kluczowe zmiany projektowe Starshipa (<strong>9 silnik&#243;w zamiast 6</strong>); </p></li><li><p>status test&#243;w prototypowego statku (S20) oraz maj&#261;cego wynie&#347;&#263; go na orbit&#281; boostera (B4); </p></li><li><p>pomini&#281;cie S21 i prawdopodobnie dw&#243;ch booster&#243;w (B5 i B6);</p></li><li><p>inwestycje w dodatkow&#261; infrastruktur&#281; startow&#261; na Przyl&#261;dku Canaveral; </p></li><li><p>proces oceny &#347;rodowiskowej przez FAA oraz komentarze publiczne odno&#347;nie dzia&#322;alno&#347;ci SpaceX w Boca Chica (podsumowuj&#281; g&#322;osy <em>za</em> i <em>przeciw</em> ekspansji Starbase, wyra&#380;one podczas dw&#243;ch zdalnych wys&#322;ucha&#324; na platformie <em>Zoom</em>). </p><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p></li></ul><div><hr></div><h3>Wie&#380;a, Raptory, Problemy</h3><div><hr></div><p>Kiedy w lutym Elon Musk pisa&#322; na Twitterze o priorytetach SpaceX na 2021 rok, a na pierwszym miejscu swojej kr&#243;tkiej listy umie&#347;ci&#322; &#8222;wybudowanie wie&#380;y ze zintegrowanym d&#378;wigiem, zdolnym umie&#347;ci&#263; Starshipa na stopniu no&#347;nym&#8221;, nie by&#322;o jasne jak ma ona wygl&#261;da&#263;, ani kiedy dok&#322;adnie powstanie. </p><p>Tym bardziej zagadkowe by&#322;o wdro&#380;enie w &#380;ycie kolejnego, brawurowego wynalazku Muska, czyli systemu pot&#281;&#380;nych, ruchomych ramion, maj&#261;cych przechwyci&#263; SuperHeavy (a by&#263; mo&#380;e r&#243;wnie&#380; Starshipa, je&#347;li fizyka pozwoli) w locie i osadzi&#263; delikatnie na ziemi. Koncepcj&#281; &#347;wietnie obrazuje <a href="https://twitter.com/OwenSparks_/status/1470954493453946884">animacja</a>:</p><div class="twitter-embed" data-attrs="{&quot;url&quot;:&quot;https://twitter.com/OwenSparks_/status/1470954493453946884&quot;,&quot;full_text&quot;:&quot;\&quot;Full &amp;amp; rapid reusability is the holy grail of rocketry\&quot; - <span class=\&quot;tweet-fake-link\&quot;>@elonmusk</span> \n\nLaunch. Land. Repeat. &#128640; \n<span class=\&quot;tweet-fake-link\&quot;>#SpaceX</span> <span class=\&quot;tweet-fake-link\&quot;>#Starship</span>\n\nStop motion by me, music by <span class=\&quot;tweet-fake-link\&quot;>@Erdayastronaut</span> &quot;,&quot;username&quot;:&quot;OwenSparks_&quot;,&quot;name&quot;:&quot;Owen Sparks &#127758;&quot;,&quot;profile_image_url&quot;:&quot;&quot;,&quot;date&quot;:&quot;Wed Dec 15 03:10:54 +0000 2021&quot;,&quot;photos&quot;:[{&quot;img_url&quot;:&quot;https://cdn.substack.com/image/upload/w_728,c_limit/l_twitter_play_button_rvaygk,w_120/bxruc0lsgazyv4vbwjqw&quot;,&quot;link_url&quot;:&quot;https://t.co/meBFOMrcJR&quot;,&quot;alt_text&quot;:null}],&quot;quoted_tweet&quot;:{},&quot;reply_count&quot;:0,&quot;retweet_count&quot;:1056,&quot;like_count&quot;:12462,&quot;impression_count&quot;:0,&quot;expanded_url&quot;:{},&quot;video_url&quot;:&quot;https://video.twimg.com/ext_tw_video/1470954412193599496/pu/vid/760x720/faS0_LkMa-Y-xfjT.mp4?tag=12&quot;,&quot;belowTheFold&quot;:true}" data-component-name="Twitter2ToDOM"></div><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><p>Ma to w za&#322;o&#380;eniu wyeliminowa&#263; potrzeb&#281; l&#261;dowania SuperHeavy na nogach (znaczna oszcz&#281;dno&#347;&#263; masy) oraz przy&#347;pieszy&#263; ponowne ustawienie go na platformie startowej, a Starshipa na boosterze (aspiracyjnym celem jest przygotowanie rakiety do ponownego startu w godzin&#281; po wyl&#261;dowaniu). </p><p>W okresie od marca do lipca wie&#380;a wysz&#322;a z fundament&#243;w i osi&#261;gn&#281;&#322;a pe&#322;n&#261; wysoko&#347;&#263;, tj. 146 metr&#243;w:</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!5Hob!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F30eab61a-2973-4139-98fd-68b43d31af73_2340x1080.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!5Hob!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F30eab61a-2973-4139-98fd-68b43d31af73_2340x1080.jpeg 424w, https://substackcdn.com/image/fetch/$s_!5Hob!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F30eab61a-2973-4139-98fd-68b43d31af73_2340x1080.jpeg 848w, https://substackcdn.com/image/fetch/$s_!5Hob!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F30eab61a-2973-4139-98fd-68b43d31af73_2340x1080.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!5Hob!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F30eab61a-2973-4139-98fd-68b43d31af73_2340x1080.jpeg 1456w" sizes="100vw"><img 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https://substackcdn.com/image/fetch/$s_!5Hob!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F30eab61a-2973-4139-98fd-68b43d31af73_2340x1080.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><p>Dodatkowe zdj&#281;cia z procesu wznoszenia wie&#380;y, jak r&#243;wnie&#380; link do obszernego opisu przewagi przechwytywania boostera w locie nad jego tradycyjnym l&#261;dowaniem (o ile mo&#380;na m&#243;wi&#263; o l&#261;dowaniu rakiety orbitalnej jako czym&#347; tradycyjnym, cho&#263; ta &#8222;tradycja&#8221; dotyczy jedynie technologii SpaceX), znajduj&#261; si&#281; w poprzedniej Aktualizacji z Boca Chica &#8211; poni&#380;szy link prowadzi bezpo&#347;rednio do w&#322;a&#347;ciwego akapitu. </p><div class="embedded-post-wrap" data-attrs="{&quot;id&quot;:36389309,&quot;url&quot;:&quot;https://texasbocachica.substack.com/p/spacex-aktualizacja-z-boca-chica-186&quot;,&quot;publication_id&quot;:250875,&quot;publication_name&quot;:&quot;TexasBocaChica (PL) &quot;,&quot;publication_logo_url&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/2150cff4-a6bb-48a7-823b-6f52bfa307b0_256x256.png&quot;,&quot;title&quot;:&quot;[SpaceX] Aktualizacja z Boca Chica. -3-&quot;,&quot;truncated_body_text&quot;:&quot;SpaceX zdobywa presti&#380;owy kontrakt Human Landing System (HLS)&quot;,&quot;date&quot;:&quot;2021-05-14T12:38:18.355Z&quot;,&quot;like_count&quot;:0,&quot;comment_count&quot;:0,&quot;bylines&quot;:[{&quot;id&quot;:23571112,&quot;name&quot;:&quot;TexasBocaChica&quot;,&quot;photo_url&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/d9eb89d0-3c5b-420c-9d55-034de41afc57_150x150.png&quot;,&quot;bio&quot;:&quot;Prostym j&#281;zykiem o planach podboju kosmosu w XXI wieku. Przybli&#380;am nauk&#281;, technologi&#281;, wyzwania i rozwi&#261;zania.&quot;,&quot;profile_set_up_at&quot;:&quot;2021-08-21T00:47:10.392Z&quot;,&quot;publicationUsers&quot;:[{&quot;id&quot;:188565,&quot;user_id&quot;:23571112,&quot;role&quot;:&quot;admin&quot;,&quot;public&quot;:true,&quot;is_primary&quot;:false,&quot;publication&quot;:{&quot;id&quot;:250875,&quot;name&quot;:&quot;TexasBocaChica (PL) &quot;,&quot;subdomain&quot;:&quot;texasbocachica&quot;,&quot;custom_domain&quot;:null,&quot;custom_domain_optional&quot;:false,&quot;hero_text&quot;:&quot;Science &amp; Space(X) &#8211; w prostych s&#322;owach omawiam nauk&#281; i technologi&#281; w kontek&#347;cie podboju kosmosu w XXI wieku. &quot;,&quot;logo_url&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/2150cff4-a6bb-48a7-823b-6f52bfa307b0_256x256.png&quot;,&quot;author_id&quot;:23571112,&quot;theme_var_background_pop&quot;:&quot;#d10000&quot;,&quot;created_at&quot;:&quot;2020-12-31T18:05:18.989Z&quot;,&quot;rss_website_url&quot;:null,&quot;email_from_name&quot;:&quot;TexasBocaChica&quot;,&quot;copyright&quot;:&quot;TexasBocaChica&quot;,&quot;founding_plan_name&quot;:null,&quot;community_enabled&quot;:true,&quot;invite_only&quot;:false}}],&quot;is_guest&quot;:false}],&quot;utm_campaign&quot;:null,&quot;belowTheFold&quot;:true,&quot;type&quot;:null,&quot;language&quot;:&quot;en&quot;,&quot;source&quot;:null}" data-component-name="EmbeddedPostToDOM"><a class="embedded-post" native="true" href="https://texasbocachica.substack.com/p/spacex-aktualizacja-z-boca-chica-186?utm_source=substack&amp;utm_campaign=post_embed&amp;utm_medium=web"><div class="embedded-post-header"><img class="embedded-post-publication-logo" src="https://substackcdn.com/image/fetch/$s_!DL97!,w_56,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2150cff4-a6bb-48a7-823b-6f52bfa307b0_256x256.png" loading="lazy"><span class="embedded-post-publication-name">TexasBocaChica (PL) </span></div><div class="embedded-post-title-wrapper"><div class="embedded-post-title">[SpaceX] Aktualizacja z Boca Chica. -3-</div></div><div class="embedded-post-body">SpaceX zdobywa presti&#380;owy kontrakt Human Landing System (HLS&#8230;</div><div class="embedded-post-cta-wrapper"><span class="embedded-post-cta">Read more</span></div><div class="embedded-post-meta">5 years ago &#183; TexasBocaChica</div></a></div><p>&#8207;&#8206; &#8206;</p><p>Od sierpnia trwaj&#261; prace nad wyposa&#380;eniem konstrukcji w ruchome elementy &#322;api&#261;ce, kt&#243;rych &#8222;chrzest bojowy&#8221; nast&#261;pi prawdopodobnie przy drugim lub trzecim, udanym locie (pierwsze &#8222;l&#261;dowanie&#8221; po starcie pe&#322;nego systemu b&#281;dzie w oceanie). </p><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!Mc2M!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fdc41e428-d801-4123-b3f2-4e64e0bffe44_2147x1434.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!Mc2M!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fdc41e428-d801-4123-b3f2-4e64e0bffe44_2147x1434.jpeg 424w, https://substackcdn.com/image/fetch/$s_!Mc2M!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fdc41e428-d801-4123-b3f2-4e64e0bffe44_2147x1434.jpeg 848w, https://substackcdn.com/image/fetch/$s_!Mc2M!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fdc41e428-d801-4123-b3f2-4e64e0bffe44_2147x1434.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!Mc2M!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fdc41e428-d801-4123-b3f2-4e64e0bffe44_2147x1434.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!Mc2M!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fdc41e428-d801-4123-b3f2-4e64e0bffe44_2147x1434.jpeg" width="1456" height="972" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/dc41e428-d801-4123-b3f2-4e64e0bffe44_2147x1434.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:972,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:281363,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!Mc2M!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fdc41e428-d801-4123-b3f2-4e64e0bffe44_2147x1434.jpeg 424w, https://substackcdn.com/image/fetch/$s_!Mc2M!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fdc41e428-d801-4123-b3f2-4e64e0bffe44_2147x1434.jpeg 848w, https://substackcdn.com/image/fetch/$s_!Mc2M!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fdc41e428-d801-4123-b3f2-4e64e0bffe44_2147x1434.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!Mc2M!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fdc41e428-d801-4123-b3f2-4e64e0bffe44_2147x1434.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><p>Wed&#322;ug opublikowanych przez SpaceX plan&#243;w rozwoju Starbase, w 2022 ma powsta&#263; druga, niemal identyczna wie&#380;a (r&#243;wnolegle powstanie trzecia wie&#380;a na Przyl&#261;dku Canaveral, dedykowana g&#322;&#243;wnie startom Starshipa w ramach misji NASA).</p><p>Naturalnie, wcze&#347;niej nale&#380;y spodziewa&#263; si&#281; gruntownego przetestowania wszystkich mechanizm&#243;w tego pionierskiego systemu. Wszak podstawow&#261; dewiz&#261; Muska jest maksymalnie szybkie usprawnianie ka&#380;dego projektu na drodze pr&#243;b i b&#322;&#281;d&#243;w (tzw. podej&#347;cie iteracyjne, znane doskonale bran&#380;y IT &#8211; pami&#281;tajmy, &#380;e pierwsze, powa&#380;ne pieni&#261;dze Musk zarabia&#322; jako programista, a po&#378;niej CEO start-up&#243;w IT, dzi&#281;ki kt&#243;rym zdoby&#322; kapita&#322; na za&#322;o&#380;enie SpaceX). Wida&#263; to idealnie na przyk&#322;adzie dynamiki rozwoju silnika Raptor, kt&#243;ry jest praktycznie non-stop przebudowywany, a kolejne iteracje charakteryzuj&#261; si&#281; m.in. coraz bardziej uporz&#261;dkowan&#261; hydraulik&#261;:</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!_1Xp!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9ac98521-4353-4123-86cb-1b163f81ee07_2518x996.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!_1Xp!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9ac98521-4353-4123-86cb-1b163f81ee07_2518x996.png 424w, https://substackcdn.com/image/fetch/$s_!_1Xp!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9ac98521-4353-4123-86cb-1b163f81ee07_2518x996.png 848w, https://substackcdn.com/image/fetch/$s_!_1Xp!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9ac98521-4353-4123-86cb-1b163f81ee07_2518x996.png 1272w, https://substackcdn.com/image/fetch/$s_!_1Xp!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9ac98521-4353-4123-86cb-1b163f81ee07_2518x996.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!_1Xp!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9ac98521-4353-4123-86cb-1b163f81ee07_2518x996.png" width="1456" height="576" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/9ac98521-4353-4123-86cb-1b163f81ee07_2518x996.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:576,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:926860,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!_1Xp!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9ac98521-4353-4123-86cb-1b163f81ee07_2518x996.png 424w, https://substackcdn.com/image/fetch/$s_!_1Xp!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9ac98521-4353-4123-86cb-1b163f81ee07_2518x996.png 848w, https://substackcdn.com/image/fetch/$s_!_1Xp!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9ac98521-4353-4123-86cb-1b163f81ee07_2518x996.png 1272w, https://substackcdn.com/image/fetch/$s_!_1Xp!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9ac98521-4353-4123-86cb-1b163f81ee07_2518x996.png 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p>&#8207;&#8206; &#8206;</p><p>Nowe wersje silnika zas&#322;u&#380;y&#322;y sobie ju&#380; na miano &#8222;Raptora 2&#8221; &#8211; jego zdj&#281;cia nie zosta&#322;y jeszcze wykonane w Starbase, lecz nale&#380;y oczekiwa&#263; dalszej poprawy estetyki.</p><p>Rzecz jasna, &#8222;wersja 2.0&#8221; mo&#380;e si&#281; pochwali&#263; lepszymi osi&#261;gami:</p><div class="twitter-embed" data-attrs="{&quot;url&quot;:&quot;https://twitter.com/elonmusk/status/1452452536577925126&quot;,&quot;full_text&quot;:&quot;<span class=\&quot;tweet-fake-link\&quot;>@PPathole</span> <span class=\&quot;tweet-fake-link\&quot;>@Erdayastronaut</span> Raptor 2 has a larger throat diameter, so thrust is ~245 tons at 321 bar&quot;,&quot;username&quot;:&quot;elonmusk&quot;,&quot;name&quot;:&quot;Elon Musk&quot;,&quot;profile_image_url&quot;:&quot;&quot;,&quot;date&quot;:&quot;Mon Oct 25 01:50:44 +0000 2021&quot;,&quot;photos&quot;:[],&quot;quoted_tweet&quot;:{},&quot;reply_count&quot;:0,&quot;retweet_count&quot;:138,&quot;like_count&quot;:2569,&quot;impression_count&quot;:0,&quot;expanded_url&quot;:{},&quot;video_url&quot;:null,&quot;belowTheFold&quot;:true}" data-component-name="Twitter2ToDOM"></div><p>&#8207;&#8206; &#8206;</p><p>R&#243;wnolegle do usprawniania samego silnika, SpaceX stale zwi&#281;ksza tempo produkcji oraz redukuje koszt, stawiaj&#261;c sobie za cel poziom 1 dolara za kilogram generowanego ci&#261;gu.</p><p>Nie obywa si&#281; to jednak bez powa&#380;nych komplikacji &#8211; problemy ze skalowaniem linii Raptor&#243;w doprowadzi&#322;y ju&#380; do zwolnienia odpowiedzialnego za proces produkcji dyrektora, za&#347; sam Musk zaapelowa&#322; w li&#347;cie do pracownik&#243;w, by potraktowali rozwi&#261;zanie kryzysu priorytetowo, gdy&#380; w przeciwnym razie mo&#380;liwa jest nawet &#8222;gro&#378;ba bankructwa&#8221; (wi&#281;cej info: przypis nr 6 w mojej <a href="https://texasbocachica.substack.com/p/promieniowanie-kosmiczne-a-podroze">poprzedniej publikacji</a>).</p><p>W istocie, efektywna produkcja niezawodnych silnik&#243;w to dla p&#322;ynno&#347;ci finansowej firmy rzecz esencjonalna: je&#347;li Starship nie b&#281;dzie w stanie regularnie wynosi&#263; &#322;adunku od 2023 roku (najp&#243;&#378;niej), to pracuj&#261;ce pe&#322;n&#261; par&#261; fabryki satelit&#243;w Starlink stan&#261; si&#281; niczym innym jak spalarniami dolar&#243;w (inwestorzy je uwielbiaj&#261;), poniewa&#380; satelita, kt&#243;ry nie jest na orbicie (i by&#263; nie mo&#380;e, bo nie b&#281;dzie czym go wynie&#347;&#263; &#8211; Falcon 9 nie nad&#261;&#380;y za produkcj&#261;), jest w&#322;a&#347;ciwie drogim elektro&#347;mieciem&#8230;</p><p>Dopytywany o &#8222;raport z frontu&#8221; Musk &#8211; kt&#243;ry osobi&#347;cie przej&#261;&#322; obowi&#261;zki zwolnionego dyrektora i oznajmi&#322;, &#380;e planuje najbli&#380;sze weekendy nocowa&#263; przy linii produkcyjnej (jak swego czasu w Tesli) &#8211; uspokaja jednak, &#380;e sytuacja zdaje si&#281; by&#263; pod kontrol&#261;: </p><p>&#8207;&#8206; &#8206;</p><div class="twitter-embed" data-attrs="{&quot;url&quot;:&quot;https://twitter.com/elonmusk/status/1465763308284301321&quot;,&quot;full_text&quot;:&quot;<span class=\&quot;tweet-fake-link\&quot;>@Rubix161</span> <span class=\&quot;tweet-fake-link\&quot;>@thesheetztweetz</span> <span class=\&quot;tweet-fake-link\&quot;>@GerberKawasaki</span> It&#8217;s getting fixed&quot;,&quot;username&quot;:&quot;elonmusk&quot;,&quot;name&quot;:&quot;Elon Musk&quot;,&quot;profile_image_url&quot;:&quot;&quot;,&quot;date&quot;:&quot;Tue Nov 30 19:22:59 +0000 2021&quot;,&quot;photos&quot;:[],&quot;quoted_tweet&quot;:{},&quot;reply_count&quot;:0,&quot;retweet_count&quot;:221,&quot;like_count&quot;:5133,&quot;impression_count&quot;:0,&quot;expanded_url&quot;:{},&quot;video_url&quot;:null,&quot;belowTheFold&quot;:true}" data-component-name="Twitter2ToDOM"></div><p>&#8207;&#8206; &#8206;</p><p>Tymczasem, pozosta&#322;e elementy konstrukcyjne Starshipa r&#243;wnie&#380; podlegaj&#261; ci&#261;g&#322;ym modyfikacjom, co wida&#263; go&#322;ym okiem &#8211; przyk&#322;adem mo&#380;e by&#263; np. nowy &#8222;nos&#8221;, b&#281;d&#261;cy efektem zmiany techniki spawania (i mniejszej ilo&#347;ci spawanych p&#322;yt):</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!z3J6!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F977f2413-8846-468c-a6a0-dd324cc99dde_909x514.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!z3J6!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F977f2413-8846-468c-a6a0-dd324cc99dde_909x514.jpeg 424w, https://substackcdn.com/image/fetch/$s_!z3J6!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F977f2413-8846-468c-a6a0-dd324cc99dde_909x514.jpeg 848w, https://substackcdn.com/image/fetch/$s_!z3J6!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F977f2413-8846-468c-a6a0-dd324cc99dde_909x514.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!z3J6!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F977f2413-8846-468c-a6a0-dd324cc99dde_909x514.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!z3J6!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F977f2413-8846-468c-a6a0-dd324cc99dde_909x514.jpeg" width="512" height="289.51375137513753" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/977f2413-8846-468c-a6a0-dd324cc99dde_909x514.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:514,&quot;width&quot;:909,&quot;resizeWidth&quot;:512,&quot;bytes&quot;:125101,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!z3J6!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F977f2413-8846-468c-a6a0-dd324cc99dde_909x514.jpeg 424w, https://substackcdn.com/image/fetch/$s_!z3J6!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F977f2413-8846-468c-a6a0-dd324cc99dde_909x514.jpeg 848w, https://substackcdn.com/image/fetch/$s_!z3J6!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F977f2413-8846-468c-a6a0-dd324cc99dde_909x514.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!z3J6!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F977f2413-8846-468c-a6a0-dd324cc99dde_909x514.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p>&#8207;&#8206; &#8206;</p><p>Jednak najbardziej drastyczna zmiana projektowa dotyczy zwi&#281;kszenia liczby silnik&#243;w RVac (zoptymalizowanych pod k&#261;tem pracy w pr&#243;&#380;ni) <strong>z trzech do sze&#347;ciu, co daje &#322;&#261;cznie 9 silnik&#243;w w statku oraz 33 w SuperHeavy.</strong> </p><p>Obecnie przygotowywany do lotu orbitalnego booster 4 wyposa&#380;ony zosta&#322; w mniejsz&#261; liczb&#281; silnik&#243;w (29), z czego 20 zamontowano w zewn&#281;trznym pier&#347;cieniu. Dziewi&#281;&#263; silnik&#243;w &#8222;wewn&#281;trznych&#8221; posiada mo&#380;liwo&#347;&#263; sterowania wektorem ci&#261;gu (odchylenie do 15 stopni), analogicznie do trzech silnik&#243;w centralnych w drugim stopniu  (tzw. Raptory <em>sea-level</em>, tj. zoptymalizowane do pracy w standardowym ci&#347;nieniu atmosferycznym). </p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!NWJq!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9169c9cc-4e00-4ff6-a146-605f0738871d_720x720.gif" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!NWJq!,w_424,c_limit,f_webp,q_auto:good,fl_lossy/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9169c9cc-4e00-4ff6-a146-605f0738871d_720x720.gif 424w, https://substackcdn.com/image/fetch/$s_!NWJq!,w_848,c_limit,f_webp,q_auto:good,fl_lossy/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9169c9cc-4e00-4ff6-a146-605f0738871d_720x720.gif 848w, https://substackcdn.com/image/fetch/$s_!NWJq!,w_1272,c_limit,f_webp,q_auto:good,fl_lossy/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9169c9cc-4e00-4ff6-a146-605f0738871d_720x720.gif 1272w, https://substackcdn.com/image/fetch/$s_!NWJq!,w_1456,c_limit,f_webp,q_auto:good,fl_lossy/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9169c9cc-4e00-4ff6-a146-605f0738871d_720x720.gif 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!NWJq!,w_1456,c_limit,f_auto,q_auto:good,fl_lossy/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9169c9cc-4e00-4ff6-a146-605f0738871d_720x720.gif" width="530" height="530" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/9169c9cc-4e00-4ff6-a146-605f0738871d_720x720.gif&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:720,&quot;width&quot;:720,&quot;resizeWidth&quot;:530,&quot;bytes&quot;:11050595,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/gif&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!NWJq!,w_424,c_limit,f_auto,q_auto:good,fl_lossy/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9169c9cc-4e00-4ff6-a146-605f0738871d_720x720.gif 424w, https://substackcdn.com/image/fetch/$s_!NWJq!,w_848,c_limit,f_auto,q_auto:good,fl_lossy/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9169c9cc-4e00-4ff6-a146-605f0738871d_720x720.gif 848w, https://substackcdn.com/image/fetch/$s_!NWJq!,w_1272,c_limit,f_auto,q_auto:good,fl_lossy/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9169c9cc-4e00-4ff6-a146-605f0738871d_720x720.gif 1272w, https://substackcdn.com/image/fetch/$s_!NWJq!,w_1456,c_limit,f_auto,q_auto:good,fl_lossy/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9169c9cc-4e00-4ff6-a146-605f0738871d_720x720.gif 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p>&#8207;&#8206; &#8206;</p><p>Nast&#281;pny SuperHeavy ma korzysta&#263; tylko z Raptor&#243;w 2 &#8211; wiele wskazuje te&#380;, &#380;e boostery o oznaczeniu 5-6 zostan&#261; pomini&#281;te w lotach (mimo, &#380;e B5 jest ju&#380; prawie sko&#324;czony &#8211; taka sytuacja nie jest jednak niczym nowym w pracach nad Starshipem). </p><p>Z racji, i&#380; w kolejnych miesi&#261;cach ka&#380;dy statek ma by&#263; parowany z dedykowanym dla siebie boosterem, nast&#281;pny (po zestawie B4S20) lot wykona prawdopodobnie zestaw B7S22. Statek nr 21 te&#380; zostanie bowiem &#8211; a przynajmniej na to wygl&#261;da, acz sytuacja jest dynamiczna, jak zawsze w Boca Chica &#8211; &#8222;przeskoczony&#8221; na rzecz S22, <strong>w kt&#243;rym powinni&#347;my zobaczy&#263; ju&#380; testowe otwarcie przestrzeni &#322;adunkowej</strong> (Starship nie b&#281;dzie korzysta&#322; z odrzucanych os&#322;on &#322;adunku &#8211; &#380;aden element nie b&#281;dzie tracony).</p><p>&#8207;&#8206; &#8206;</p><div><hr></div><h3>Przedorbitalne testy i rozbudowa infrastruktury naziemnej</h3><div><hr></div><p>Brak pozwolenia FAA na start nie spowalnia kampanii testowej &#8211; prototypy boostera oraz statku systematycznie przechodz&#261; r&#243;&#380;ne &#8222;pr&#243;by wysi&#322;kowe&#8221;. Jakkolwiek Musk p&#243;&#322;-&#380;artem (ale te&#380; p&#243;&#322;-serio) twierdzi, &#380;e samo opuszczenie przez pe&#322;ny zestaw (Starship na szczycie boostera) platformy startowej w jednym kawa&#322;ku uznane b&#281;dzie za sukces, to optymalny przebieg dziewiczego lotu na orbit&#281; zak&#322;ada kontrolowane wodowanie obu stopni rakiety. W tym celu Starship musi przetrwa&#263; ponowne wej&#347;cie w atmosfer&#281;, dlatego in&#380;ynierowie po&#347;wi&#281;caj&#261; wiele uwagi dopracowaniu os&#322;ony termicznej. </p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!ZOsV!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2cfc91cb-16fd-433a-b74a-ded3ce60190f_2731x1893.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!ZOsV!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2cfc91cb-16fd-433a-b74a-ded3ce60190f_2731x1893.jpeg 424w, 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srcset="https://substackcdn.com/image/fetch/$s_!ZOsV!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2cfc91cb-16fd-433a-b74a-ded3ce60190f_2731x1893.jpeg 424w, https://substackcdn.com/image/fetch/$s_!ZOsV!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2cfc91cb-16fd-433a-b74a-ded3ce60190f_2731x1893.jpeg 848w, https://substackcdn.com/image/fetch/$s_!ZOsV!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2cfc91cb-16fd-433a-b74a-ded3ce60190f_2731x1893.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!ZOsV!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2cfc91cb-16fd-433a-b74a-ded3ce60190f_2731x1893.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p>&#8207;&#8206; &#8206;</p><h4>Statek nr 20 &#8211; status prac</h4><p>&#8207;&#8206; &#8206;</p><p>Ze zrozumia&#322;ych wzgl&#281;d&#243;w, pierwszy orbitalny prototyp testowany jest na przestrzeni ostatnich miesi&#281;cy bardzo skrupulatnie &#8211; za nami test ci&#347;nieniowy w temperaturze pokojowej, test kriogeniczny, pr&#243;bne uruchomienie <em>pre-burner&#243;w</em> oraz pierwsze odpalenia statyczne trzech silnik&#243;w pr&#243;&#380;niowych, zamontowanych statku. </p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://twitter.com/SpaceX/status/1451350259729420288" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!YRPk!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8e77d48f-6ea4-4aac-9773-6cab75514073_1253x558.jpeg 424w, https://substackcdn.com/image/fetch/$s_!YRPk!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8e77d48f-6ea4-4aac-9773-6cab75514073_1253x558.jpeg 848w, https://substackcdn.com/image/fetch/$s_!YRPk!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8e77d48f-6ea4-4aac-9773-6cab75514073_1253x558.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!YRPk!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8e77d48f-6ea4-4aac-9773-6cab75514073_1253x558.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!YRPk!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8e77d48f-6ea4-4aac-9773-6cab75514073_1253x558.jpeg" width="1253" height="558" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/8e77d48f-6ea4-4aac-9773-6cab75514073_1253x558.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:558,&quot;width&quot;:1253,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:71099,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:&quot;https://twitter.com/SpaceX/status/1451350259729420288&quot;,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!YRPk!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8e77d48f-6ea4-4aac-9773-6cab75514073_1253x558.jpeg 424w, https://substackcdn.com/image/fetch/$s_!YRPk!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8e77d48f-6ea4-4aac-9773-6cab75514073_1253x558.jpeg 848w, https://substackcdn.com/image/fetch/$s_!YRPk!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8e77d48f-6ea4-4aac-9773-6cab75514073_1253x558.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!YRPk!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8e77d48f-6ea4-4aac-9773-6cab75514073_1253x558.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Starship S20 &#8211; pierwsze, testowe odpalenie Raptor&#243;w, zoptymalizowanych do pracy w warunkach pr&#243;&#380;ni (klikni&#281;cie w link przenosi do video). </figcaption></figure></div><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><p>&#8207;&#8206; &#8206;</p><blockquote><p><strong><code>Na marginesie</code></strong>&#8230;</p><p>Cz&#281;sto pojawiaj&#261; si&#281; pytania, jaka jest r&#243;&#380;nica mi&#281;dzy testem <em>static fire</em> a <em>pre-burnerem</em> oraz czym w og&#243;le jest ten &#8222;przed-zapalacz&#8221;. </p><p>Ot&#243;&#380; <em>pre-burner</em> to, w pewnym sensie, niewielki silnik odrzutowy wewn&#261;trz Raptora, s&#322;u&#380;&#261;cy do rozkr&#281;cenia turbiny tak zwanej turbopompy (na schemacie poni&#380;ej turbiny zaznaczono kolorem szarym).</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!nZqy!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Faef7ef7e-0145-4077-95fb-79fead83b39c_1164x458.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!nZqy!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Faef7ef7e-0145-4077-95fb-79fead83b39c_1164x458.jpeg 424w, https://substackcdn.com/image/fetch/$s_!nZqy!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Faef7ef7e-0145-4077-95fb-79fead83b39c_1164x458.jpeg 848w, https://substackcdn.com/image/fetch/$s_!nZqy!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Faef7ef7e-0145-4077-95fb-79fead83b39c_1164x458.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!nZqy!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Faef7ef7e-0145-4077-95fb-79fead83b39c_1164x458.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!nZqy!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Faef7ef7e-0145-4077-95fb-79fead83b39c_1164x458.jpeg" width="1164" height="458" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/aef7ef7e-0145-4077-95fb-79fead83b39c_1164x458.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:458,&quot;width&quot;:1164,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:190757,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!nZqy!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Faef7ef7e-0145-4077-95fb-79fead83b39c_1164x458.jpeg 424w, https://substackcdn.com/image/fetch/$s_!nZqy!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Faef7ef7e-0145-4077-95fb-79fead83b39c_1164x458.jpeg 848w, https://substackcdn.com/image/fetch/$s_!nZqy!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Faef7ef7e-0145-4077-95fb-79fead83b39c_1164x458.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!nZqy!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Faef7ef7e-0145-4077-95fb-79fead83b39c_1164x458.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Pre-burner testowany przed implementacj&#261; w silniku Raptor. <em>[SpaceX, 2015]</em></figcaption></figure></div><p></p><p>Raptor wyposa&#380;ony jest w dwa takie &#8222;dopalacze turbopomp&#8221;, dzi&#281;ki czemu metan i tlen pompowane s&#261; ze zbiornik&#243;w do g&#322;&#243;wnej komory spalania pod ogromnym ci&#347;nieniem (&#380;aden silnik rakietowy nie osi&#261;ga&#322; nigdy wi&#281;kszego ci&#347;nienia w komorze) &#8211; turbopompy generuj&#261; sumarycznie moc rz&#281;du 100 tys. koni mechanicznych.</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!1DZq!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F5de20f9c-f348-46c0-a30a-5f6cfbac3b33_960x764.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!1DZq!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F5de20f9c-f348-46c0-a30a-5f6cfbac3b33_960x764.png 424w, https://substackcdn.com/image/fetch/$s_!1DZq!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F5de20f9c-f348-46c0-a30a-5f6cfbac3b33_960x764.png 848w, 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data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/5de20f9c-f348-46c0-a30a-5f6cfbac3b33_960x764.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:764,&quot;width&quot;:960,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:331214,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!1DZq!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F5de20f9c-f348-46c0-a30a-5f6cfbac3b33_960x764.png 424w, 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role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p></p><p>W te&#347;cie nie dochodzi do zap&#322;onu mieszanki paliwowej w g&#322;&#243;wnej komorze spalania (to by&#322;by w&#322;a&#347;nie <em>static fire</em>), a zamiast tego gaz wylotowy (ciecz w stanie superkrytycznym, technicznie rzecz ujmuj&#261;c) z <em>pre-burner&#243;w</em>, po rozkr&#281;ceniu turbin, jest przez komor&#281; swobodnie przepuszczany i wydostaje si&#281; na zewn&#261;trz silnika przez dysz&#281;. <br></p><p><em>Jeste&#347; na bie&#380;&#261;co z pracami nad Starshipem, lecz dopiero ten wpis rozja&#347;ni&#322; Ci, o co chodzi z testami pre-burner&#243;w?</em> <em>Podzi&#281;kuj w komentarzu lub napisz, jak&#261; kwesti&#281; powinienem przybli&#380;y&#263; przy okazji kolejnego artyku&#322;u:)  </em></p><p class="button-wrapper" data-attrs="{&quot;url&quot;:&quot;https://texasbocachica.substack.com/p/swiateczna-aktualizacja-z-boca-chica/comments&quot;,&quot;text&quot;:&quot;Leave a comment&quot;,&quot;action&quot;:null,&quot;class&quot;:null}" data-component-name="ButtonCreateButton"><a class="button primary" href="https://texasbocachica.substack.com/p/swiateczna-aktualizacja-z-boca-chica/comments"><span>Leave a comment</span></a></p></blockquote><p></p><p>&#8207;&#8206; &#8206;</p><p>W styczniu nale&#380;y spodziewa&#263; si&#281; kolejnych <em>static fire</em> Statku 20 oraz rozpocz&#281;cia kampanii testowej boostera (ciekawym pytaniem jest, ile silnik&#243;w zostanie odpalonych jednocze&#347;nie za pierwszym razem), a tak&#380;e test&#243;w &#8222;stopnia 0&#8221;, jak Musk nazywa wszelkie, naziemne systemy wspomagaj&#261;ce, tj. zbiorniki na ciek&#322;y metan i tlen, instalacj&#281; t&#322;umienia (wod&#261;) d&#378;wi&#281;kowej fali uderzeniowej, przy&#322;&#261;cza paliwowe, etc. </p><p>&#8207;&#8206; &#8206;</p><h4>SuperHeavy nr 4 i pr&#243;bne &#322;&#261;czenie stopni </h4><p>&#8207;&#8206; &#8206;</p><p>Po prototypach 1-2, wykorzystanych przede wszystkim do przetestowania procesu produkcji ogromnego stopnia no&#347;nego oraz prototypie nr 3, jako pierwszym u&#380;ytym do <em>static fire</em>, SuperHeavy nr 4 szykowany jest obecnie do historycznego lotu, tworz&#261;c par&#281; ze Statkiem nr 20. Oba stopnie zosta&#322;y ju&#380; testowo spasowane na platformie startowej. Tu zdj&#281;cia m&#243;wi&#261; same za siebie, a zatem niech za opis pos&#322;u&#380;y nam skromna galeria:</p><h5>[Wykorzystane w tek&#347;cie fotografie pochodz&#261; z oficjalnych kana&#322;&#243;w SpaceX, z twitterowego konta Elona Muska oraz od reporter&#243;w na miejscu, kt&#243;rzy niestrudzenie dokumentuj&#261; post&#281;py prac nad Starshipem &#8211; na Twitterze s&#261; to m.in.: <em>@BocaChicaGal, @SpacePadreIsle, @NASASpaceflight, @cnunezimages, @TrevorMahlmann, @RGVaerialphotos</em>]</h5><p></p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!13M6!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F23c4a76c-48a7-4354-a36d-7073839fe13d_1536x2048.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" 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srcset="https://substackcdn.com/image/fetch/$s_!qYNl!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F6d0ffd1a-df5b-490b-a51d-4b42af09b446_1080x810.jpeg 424w, https://substackcdn.com/image/fetch/$s_!qYNl!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F6d0ffd1a-df5b-490b-a51d-4b42af09b446_1080x810.jpeg 848w, https://substackcdn.com/image/fetch/$s_!qYNl!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F6d0ffd1a-df5b-490b-a51d-4b42af09b446_1080x810.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!qYNl!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F6d0ffd1a-df5b-490b-a51d-4b42af09b446_1080x810.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!n1K9!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb498432d-0c01-48d1-8fb4-ce9a7b61573f_3840x2560.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!n1K9!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb498432d-0c01-48d1-8fb4-ce9a7b61573f_3840x2560.jpeg 424w, https://substackcdn.com/image/fetch/$s_!n1K9!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb498432d-0c01-48d1-8fb4-ce9a7b61573f_3840x2560.jpeg 848w, https://substackcdn.com/image/fetch/$s_!n1K9!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb498432d-0c01-48d1-8fb4-ce9a7b61573f_3840x2560.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!n1K9!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb498432d-0c01-48d1-8fb4-ce9a7b61573f_3840x2560.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!n1K9!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb498432d-0c01-48d1-8fb4-ce9a7b61573f_3840x2560.jpeg" width="482" height="321.44368131868134" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/b498432d-0c01-48d1-8fb4-ce9a7b61573f_3840x2560.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:971,&quot;width&quot;:1456,&quot;resizeWidth&quot;:482,&quot;bytes&quot;:484807,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!n1K9!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb498432d-0c01-48d1-8fb4-ce9a7b61573f_3840x2560.jpeg 424w, https://substackcdn.com/image/fetch/$s_!n1K9!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb498432d-0c01-48d1-8fb4-ce9a7b61573f_3840x2560.jpeg 848w, https://substackcdn.com/image/fetch/$s_!n1K9!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb498432d-0c01-48d1-8fb4-ce9a7b61573f_3840x2560.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!n1K9!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb498432d-0c01-48d1-8fb4-ce9a7b61573f_3840x2560.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p>&#8207;&#8206; &#8206;</p><p>&#8207;&#8206; &#8206;</p><h4><em>Starbase</em> &#8211; spojrzenie w przesz&#322;o&#347;&#263; oraz plany na 2022 rok</h4><p>&#8207;&#8206; &#8206;</p><p>Warto doceni&#263; w tym miejscu drog&#281;, jak&#261; flagowy projekt Elona Muska przeby&#322; w ostatnie trzy lata. Na ostatnim zdj&#281;ciu wy&#380;ej widzimy funkcjonalny prototyp rakiety o <strong>ponad dwukrotnie wi&#281;kszym ci&#261;gu od Saturna V</strong> &#8211; tak dzie&#322;o von Brauna wygl&#261;da&#322;oby na tym samym stanowisku startowym:</p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!W8j2!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2aeb7659-dfba-4a47-9bcf-ce46d90dd85d_4096x3022.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!W8j2!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2aeb7659-dfba-4a47-9bcf-ce46d90dd85d_4096x3022.jpeg 424w, https://substackcdn.com/image/fetch/$s_!W8j2!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2aeb7659-dfba-4a47-9bcf-ce46d90dd85d_4096x3022.jpeg 848w, https://substackcdn.com/image/fetch/$s_!W8j2!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2aeb7659-dfba-4a47-9bcf-ce46d90dd85d_4096x3022.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!W8j2!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2aeb7659-dfba-4a47-9bcf-ce46d90dd85d_4096x3022.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!W8j2!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2aeb7659-dfba-4a47-9bcf-ce46d90dd85d_4096x3022.jpeg" width="1456" height="1074" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/2aeb7659-dfba-4a47-9bcf-ce46d90dd85d_4096x3022.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:1074,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:433292,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!W8j2!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2aeb7659-dfba-4a47-9bcf-ce46d90dd85d_4096x3022.jpeg 424w, https://substackcdn.com/image/fetch/$s_!W8j2!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2aeb7659-dfba-4a47-9bcf-ce46d90dd85d_4096x3022.jpeg 848w, https://substackcdn.com/image/fetch/$s_!W8j2!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2aeb7659-dfba-4a47-9bcf-ce46d90dd85d_4096x3022.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!W8j2!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2aeb7659-dfba-4a47-9bcf-ce46d90dd85d_4096x3022.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Por&#243;wnanie rozmiar&#243;w Starshipa oraz Saturna V <em>[@InfographicTony via Twitter]</em></figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><p>Patrz&#261;c na powy&#380;sz&#261; infografik&#281; kluczowe jest u&#347;wiadomienie sobie, i&#380; w przypadku Saturna (podobnie jak w systemie SLS, przygotowywanym obecnie przez NASA pod k&#261;tem programu Artemis), wynoszona na orbit&#281; jest jedynie jego niewielka cz&#281;&#347;&#263; (oko&#322;o 1/10 masy rakiety, nie uwzgl&#281;dniaj&#261;c paliwa), a dok&#322;adnie elementy widoczne pomi&#281;dzy &#8222;iglic&#261;&#8221; (system ucieczki kapsu&#322;y Apollo, widocznej jako bia&#322;y sto&#380;ek na szczycie rakiety &#8211; wi&#281;cej o elementach sk&#322;adowych Saturna V dowiesz si&#281; z <a href="https://www.youtube.com/watch?v=8dpkmUjJ8xU">tego, znakomitego video</a>) a najwy&#380;szym, czarnym pier&#347;cieniem. System SpaceX jest pod tym wzgl&#281;dem diametralnie r&#243;&#380;ny, gdy&#380; ca&#322;y, g&#243;rny cz&#322;on (na wizualizacji pokryty p&#322;ytkami izolacji termicznej) rakiety stanowi uniwersalnego przeznaczenia statek kosmiczny, a poza tym oba stopnie b&#281;d&#261; docelowo u&#380;ywane wielokrotnie, by&#263; mo&#380;e nawet po kilkadziesi&#261;t razy. </p><p>Nie ulega &#380;adnej w&#261;tpliwo&#347;ci (uzasadnia&#322;em to szczeg&#243;&#322;owo w poprzednim artykule), &#380;e udane wyniesienie Starshipa na orbit&#281;, niezale&#380;nie od powodzenia powrotu na Ziemi&#281; przy pierwszej pr&#243;bie, zapocz&#261;tkuje now&#261;, ekscytuj&#261;c&#261; er&#281; podboju kosmosu. A poniewa&#380; &#347;wi&#281;ta to dla wielu nostalgiczny okres, przypomnijmy sobie pocz&#261;tki statku w Boca Chica, gdzie pierwszy prototyp konstruowany by&#322; dos&#322;ownie pod namiotem (tudzie&#380; pod chmurk&#261;) i wygl&#261;da&#322; tak:</p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!2U3D!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2e32c8bf-8d7a-4feb-9728-8e2e1c499217_540x399.gif" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!2U3D!,w_424,c_limit,f_webp,q_auto:good,fl_lossy/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2e32c8bf-8d7a-4feb-9728-8e2e1c499217_540x399.gif 424w, https://substackcdn.com/image/fetch/$s_!2U3D!,w_848,c_limit,f_webp,q_auto:good,fl_lossy/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2e32c8bf-8d7a-4feb-9728-8e2e1c499217_540x399.gif 848w, https://substackcdn.com/image/fetch/$s_!2U3D!,w_1272,c_limit,f_webp,q_auto:good,fl_lossy/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2e32c8bf-8d7a-4feb-9728-8e2e1c499217_540x399.gif 1272w, https://substackcdn.com/image/fetch/$s_!2U3D!,w_1456,c_limit,f_webp,q_auto:good,fl_lossy/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2e32c8bf-8d7a-4feb-9728-8e2e1c499217_540x399.gif 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!2U3D!,w_1456,c_limit,f_auto,q_auto:good,fl_lossy/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2e32c8bf-8d7a-4feb-9728-8e2e1c499217_540x399.gif" width="540" height="399" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/2e32c8bf-8d7a-4feb-9728-8e2e1c499217_540x399.gif&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:399,&quot;width&quot;:540,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:10192790,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/gif&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!2U3D!,w_424,c_limit,f_auto,q_auto:good,fl_lossy/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2e32c8bf-8d7a-4feb-9728-8e2e1c499217_540x399.gif 424w, https://substackcdn.com/image/fetch/$s_!2U3D!,w_848,c_limit,f_auto,q_auto:good,fl_lossy/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2e32c8bf-8d7a-4feb-9728-8e2e1c499217_540x399.gif 848w, https://substackcdn.com/image/fetch/$s_!2U3D!,w_1272,c_limit,f_auto,q_auto:good,fl_lossy/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2e32c8bf-8d7a-4feb-9728-8e2e1c499217_540x399.gif 1272w, https://substackcdn.com/image/fetch/$s_!2U3D!,w_1456,c_limit,f_auto,q_auto:good,fl_lossy/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2e32c8bf-8d7a-4feb-9728-8e2e1c499217_540x399.gif 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p>&#8207;&#8206; &#8206;</p><p>Od wykonania uj&#281;&#263; wy&#380;ej (a wspomnijmy, i&#380; niewiele p&#243;&#378;niej g&#243;rna po&#322;owa statku zosta&#322;a&#8230; zerwana przez silny wiatr<a class="footnote-anchor" data-component-name="FootnoteAnchorToDOM" id="footnote-anchor-1" href="#footnote-1" target="_self">1</a>) do pr&#243;bnego lotu SN8 min&#281;&#322;y nieca&#322;e dwa lata. </p><p>W ka&#380;dym, kolejnym prototypie implementowano szereg usprawnie&#324;, czego przyk&#322;adem s&#261; chocia&#380;by takie detale jak wi&#261;zki okablowania (zbli&#380;enie poni&#380;ej).</p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!z0Bb!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fd4c5b1fb-d090-4a18-9361-244d9540f123_1600x1067.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!z0Bb!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fd4c5b1fb-d090-4a18-9361-244d9540f123_1600x1067.jpeg 424w, https://substackcdn.com/image/fetch/$s_!z0Bb!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fd4c5b1fb-d090-4a18-9361-244d9540f123_1600x1067.jpeg 848w, https://substackcdn.com/image/fetch/$s_!z0Bb!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fd4c5b1fb-d090-4a18-9361-244d9540f123_1600x1067.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!z0Bb!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fd4c5b1fb-d090-4a18-9361-244d9540f123_1600x1067.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!z0Bb!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fd4c5b1fb-d090-4a18-9361-244d9540f123_1600x1067.jpeg" width="1456" height="971" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/d4c5b1fb-d090-4a18-9361-244d9540f123_1600x1067.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:971,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:173406,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!z0Bb!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fd4c5b1fb-d090-4a18-9361-244d9540f123_1600x1067.jpeg 424w, https://substackcdn.com/image/fetch/$s_!z0Bb!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fd4c5b1fb-d090-4a18-9361-244d9540f123_1600x1067.jpeg 848w, https://substackcdn.com/image/fetch/$s_!z0Bb!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fd4c5b1fb-d090-4a18-9361-244d9540f123_1600x1067.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!z0Bb!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fd4c5b1fb-d090-4a18-9361-244d9540f123_1600x1067.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Wszystkie prototypy, kt&#243;re zosta&#322;y do tej pory przetestowane w locie. <em>[@TrevorMahlmann via Twitter]</em></figcaption></figure></div><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!Om5P!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fc72aece2-8789-4489-8788-9d9973eba655_958x744.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!Om5P!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fc72aece2-8789-4489-8788-9d9973eba655_958x744.jpeg 424w, https://substackcdn.com/image/fetch/$s_!Om5P!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fc72aece2-8789-4489-8788-9d9973eba655_958x744.jpeg 848w, https://substackcdn.com/image/fetch/$s_!Om5P!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fc72aece2-8789-4489-8788-9d9973eba655_958x744.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!Om5P!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fc72aece2-8789-4489-8788-9d9973eba655_958x744.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!Om5P!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fc72aece2-8789-4489-8788-9d9973eba655_958x744.jpeg" width="362" height="281.1356993736952" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/c72aece2-8789-4489-8788-9d9973eba655_958x744.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:744,&quot;width&quot;:958,&quot;resizeWidth&quot;:362,&quot;bytes&quot;:49139,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!Om5P!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fc72aece2-8789-4489-8788-9d9973eba655_958x744.jpeg 424w, https://substackcdn.com/image/fetch/$s_!Om5P!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fc72aece2-8789-4489-8788-9d9973eba655_958x744.jpeg 848w, https://substackcdn.com/image/fetch/$s_!Om5P!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fc72aece2-8789-4489-8788-9d9973eba655_958x744.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!Om5P!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fc72aece2-8789-4489-8788-9d9973eba655_958x744.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p>Skal&#281; ca&#322;ego przedsi&#281;wzi&#281;cia wida&#263; doskonale z lotu ptaka &#8211; poni&#380;sze zdj&#281;cia zosta&#322;y wykonane w odst&#281;pie nieco ponad trzech lat (07.2018 vs 10.2021):</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!IyeD!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F87d904cf-0321-410a-809a-1b19feb71277_6672x1919.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!IyeD!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F87d904cf-0321-410a-809a-1b19feb71277_6672x1919.jpeg 424w, https://substackcdn.com/image/fetch/$s_!IyeD!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F87d904cf-0321-410a-809a-1b19feb71277_6672x1919.jpeg 848w, https://substackcdn.com/image/fetch/$s_!IyeD!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F87d904cf-0321-410a-809a-1b19feb71277_6672x1919.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!IyeD!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F87d904cf-0321-410a-809a-1b19feb71277_6672x1919.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!IyeD!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F87d904cf-0321-410a-809a-1b19feb71277_6672x1919.jpeg" width="1100" height="316" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/87d904cf-0321-410a-809a-1b19feb71277_6672x1919.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:316,&quot;width&quot;:1100,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:1467160,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!IyeD!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F87d904cf-0321-410a-809a-1b19feb71277_6672x1919.jpeg 424w, https://substackcdn.com/image/fetch/$s_!IyeD!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F87d904cf-0321-410a-809a-1b19feb71277_6672x1919.jpeg 848w, https://substackcdn.com/image/fetch/$s_!IyeD!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F87d904cf-0321-410a-809a-1b19feb71277_6672x1919.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!IyeD!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F87d904cf-0321-410a-809a-1b19feb71277_6672x1919.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><p>W pogoni za optymalizacj&#261; operacji w Starbase zdaje si&#281; te&#380;, &#380;e firma Muska zacz&#281;&#322;a odchodzi&#263; od wynajmowania ci&#281;&#380;kiego sprz&#281;tu na rzecz posiadania w&#322;asnego:</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!9-tE!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F99fdcbe1-a11e-418e-afa5-61767c65ca7c_2279x1284.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!9-tE!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F99fdcbe1-a11e-418e-afa5-61767c65ca7c_2279x1284.png 424w, https://substackcdn.com/image/fetch/$s_!9-tE!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F99fdcbe1-a11e-418e-afa5-61767c65ca7c_2279x1284.png 848w, https://substackcdn.com/image/fetch/$s_!9-tE!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F99fdcbe1-a11e-418e-afa5-61767c65ca7c_2279x1284.png 1272w, https://substackcdn.com/image/fetch/$s_!9-tE!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F99fdcbe1-a11e-418e-afa5-61767c65ca7c_2279x1284.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!9-tE!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F99fdcbe1-a11e-418e-afa5-61767c65ca7c_2279x1284.png" width="1456" height="820" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/99fdcbe1-a11e-418e-afa5-61767c65ca7c_2279x1284.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:820,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:910523,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!9-tE!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F99fdcbe1-a11e-418e-afa5-61767c65ca7c_2279x1284.png 424w, https://substackcdn.com/image/fetch/$s_!9-tE!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F99fdcbe1-a11e-418e-afa5-61767c65ca7c_2279x1284.png 848w, https://substackcdn.com/image/fetch/$s_!9-tE!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F99fdcbe1-a11e-418e-afa5-61767c65ca7c_2279x1284.png 1272w, https://substackcdn.com/image/fetch/$s_!9-tE!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F99fdcbe1-a11e-418e-afa5-61767c65ca7c_2279x1284.png 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><p>Z kolei sam Musk, by nie marnowa&#263; cennego czasu na dojazdy/doloty, przeprowadzi&#322; si&#281; na miejsce, najpierw do 35-metrowego domku (zdj&#281;cie ni&#380;ej) z prefabrykat&#243;w firmy Boxable (w kt&#243;rej obj&#261;&#322; te&#380; 20% udzia&#322;&#243;w), za&#347; obecnie mieszka na co dzie&#324; w jednym z wykupionych przez SpaceX dom&#243;w jednorodzinnych w Boca Chica (wszystkie prywatne domy Muska zosta&#322;y sprzedane, w&#322;&#261;cznie z rodzinn&#261; rezydencj&#261; pod San Francisco &#8211; by&#322;a to ostatnia, posiadana przez niego nieruchomo&#347;&#263;). </p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!phlx!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fae3968d6-330d-4cc5-9782-dec00678803b_1430x946.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!phlx!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fae3968d6-330d-4cc5-9782-dec00678803b_1430x946.png 424w, https://substackcdn.com/image/fetch/$s_!phlx!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fae3968d6-330d-4cc5-9782-dec00678803b_1430x946.png 848w, https://substackcdn.com/image/fetch/$s_!phlx!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fae3968d6-330d-4cc5-9782-dec00678803b_1430x946.png 1272w, https://substackcdn.com/image/fetch/$s_!phlx!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fae3968d6-330d-4cc5-9782-dec00678803b_1430x946.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!phlx!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fae3968d6-330d-4cc5-9782-dec00678803b_1430x946.png" width="1430" height="946" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/ae3968d6-330d-4cc5-9782-dec00678803b_1430x946.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:946,&quot;width&quot;:1430,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:668797,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!phlx!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fae3968d6-330d-4cc5-9782-dec00678803b_1430x946.png 424w, 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role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p>&#8207;&#8206; &#8206;</p><p>Chocia&#380; teksa&#324;ska Starbase bywa ju&#380; nazywana &#8222;bram&#261; na Marsa&#8221;, projekt tej skali nie mo&#380;e by&#263; uzale&#380;niony od jednej lokalizacji geograficznej. Sp&#243;&#322;ka rozpocz&#281;&#322;a ju&#380; budow&#281; analogicznej (acz usprawnionej) platformy startowej na obszarze Kennedy Space Center (w miejscu okre&#347;lanym jako &#8222;kompleks 39A&#8221;), gdzie z czasem zostanie prawdopodobnie uruchomiona r&#243;wnoleg&#322;a do Boca Chica produkcja Starship&#243;w.</p><p>Co wi&#281;cej, w tym miesi&#261;cu do NASA trafi&#322; wniosek o wykonanie analizy &#347;rodowiskowej innego terenu (LC49), na potrzeby jego adaptacji pod wymogi orbitalnych start&#243;w. By&#322;aby to sz&#243;sta platforma do obs&#322;ugi Starshipa, licz&#261;c t&#281; sko&#324;czon&#261; (prawie) i pi&#281;&#263; planowanych (dwie oceaniczne, kolejna wie&#380;a w Boca oraz dwie na Florydzie) &#8211; ten prospekt wykracza jednak daleko poza rok 2022, gdy&#380; LC49 to obecnie <em>de facto</em>&#8230; c&#243;&#380;, bagno. Wykonanie tam niezb&#281;dnej infrastruktury, pocz&#261;wszy od podstawowych prac ziemnych, jawi si&#281; jako zdecydowanie bardziej czasoch&#322;onne przedsi&#281;wzi&#281;cie ni&#380; oddanie do u&#380;ytku <a href="https://texasbocachica.substack.com/p/spacex-aktualizacja-z-boca-chica#:~:text=%C3%B3wcze%C5%9Bnie%20opisywa%C5%82%20Starshipa).-,Starty%20z%20wody,-W%20styczniu%20zosta%C5%82y">Phobosa i Deimosa</a>. Tym bardziej, &#380;e same formalno&#347;ci mog&#261; teoretycznie ciagn&#261;&#263; si&#281; latami. </p><p><em>A propos&#8230;</em></p><div><hr></div><h3><strong>Ocena &#347;rodowiskowa Starbase</strong> i komentarze publiczne</h3><div><hr></div><p>W pa&#378;dzierniku Federalna Administracja Lotnictwa wys&#322;ucha&#322;a, podczas dw&#243;ch otwartych sesji, publicznych komentarzy na temat wst&#281;pnej oceny &#347;rodowiskowej, poprzedzaj&#261;cej wydanie SpaceX licencji na kolejne starty z Boca Chica, w tym na testowe loty orbitalne. </p><p>Zainteresowani kontynuacj&#261; (lub domagaj&#261;cy si&#281; jej braku) prac nad Starshipem w Teksasie mieli 3 minuty na przedstawienie argument&#243;w. </p><p>Przewa&#380;aj&#261;ca cz&#281;&#347;&#263; g&#322;os&#243;w (oko&#322;o 75%) wyra&#380;a&#322;a stanowcze wsparcie dla SpaceX, co mia&#322;o zapewne zwi&#261;zek z pro&#347;b&#261; Muska na Twitterze:</p><p>&#8207;&#8206; &#8206;</p><div class="twitter-embed" data-attrs="{&quot;url&quot;:&quot;https://twitter.com/elonmusk/status/1451923868050939907&quot;,&quot;full_text&quot;:&quot;Your support makes a big difference! Please let the FAA know your opinion. &quot;,&quot;username&quot;:&quot;elonmusk&quot;,&quot;name&quot;:&quot;Elon Musk&quot;,&quot;profile_image_url&quot;:&quot;&quot;,&quot;date&quot;:&quot;Sat Oct 23 14:50:00 +0000 2021&quot;,&quot;photos&quot;:[],&quot;quoted_tweet&quot;:{&quot;full_text&quot;:&quot;Yesterday, Elon announced Starship's first orbital launch attempt by next month, pending regulatory approval. You have one week to help make that happen! \nSubmit comments for your support to FAA by Nov 1:\n\nEMAIL FORM - https://t.co/Ul6kFYbHSg\nEIS - https://t.co/j2OgKsSqKS https://t.co/T0uvPTaEfT&quot;,&quot;username&quot;:&quot;SpacePadreIsle&quot;,&quot;name&quot;:&quot;SPadre&quot;},&quot;reply_count&quot;:0,&quot;retweet_count&quot;:6349,&quot;like_count&quot;:59116,&quot;impression_count&quot;:0,&quot;expanded_url&quot;:{},&quot;video_url&quot;:null,&quot;belowTheFold&quot;:true}" data-component-name="Twitter2ToDOM"></div><p>&#8207;&#8206; &#8206;</p><h4><strong>Podsumowanie g&#322;os&#243;w </strong><em><strong>ZA</strong></em></h4><p>&#8207;&#8206; &#8206;</p><p>Zwolennicy dalszego funkcjonowania Starbase wskazywali m.in. na </p><ul><li><p>inwestycje firmy w lokaln&#261; infrastruktur&#281;; </p></li><li><p>doch&#243;d z turystyki oraz powstaj&#261;ce w powi&#261;zaniu ze Starshipem inicjatywy biznesowe, w tym fotograf&#243;w, video-bloger&#243;w i artyst&#243;w og&#243;&#322;em (swoimi trzema minutami na wypowied&#378; podzieli&#322;a si&#281; np. malarka, opowiadaj&#261;c o inspiracji, jakiej dostarczaj&#261; jej widoki konstruowanych pod go&#322;ym niebem rakiet);</p></li><li><p>kreacj&#281; tysi&#281;cy miejsc pracy (z czego ponad 2 tys. ludzi, dotychczas, zosta&#322;o zatrudnionych spo&#347;r&#243;d rezydent&#243;w Brownsville i okolic); </p></li><li><p>nowe pokolenie in&#380;ynier&#243;w, dla kt&#243;rych sukcesy SpaceX s&#261; impulsem do obrania kierunku kszta&#322;cenia (zosta&#322;o r&#243;wnie&#380; wspomniane, &#380;e firma Muska przekaza&#322;a ponad 20 milion&#243;w dolar&#243;w na rzecz miejscowych szk&#243;&#322;). </p></li></ul><p>&#8207;&#8206; &#8206;</p><p>Ponadto, w &#8222;co drugiej&#8221; opinii wspieraj&#261;cej mo&#380;na by&#322;o us&#322;ysze&#263;, jaki wp&#322;yw psychologiczny na ludzi ma dzia&#322;alno&#347;&#263; SpaceX. Np. piel&#281;gniarka z lokalnej szko&#322;y opowiada&#322;a o &#8222;b&#322;ysku w oczach&#8221;, jaki widzi u dzieci za ka&#380;dym razem, gdy pojawia si&#281; w&#261;tek testowanych w Teksasie rakiet. Inny mieszkaniec Brownsville wspomina&#322;, &#380;e w jego stronach dominowa&#322;o dot&#261;d poczucie braku nadziei i perspektyw na przysz&#322;o&#347;&#263;, co zmieni&#322;o si&#281; o 180 stopni wraz z przybyciem Muska. &#8222;Znajduj&#281; wzruszaj&#261;cym i pi&#281;knym&#8221; to, jak przyj&#281;ta zosta&#322;a u nas wizja &#8222;nowej ery dla ludzko&#347;ci&#8221; &#8211; relacjonowa&#322;. </p><p>Sesja pierwsza zako&#324;czy&#322;a si&#281; wyj&#261;tkowo emocjonalnym apelem reprezentuj&#261;cej rad&#281; miejsk&#261; Brownsville Jessici Tetreau-Kalifa, kt&#243;ra zwi&#281;&#378;le opisa&#322;a pozytywny wp&#322;yw firmy Muska na lokaln&#261; spo&#322;eczno&#347;&#263;, &#8222;przed pojawieniem si&#281; SpaceX jedn&#261; z najbiedniejszych w USA&#8221;. Ekspansja Starbase &#8222;zmieni&#322;a wszystko&#8221;, od aspekt&#243;w ekonomicznych po postrzeganie ca&#322;ego regionu. &#8222;W imieniu naszych mieszka&#324;c&#243;w nie prosz&#281;, a b&#322;agam FAA o zezwolenie na dalszy rozw&#243;j SpaceX&#8221;, us&#322;yszeli&#347;my w podsumowaniu jej wypowiedzi.  </p><p>Osoby wypowiadaj&#261;ce si&#281; &#8222;za&#8221; ekspansj&#261; Starbase sprawia&#322;y, co do zasady, wra&#380;enie lepiej przygotowanych merytorycznie, cho&#263; nie brakowa&#322;o r&#243;wnie&#380; argument&#243;w zgo&#322;a niemerytorycznej natury (jedna z os&#243;b wykorzysta&#322;a sw&#243;j czas na cytat z Ksi&#281;gi Rodzaju, argumentuj&#261;c na jego podstawie, i&#380; B&#243;g oczekuje od ludzko&#347;ci si&#281;gania gwiazd, za&#347; aktywne wstrzymywanie SpaceX godzi w ten boski plan), a nawet cios&#243;w poni&#380;ej pasa &#8211; pad&#322;o m.in. pytanie do FAA, ile czasu zaj&#281;&#322;o agencji zatwierdzenie zmiany oprogramowania w Boeingu 737 Max, kt&#243;ra doprowadzi&#322;a do dw&#243;ch katastrof i &#347;mierci 346 os&#243;b. Oczywi&#347;cie, nie mo&#380;na uzna&#263; takich g&#322;os&#243;w za konstruktywne.</p><p>Dzwoni&#261;cy uderzali te&#380; regularnie w patriotyczne nuty, wskazuj&#261;c na zas&#322;ugi SpaceX w uniezale&#380;nieniu NASA od Rosji, wag&#281; utrzymania przewagi nad Chinami, czy nazywaj&#261;c projekt Muska &#8222;programem Apollo XXI wieku&#8221;. Jedna z os&#243;b sformu&#322;owa&#322;a retoryczne pytanie, czy w latach 60. FAA blokowa&#322;aby miesi&#261;cami starty z Centrum Kennedy&#8217;ego (natomiast inny dzwoni&#261;cy zauwa&#380;y&#322;, &#380;e na przyl&#261;dku Canaveral swoje siedliska ma znacznie wi&#281;cej gatunk&#243;w, w tym zagro&#380;onych, kt&#243;rym startuj&#261;ce rakiety zdaj&#261; si&#281; nie przeszkadza&#263;). </p><p>Pojawi&#322;y si&#281; te&#380; zarzuty podatno&#347;ci FAA na lobbing &#8211; komentuj&#261;cy podnosi&#322;, &#380;e gdyby chodzi&#322;o o kolejny odwiert naftowy w okolicy, to wszelkie pozwolenia by&#322;yby czyst&#261; formalno&#347;ci&#261;, a sam proces b&#322;yskawiczny (z tym, &#380;e FAA nie by&#322;aby w tego typu proces zaanga&#380;owana, gdy&#380; odwierty nie le&#380;&#261; w jej gestii &#8211; ww. krytyk&#281; nale&#380;y interpretowa&#263;, rzecz jasna, jako pewn&#261; hiberbole dot. organ&#243;w kontrolnych og&#243;&#322;em). </p><p>Rzeczywi&#347;cie, pewne poszlaki negatywnego lobbingu da&#322;o si&#281; zauwa&#380;y&#263; nawet w publicznych wys&#322;uchaniach &#8211; pojawi&#322;o si&#281; np. wiele opinii, jakoby FAA dopu&#347;ci&#322;a si&#281; z&#322;amania prawa, nie publikuj&#261;c materia&#322;&#243;w oraz nie prowadz&#261;c ca&#322;ego procesu r&#243;wnie&#380; w j&#281;zyku hiszpa&#324;skim (z uwagi na hiszpa&#324;skoj&#281;zyczn&#261; mniejszo&#347;&#263; w regionie &#8211; pad&#322;o m.in. okre&#347;lenie <em>racial injustice</em>) &#8211; co &#8222;zaskakuj&#261;ce&#8221; (zak&#322;adaj&#261;c, &#380;e nie by&#322;oby tu koordynacji), wszystkie, oburzone brakiem dwuj&#281;zyczno&#347;ci osoby domaga&#322;y si&#281; jednocze&#347;nie kategorycznego zakazu dla dalszej dzia&#322;alno&#347;ci SpaceX, a przynajmniej rozpocz&#281;cia przez FAA procesu oceny &#347;rodowiskowej od nowa (przez brak hiszpa&#324;skoj&#281;zycznej procedury w pierwszym podej&#347;ciu). </p><p>Wspieraj&#261;cy operacj&#281; w Boca Chica, b&#281;d&#261;cy w liczebnej przewadze (aczkolwiek trzeba odnotowa&#263;, &#380;e w wi&#281;kszo&#347;ci nie by&#322;y to osoby mieszkaj&#261;ce w pobli&#380;u), niejednokrotnie odnosili si&#281; do wypowiedzi swoich krytycznych poprzednik&#243;w, dementuj&#261;c niekt&#243;re tezy i na bie&#380;&#261;co przedstawiaj&#261;c kontrargumenty, niekiedy podparte konkretnymi danymi. </p><p>Przyk&#322;adowo, w kontrze do stwierdze&#324; na temat rzekomego, destrukcyjnego wp&#322;ywu dzia&#322;alno&#347;ci Muska na dzik&#261; przyrod&#281; i zamieszkuj&#261;ce okoliczne tereny gatunki (w tym 10 zagro&#380;onych, z czego po&#322;owa to &#380;&#243;&#322;wie), kilkukrotnie przywo&#322;ane zosta&#322;y <a href="https://www.youtube.com/watch?v=cW1-umrAtAM">wysi&#322;ki SpaceX</a> na rzecz ratowania &#380;&#243;&#322;wi (<strong>&#380;&#243;&#322;wie powr&#243;c&#261; w artykule </strong><em><strong>Promieniowanie kosmiczne a podr&#243;&#380;e mi&#281;dzyplanetarne cz. III</strong></em><a class="footnote-anchor" data-component-name="FootnoteAnchorToDOM" id="footnote-anchor-2" href="#footnote-2" target="_self">2</a>).</p><p>Dzwoni&#261;cy, przedstawiaj&#261;cy si&#281; jako in&#380;ynier bran&#380;y <em>aerospace</em> oraz <em>lifelong environmentalist </em>nadmieni&#322; r&#243;wnie&#380;, &#380;e pracowa&#322; dla indyjskiej agencji kosmicznej i na obszarze tamtejszego kosmodromu roztoczona by&#322;a kompleksowa ochrona nad &#380;&#243;&#322;wiami. &#8222;Sk&#261;dkolwiek startowa&#322;yby rakiety, takie problemy zawsze b&#281;d&#261; si&#281; pojawia&#263; i da si&#281; je skutecznie rozwi&#261;zywa&#263;&#8221; &#8211; kontynuowa&#322;. </p><p>Ten sam komentuj&#261;cy pyta&#322; r&#243;wnie&#380; retorycznie, sk&#261;d narracja o dziewiczych terenach i chronionych siedliskach, skoro wyspa South Padre jest stale urbanizowana, a w promieniu kilku kilometr&#243;w od Starbase dzia&#322;a cho&#263;by strzelnica czy hipermarket Wallmart. </p><p>Je&#347;li chodzi o kwestie zwi&#261;zane z szeroko poj&#281;t&#261; ochron&#261; &#347;rodowiska naturalnego, podniesiony zosta&#322; te&#380; fakt przekazania przez Muska 100 milion&#243;w dolar&#243;w na rekordowo wysok&#261; X-Prize, w celu opracowania technologii wydajnej absorpcji CO2 z atmosfery.</p><p>&#8207;&#8206; &#8206;</p><h4><strong>Podsumowanie g&#322;os&#243;w </strong><em><strong>PRZECIW</strong></em></h4><p>&#8207;&#8206; &#8206;</p><p>Destyluj&#261;c z kilkudziesi&#281;ciu zg&#322;osze&#324; (spo&#347;r&#243;d tych g&#322;osowych &#8211; poza nimi FAA przyjmowa&#322;a tak&#380;e wnioski pisemne) esencj&#281; argument&#243;w na rzecz restrykcji dla SpaceX oraz zlecenia wykonania bardziej skrupulatnych analiz, mo&#380;na wymieni&#263;:</p><ul><li><p>kwesti&#281; tego, sk&#261;d SpaceX zamierza czerpa&#263; w du&#380;ych ilo&#347;ciach gaz ziemny (czy b&#281;dzie on wydobywany lokalnie i transportowany po&#322;o&#380;onym w tym celu gazoci&#261;giem, czy np. dowo&#380;ony cysternami) i jaki b&#281;dzie to mia&#322;o wp&#322;yw na &#347;rodowisko naturalne &#8211; w mojej osobistej ocenie, w&#261;tpliwo&#347;ci te w istocie maj&#261; solidny grunt, a oczekiwanie cz&#281;&#347;ci spo&#322;eczno&#347;ci lokalnej, by sp&#243;&#322;ka si&#281; tu &#8222;dookre&#347;li&#322;a&#8221;, nale&#380;y uzna&#263; uzasadnione;</p></li><li><p>jak budowa &#8222;miasta Starbase&#8221; wp&#322;ynie na wzrost cen nieruchomo&#347;ci (jest to argument <em>na nie</em> dla tych, kt&#243;rzy jeszcze nie maj&#261; w&#322;asnej nieruchomo&#347;ci); </p></li><li><p>wielokrotnie mo&#380;na by&#322;o us&#322;ysze&#263; has&#322;o o tym, &#380;e w pierwszej kolejno&#347;ci nale&#380;y &#8222;ratowa&#263; planet&#281;&#8221;, zamiast przeznacza&#263; &#8222;wsp&#243;lne zasoby&#8221; na loty w kosmos. </p><p>&#8207;&#8206; &#8206;</p></li></ul><p>Niema&#322;e kontrowersj&#281; wzbudza&#322; r&#243;wnie&#380; temat ograniczonego dost&#281;pu do pla&#380;y &#8211; pod adresem SpaceX pada&#322;y bardzo ostre s&#322;owa, mowa by&#322;a m.in. o &#8222;obrzydliwych kolonizatorach&#8221; (<em>disgusting colonizers</em>) oraz &#8222;rasizmie &#347;rodowiskowym&#8221; (<em>environmental racism</em>), tj. o tym, &#380;e mniej zamo&#380;na mniejszo&#347;&#263; etniczna pozbawiana jest (okazjonalnie) mo&#380;liwo&#347;ci pla&#380;owania. </p><p>Postulatem os&#243;b, przedstawiaj&#261;cych powy&#380;sze argumenty (cz&#281;sto w imieniu r&#243;&#380;nych organizacji) by&#322;o, aby FAA uwarunkowa&#322;a pozwolenie dla SpaceX przed&#322;o&#380;eniem &#8222;pe&#322;nego raportu wp&#322;ywu na &#347;rodowisko&#8221;. W praktyce, taki wym&#243;g m&#243;g&#322;by oznacza&#263; nawet lata przestoju &#8211; Musk musia&#322;by wtedy podj&#261;&#263; decyzj&#281; o przeniesieniu planowanego kosmoportu w inny rejon kraju.</p><p>Ryzyko takiego &#8222;zwrotu akcji&#8221; wydaje si&#281; jednak nik&#322;e, g&#322;&#243;wnie z uwagi na powi&#261;zanie rozwoju projektu Starship z programem Artemis, kt&#243;ry ma dla USA istotne znaczenie geopolityczne, a da si&#281; argumentowa&#263;, &#380;e nawet geostrategiczne. </p><p>Osobi&#347;cie uwa&#380;am, &#380;e w styczniu 2022 r. b&#281;d&#281; m&#243;g&#322; poinformowa&#263; zainteresowanych o pozytywnym zako&#324;czeniu procedury oceny &#347;rodowiskowej przez FAA oraz licencji startowej dla SpaceX.</p><h5><em>AKTUALIZACJA: formalno&#347;ci po stronie FAA mog&#322;y, ale nie zako&#324;czy&#322;y si&#281; z ko&#324;cem roku (termin przesuni&#281;to na 28.02.2022) - wi&#281;cej w moim <a href="https://texasbocachica.substack.com/p/spacex-z-ostatniej-chwili-faa-przesuwa">wpisie</a> z dnia 28.12.</em></h5><p>Zgoda Federalnej Komisji &#321;&#261;czno&#347;ci (FCC) na orbitalny lot prototypu zosta&#322;a ju&#380; wydana (i wa&#380;na jest do 1 marca), a zatem po &#8222;zielonym &#347;wietle&#8221; od FAA oczekiwa&#263; b&#281;dziemy ju&#380; tylko na zako&#324;czenie przygotowa&#324; przez zesp&#243;&#322; w Starbase. </p><p>&#8207;&#8206; &#8206;</p><p><strong>Uwa&#380;asz, &#380;e wi&#281;cej os&#243;b powinno si&#281; dowiedzie&#263; o orbitalnym locie Starshipa lub chcesz podzi&#281;kowa&#263; mi za podsumowania prac nad projektem?</strong> </p><div class="captioned-button-wrap" data-attrs="{&quot;url&quot;:&quot;https://texasbocachica.substack.com/p/swiateczna-aktualizacja-z-boca-chica?utm_source=substack&utm_medium=email&utm_content=share&action=share&quot;,&quot;text&quot;:&quot;Share&quot;}" data-component-name="CaptionedButtonToDOM"><div class="preamble"><p class="cta-caption">Udost&#281;pnij ten wpis znajomym na swoich kana&#322;ach social-mediowych.</p></div><p class="button-wrapper" data-attrs="{&quot;url&quot;:&quot;https://texasbocachica.substack.com/p/swiateczna-aktualizacja-z-boca-chica?utm_source=substack&utm_medium=email&utm_content=share&action=share&quot;,&quot;text&quot;:&quot;Share&quot;}" data-component-name="ButtonCreateButton"><a class="button primary" href="https://texasbocachica.substack.com/p/swiateczna-aktualizacja-z-boca-chica?utm_source=substack&utm_medium=email&utm_content=share&action=share"><span>Share</span></a></p></div><p>&#8207;&#8206; &#8206;</p><p>&#8207;&#8206; &#8206;</p><blockquote><p><strong><code>Na marginesie&#8230;</code></strong></p><p>By zda&#263; rzeteln&#261; relacj&#281; z bie&#380;&#261;cych wydarze&#324; w Boca Chica, zapozna&#322;em si&#281; z wieloma angloj&#281;zycznymi &#378;r&#243;d&#322;ami, w tym z rz&#261;dowymi publikacjami, kt&#243;re w &#8222;wersji surowej&#8221; potrafi&#261; by&#263; do&#347;&#263; nudne;) &#8211; w ich analizie pomaga dobra kawa, dlatego je&#347;li chcesz zmotywowa&#263; mnie do czytania i tym samym przyczyni&#263; si&#281; do powstawania wysokiej jako&#347;ci tre&#347;ci, rozwa&#380; postawienie mi nast&#281;pnej fili&#380;anki:</p><h5><a href="http://buycoffee.to/texasbocachica">buycoffee.to/texasbocachica</a></h5><p>&#8207;&#8206; &#8206;</p><p><strong>Z g&#243;ry dzi&#281;kuj&#281;:)</strong></p><p>&#8207;&#8206; &#8206;</p><p><em>PS. Fundamentaln&#261; dla mnie spraw&#261; jest jednak, by pewna rzecz by&#322;a jasna: je&#347;li zastanawiasz si&#281; od czasu do czasu, czy sta&#263; Ci&#281; na latte z piank&#261;, czy mo&#380;e lepiej odm&#243;wi&#263; sobie wyj&#347;cia do kawiarni i zamiast tego op&#322;aci&#263; Netflix w terminie, akapit powy&#380;ej nie jest adresowany do Ciebie &#8211; nie chcia&#322;bym wywo&#322;a&#263; poczucia, &#380;e wywierana jest na Tobie jakakolwiek presja. Moje artyku&#322;y, w kt&#243;rych omawiam zagadnienia zwi&#261;zane z eksploracj&#261; kosmosu s&#261; i b&#281;d&#261; dost&#281;pne bezp&#322;atnie.</em></p><p><em>Je&#380;eli natomiast obce s&#261; Tobie dylematy z kategorii Netflix czy Starbucks, a chcesz doceni&#263; czas, jaki zosta&#322; w&#322;o&#380;ony w tworzenie dost&#281;pnych tu wpis&#243;w, link wy&#380;ej pozwoli Ci na sprezentowanie mi kawy BLIKiem lub w inny, preferowany spos&#243;b.</em> </p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!VYZ8!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5cf093e-a371-4e5d-874a-bb6403526712_1540x976.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!VYZ8!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5cf093e-a371-4e5d-874a-bb6403526712_1540x976.png 424w, https://substackcdn.com/image/fetch/$s_!VYZ8!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5cf093e-a371-4e5d-874a-bb6403526712_1540x976.png 848w, https://substackcdn.com/image/fetch/$s_!VYZ8!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5cf093e-a371-4e5d-874a-bb6403526712_1540x976.png 1272w, 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https://substackcdn.com/image/fetch/$s_!VYZ8!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5cf093e-a371-4e5d-874a-bb6403526712_1540x976.png 848w, https://substackcdn.com/image/fetch/$s_!VYZ8!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5cf093e-a371-4e5d-874a-bb6403526712_1540x976.png 1272w, https://substackcdn.com/image/fetch/$s_!VYZ8!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5cf093e-a371-4e5d-874a-bb6403526712_1540x976.png 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div></blockquote><p>&#8207;&#8206; &#8206;</p><p>&#8207;&#8206; &#8206;</p><h5>Przypisy:</h5><div class="footnote" data-component-name="FootnoteToDOM"><a id="footnote-1" href="#footnote-anchor-1" class="footnote-number" contenteditable="false" target="_self">1</a><div class="footnote-content"><p>Natomiast dolna po&#322;owa wykona&#322;a <a href="https://www.youtube.com/watch?v=bYb3bfA6_sQ">w pe&#322;ni udany lot testowy</a> i ochrzczona zosta&#322;a Starhopperem. </p></div></div><div class="footnote" data-component-name="FootnoteToDOM"><a id="footnote-2" href="#footnote-anchor-2" class="footnote-number" contenteditable="false" target="_self">2</a><div class="footnote-content"><p>Precyzyjniej, mowa b&#281;dzie o &#380;&#243;&#322;wiach <em>w kosmosie</em>. Zapisz si&#281; do listy subskrypcji, je&#347;li ciekawi Ci&#281;, po co komu &#380;&#243;&#322;wie w kosmosie. </p></div></div>]]></content:encoded></item><item><title><![CDATA[Promieniowanie kosmiczne a podróże międzyplanetarne]]></title><description><![CDATA[Cz&#281;&#347;&#263; druga om&#243;wienia &#8211; ekranowanie pasywne (plus potencja&#322; systemu SpaceX Starship)]]></description><link>https://texasbocachica.substack.com/p/promieniowanie-kosmiczne-a-podroze</link><guid isPermaLink="false">https://texasbocachica.substack.com/p/promieniowanie-kosmiczne-a-podroze</guid><dc:creator><![CDATA[Tex]]></dc:creator><pubDate>Fri, 17 Dec 2021 15:15:49 GMT</pubDate><enclosure url="https://cdn.substack.com/image/fetch/h_600,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8dde7765-1ca5-4840-ae6e-1b34f8a53156_900x582.jpeg" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p><em><strong>Uwaga dla czytaj&#261;cych w formie newslettera:</strong> obj&#281;to&#347;&#263; publikacji przekracza limit Gmaila (innych skrzynek mailowych zapewne te&#380;) &#8211; by poprawnie wy&#347;wietli&#263; tekst oraz wszystkie ilustracje, otw&#243;rz artyku&#322; bezpo&#347;rednio na Substack lub <a href="https://spacex.com.pl/wiadomosci/promieniowanie-kosmiczne-a-podroze-miedzyplanetarne-czesc-druga-omowienia">SpaceX.com.pl</a> (najlepszy polski portal po&#347;wi&#281;cony SpaceX, zawieraj&#261;cy stale aktualizowane informacje o najbli&#380;szych startach oraz obszern&#261; baz&#281; wiedzy).</em></p><div><hr></div><h3>Wst&#281;p</h3><div><hr></div><p>Za&#322;ogowa misja na Czerwon&#261; Planet&#281; mo&#380;liwa jest w okresie dekady, a w najbli&#380;szych 12 latach jest wr&#281;cz prawdopodobna. </p><p>Traktowanie powy&#380;szego zdania jako naiwnej mrzonki by&#322;oby z perspektywy ko&#324;ca 2021 roku b&#322;&#281;dem, lecz bynajmniej nie dzi&#281;ki wzmo&#380;onym ostatnio wysi&#322;kom pa&#324;stwowych instytucji &#8211; te NASA, ESA, a tak&#380;e Chi&#324;ska Narodowa Agencja Kosmiczna we wsp&#243;&#322;pracy z Roskosmosem<a class="footnote-anchor" data-component-name="FootnoteAnchorToDOM" id="footnote-anchor-1" href="#footnote-1" target="_self">1</a>, koncentruj&#261; dzi&#347; na srebrnym globie. Sta&#322;a obecno&#347;&#263; cz&#322;owieka na Ksi&#281;&#380;ycu to plan godny XXI wieku, wymagaj&#261;cy konsekwentnej polityki przysz&#322;ych rz&#261;d&#243;w i przezwyci&#281;&#380;enia licznych trudno&#347;ci technologicznych. Ta nowa arena zmaga&#324; w zaostrzaj&#261;cej si&#281; rywalizacji mi&#281;dzy pot&#281;gami wschodu i zachodu mo&#380;e intrygowa&#263;, jednak niniejszy tekst po&#347;wi&#281;cony jest &#8211; obok w&#261;tku tytu&#322;owego, s&#322;u&#380;&#261;cego nam za o&#347; narracji &#8211; unaocznieniu zmian, czekaj&#261;cych niebawem ca&#322;&#261;, szerok&#261; dziedzin&#281; podboju kosmosu za spraw&#261; w pe&#322;ni komercyjnych podmiot&#243;w oraz przedsi&#281;biorc&#243;w-wizjoner&#243;w, dla kt&#243;rych projekty pozaziemskie stanowi&#261; ambicjonalne rozwini&#281;cie biznesowych dokona&#324;. &nbsp;</p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://www.flickr.com/photos/spacex/51369631902/" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" 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restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Boca Chica Village, Texas: pracownicy SpaceX montuj&#261; orbitalny prototyp statku Starship (S20) na stopniu no&#347;nym (SuperHeavy booster), tworz&#261;c najpot&#281;&#380;niejsz&#261; rakiet&#281; w historii, o docelowym ci&#261;gu silnik&#243;w ponad dwukrotnie wi&#281;kszym ni&#380; w Saturnie V. Podczas startu, stanie si&#281; ona jednocze&#347;nie najci&#281;&#380;szym obiektem, jaki kiedykolwiek oderwa&#322; si&#281; od ziemi. <em>[photo: SpaceX] Uwaga: klikni&#281;cie przenosi do oficjalnego profilu firmy, sk&#261;d mo&#380;na pobra&#263; fotografi&#281; w wysokiej rozdzielczo&#347;ci.</em></figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><p>Prywatne inicjatywy cechuje d&#261;&#380;enie do kosztowo efektywnej realizacji celu, brak istotnego uzale&#380;nienia od przesuni&#281;&#263; w obr&#281;bie bud&#380;etu pa&#324;stwa, a przede wszystkim, nie s&#261; one ograniczone wyobra&#380;eniami kongresmen&#243;w czy dyrektor&#243;w rz&#261;dowych agencji co do tego, jak <em>powinna</em> wygl&#261;da&#263; misja na inn&#261; planet&#281;. R&#243;&#380;nice w mentalno&#347;ci i aspiracjach, a r&#243;wnie&#380; nieskr&#281;powana decyzyjno&#347;&#263;<a class="footnote-anchor" data-component-name="FootnoteAnchorToDOM" id="footnote-anchor-2" href="#footnote-2" target="_self">2</a> oraz &#8222;wybitna jako&#347;&#263; zarz&#261;dzania&#8221; (cyt. NASA<a class="footnote-anchor" data-component-name="FootnoteAnchorToDOM" id="footnote-anchor-3" href="#footnote-3" target="_self">3</a>) pozwalaj&#261; SpaceX urzeczywistnia&#263; wizj&#281; o niespotykanym wcze&#347;niej zasi&#281;gu &#8211; jej rozmach wykracza nawet poza &#8222;realistyczne scenariusze&#8221; marsja&#324;skich misji, oferowane na przestrzeni dziesi&#281;cioleci przez Hollywood.</p><p>Zamiarem Elona Muska jest utworzenie na Marsie samowystarczalnej osady, by &#8222;uczyni&#263; <em>homo sapiens</em> gatunkiem mi&#281;dzyplanetarnym&#8221; i tym samym zainicjowa&#263; wielopokoleniowy proces uniezale&#380;niania si&#281; &#380;ycia jako takiego od kosmicznych katastrof, kt&#243;re mog&#322;yby &#8222;zgasi&#263; p&#322;omyk &#347;wiadomo&#347;ci&#8221; (cyt. Musk). Zatem nie kr&#243;tka wyprawa badawcza, a wst&#281;p do szeroko zakrojonej kolonizacji. <a href="https://www.thespaceshow.com/show/11-feb-2020/broadcast-3459-dr.-robert-zubrin">Cytuj&#261;c dr. Roberta Zubrina</a>, wieloletniego propagatora<a class="footnote-anchor" data-component-name="FootnoteAnchorToDOM" id="footnote-anchor-4" href="#footnote-4" target="_self">4</a> za&#322;ogowej misji na Marsa i autora licznych, po&#347;wi&#281;conych temu ksi&#261;&#380;ek<a class="footnote-anchor" data-component-name="FootnoteAnchorToDOM" id="footnote-anchor-5" href="#footnote-5" target="_self">5</a>:</p><p><em><strong>[plan Muska] to nie Apollo, to D-Day.</strong></em></p><p>M&#243;wi&#261;c &#8222;D-Day&#8221;, dr Zubrin przyr&#243;wnuje logistyk&#281; przedsi&#281;wzi&#281;cia do l&#261;dowania aliant&#243;w w Normandii &#8211; czyli nie operacja dywersyjna ani wysi&#322;ek propagandowy, a otwarcie nowego frontu pot&#281;&#380;nym desantem, w toku kt&#243;rego przybycie astronaut&#243;w poprzedzaj&#261; dostawy prawdziwie ci&#281;&#380;kiego sprz&#281;tu (&#322;&#261;cznie setki ton wyposa&#380;enia w misjach bezza&#322;ogowych, by odpowiednio zabezpieczy&#263; pierwszych osadnik&#243;w).</p><p>By da&#322;o si&#281; tak astronomiczne wyzwanie utrzyma&#263; w ryzach przyziemnej ekonomii, SpaceX konstruuje obecnie system Starship. Je&#347;li wszystko p&#243;jdzie po my&#347;li Muska &#8211; a wiele na to wskazuje &#8211; zmieni on paradygmat planowania wszelkich, p&#243;&#378;niejszych wypraw na dowolne cia&#322;a Uk&#322;adu S&#322;onecznego. Dok&#322;adnie tak, jak Ford T odmieni&#322; na zawsze przemys&#322; motoryzacyjny. Dr Zubrin zdaje si&#281; zreszt&#261; podkre&#347;la&#263; przy ka&#380;dej, nadarzaj&#261;cej si&#281; mu okazji, &#380;e nazywanie wydarze&#324; w Teksasie &#8222;budow&#261; rakiety&#8221; nie oddaje istoty rzeczy, gdy&#380; Muskowi nie chodzi wcale o rakiet&#281;, lecz o <em>fabryk&#281; rakiet</em>.</p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!8EC0!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0a4fe1cc-9f2f-4e3f-8714-d5fd3a3d814f_1599x900.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!8EC0!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0a4fe1cc-9f2f-4e3f-8714-d5fd3a3d814f_1599x900.jpeg 424w, https://substackcdn.com/image/fetch/$s_!8EC0!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0a4fe1cc-9f2f-4e3f-8714-d5fd3a3d814f_1599x900.jpeg 848w, https://substackcdn.com/image/fetch/$s_!8EC0!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0a4fe1cc-9f2f-4e3f-8714-d5fd3a3d814f_1599x900.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!8EC0!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0a4fe1cc-9f2f-4e3f-8714-d5fd3a3d814f_1599x900.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!8EC0!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0a4fe1cc-9f2f-4e3f-8714-d5fd3a3d814f_1599x900.jpeg" width="1456" height="820" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/0a4fe1cc-9f2f-4e3f-8714-d5fd3a3d814f_1599x900.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:820,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:78905,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!8EC0!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0a4fe1cc-9f2f-4e3f-8714-d5fd3a3d814f_1599x900.jpeg 424w, https://substackcdn.com/image/fetch/$s_!8EC0!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0a4fe1cc-9f2f-4e3f-8714-d5fd3a3d814f_1599x900.jpeg 848w, https://substackcdn.com/image/fetch/$s_!8EC0!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0a4fe1cc-9f2f-4e3f-8714-d5fd3a3d814f_1599x900.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!8EC0!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0a4fe1cc-9f2f-4e3f-8714-d5fd3a3d814f_1599x900.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Prototypy Starshipa o oznaczeniach SN9 i SN10 przed lotami testowymi. <em>[@RGVaerialphotos via Twitter]</em></figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><p>W&#322;a&#347;ciwie, Starship nie jest nawet rakiet&#261; w znaczeniu, w jakim historia przyzwyczai&#322;a nas my&#347;le&#263; o rakietach (rakieta wynosi niewielk&#261; kapsu&#322;&#281;, sond&#281; czy satelit&#281;, a nast&#281;pnie staje si&#281; &#8222;orbitalnym z&#322;omem&#8221; lub spala w atmosferze/spada do oceanu). Gotowy Starship b&#281;dzie pierwszym, pe&#322;noprawnym <em><strong>statkiem kosmicznym</strong></em> &#8211; bardzo bliskim ideom, znanym do tej pory z ksi&#261;&#380;ek Stanis&#322;awa Lema i innych autor&#243;w naukowej fantastyki. Dowodzony np. przez Pilota Pirxa statek nie jest jednorazowy: mo&#380;e wyl&#261;dowa&#263; na interesuj&#261;cym ciele niebieskim, wykona&#263; okre&#347;lone zadanie, a nast&#281;pnie odlecie&#263; w stron&#281; innej lokalizacji w Uk&#322;adzie S&#322;onecznym. Bez konieczno&#347;ci wymiany cz&#281;&#347;ci, bez &#380;mudnych ogl&#281;dzin przez setk&#281; in&#380;ynier&#243;w. </p><p>Musk zak&#322;ada, &#380;e zal&#261;&#380;ek kolonii wymaga dostarczenia na Marsa miliona ton <em>cargo</em>, a w tym celu potrzebnych b&#281;dzie 1000 (tysi&#261;c) statk&#243;w, ka&#380;dy zdolny do wielokrotnych start&#243;w i l&#261;dowa&#324;. Pod tym wzgl&#281;dem, Starship ma by&#263; w &#8222;codziennej eksploatacji&#8221; zdecydowanie bli&#380;szy samolotom pasa&#380;erskim ni&#380; wsp&#243;&#322;czesnym rakietom. System, charakteryzuj&#261;cy si&#281; tak zwan&#261; &#8222;pe&#322;n&#261; reu&#380;ywalno&#347;ci&#261;&#8221; (u&#380;ywalny wielokrotnie bez potrzeby ka&#380;dorazowego serwisu, ang. <em>fully-reusable launch vehicle</em>) uznawany jest, nie bez przyczyny, za &#346;wi&#281;tego Graala przemys&#322;u kosmicznego.</p><p>Co wi&#281;cej, dzi&#281;ki wykorzystaniu stali nierdzewnej jako g&#322;&#243;wnego materia&#322;u konstrukcyjnego (jeden z wielu rewolucyjnych pomys&#322;&#243;w Muska), jednostkowy koszt produkcji statku ma z czasem spa&#347;&#263; do poziomu poni&#380;ej 10 mln dolar&#243;w, a docelowy<a class="footnote-anchor" data-component-name="FootnoteAnchorToDOM" id="footnote-anchor-6" href="#footnote-6" target="_self">6</a> koszt silnika Raptor poni&#380;ej dolara na ka&#380;dy kilogram generowanego ci&#261;gu. To wyniki, do jakich d&#322;ugo nie zbli&#380;y si&#281; reszta sektora, tym bardziej w odniesieniu do rakiety klasy superci&#281;&#380;kiej (na ten moment, jedyn&#261;, operacyjn&#261; rakiet&#261; superci&#281;&#380;k&#261;<a class="footnote-anchor" data-component-name="FootnoteAnchorToDOM" id="footnote-anchor-7" href="#footnote-7" target="_self">7</a> na &#347;wiecie jest Falcon Heavy, kt&#243;rej najbli&#380;szy start zaplanowany jest wst&#281;pnie na I kwarta&#322; 2022 roku &#8211; b&#281;dzie to pierwsza w historii pr&#243;ba <a href="https://www.youtube.com/watch?v=sX1Y2JMK6g8&amp;t=192s">synchronicznego l&#261;dowania</a> dw&#243;ch <em>booster&#243;w</em> na <a href="https://www.youtube.com/watch?v=1sJlFzUQVmY&amp;t=69s">autonomicznych barkach</a>).</p><p>Dla uwa&#380;nych obserwator&#243;w tempa prac w Boca Chica, dostrzegaj&#261;cych rosn&#261;cy dystans, jaki dzieli SpaceX od konkurent&#243;w, sta&#322;o si&#281; klarowne, &#380;e stulecie to zostanie zapami&#281;tane jako zmierzch ery tzw. &#8222;Old Space&#8221; i nadej&#347;cie &#8222;New Space&#8221;, w kt&#243;rej kierunki rozwoju wytyczaj&#261; prywatne firmy, a motywatorem innowacji jest redukcja kosztu wyniesienia &#322;adunku (co nigdy nie by&#322;o priorytetem dla pa&#324;stwowych agencji). </p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!Fkfj!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F78e5926f-7f38-4417-9f38-fec22bdd30a3_960x651.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" 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https://substackcdn.com/image/fetch/$s_!Fkfj!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F78e5926f-7f38-4417-9f38-fec22bdd30a3_960x651.jpeg 848w, https://substackcdn.com/image/fetch/$s_!Fkfj!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F78e5926f-7f38-4417-9f38-fec22bdd30a3_960x651.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!Fkfj!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F78e5926f-7f38-4417-9f38-fec22bdd30a3_960x651.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Starship w wersji za&#322;ogowej &#8211; wizja artystyczna na potrzeby marketingu misji #DearMoon, zapowiadanej najwcze&#347;niej na rok 2023. <em>[SpaceX]</em></figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><p>W nowych realiach tym istotniejsza (cho&#263; w obliczu walki cenowej wiele os&#243;b zobaczy tu sprzeczno&#347;&#263;) stanie si&#281; troska o bezpiecze&#324;stwo &#8211; kosmos przestanie by&#263; dost&#281;pny jedynie dla niewielkiej garstki &#347;wietnie wytrenowanych specjalist&#243;w. Bran&#380;a otworzy si&#281; na turyst&#243;w (loty <a href="https://www.youtube.com/watch?v=ZPrB3WvnZpE">suborbitalne</a>, orbitalne<a class="footnote-anchor" data-component-name="FootnoteAnchorToDOM" id="footnote-anchor-8" href="#footnote-8" target="_self">8</a>, a tak&#380;e kilkudniowe <a href="https://www.youtube.com/watch?v=h_L3wLmrMuA">rejsy widokowe</a> wok&#243;&#322; Ksi&#281;&#380;yca, jak zaplanowana ju&#380; misja #DearMoon &#8211; jej pomys&#322;odawca i sponsor, miliarder Yusaku Maezawa, ko&#324;czy w&#322;a&#347;nie sw&#243;j 12-dniowy pobyt na Mi&#281;dzynarodowej Stacji Kosmicznej), a nawet ch&#281;tnych do tymczasowej relokacji na Marsa. Owszem, stosunkowo wysokie prawdopodobie&#324;stwo &#347;miertelnych wypadk&#243;w wci&#261;&#380; b&#281;dzie wyst&#281;powa&#263;, lecz diametralnie zmieni si&#281; komfort podr&#243;&#380;y oraz ekspozycja &#8222;astronaut&#243;w-amator&#243;w&#8221; na typowe zagro&#380;enia przebywania w pozaziemskim &#347;rodowisku. Jednym z takich zagro&#380;e&#324; jest promieniowanie jonizuj&#261;ce, od negatywnego wp&#322;ywu kt&#243;rego jeste&#347;my na co dzie&#324; izolowani.</p><p>Popularyzacja lot&#243;w mi&#281;dzyplanetarnych wymusi dopracowanie &#347;rodk&#243;w zaradczych z zakresu przeciwpromiennej profilaktyki &#8211; zostan&#261; one szczeg&#243;&#322;owo om&#243;wione w tym oraz kolejnych wpisach. I chocia&#380; da si&#281; argumentowa&#263;, &#380;e temat ochrony przed na&#322;adowanymi cz&#261;stkami nie nale&#380;y do najbardziej ekscytuj&#261;cych, gdy mowa o zasiedlaniu innej planety, pozwala on w klarowny spos&#243;b zobrazowa&#263; skal&#281; przewagi statku Muska nad dotychczasowymi projektami.</p><p>Z drugiej strony, problematyka &#8222;nios&#261;cych &#347;mier&#263;&#8221; promieni (jak to uj&#261;&#322; Jacek Bartosiak w swej nowej, sk&#261;din&#261;d powa&#380;nej ksi&#261;&#380;ce &#8222;Wojna w kosmosie&#8221;)  wci&#261;&#380; powraca w kontek&#347;cie bariery, kt&#243;ra mia&#322;aby wr&#281;cz uniemo&#380;liwi&#263; ludzko&#347;ci d&#322;ugotrwa&#322;e funkcjonowanie z dala od Ziemi. Na podobne stwierdzenia natkn&#261;&#263; si&#281; mo&#380;na w wiod&#261;cych tytu&#322;ach, kt&#243;rych redakcje bezb&#322;&#281;dnie zdiagnozowa&#322;y, &#380;e fraza <em>Elon Musk </em>i temat jego marsja&#324;skiej kolonii wzbudzaj&#261; niema&#322;e kontrowersje, za&#347; rezultatem kontrowersji s&#261; w Internecie klikni&#281;cia. Co mo&#380;na, do pewnego stopnia, postrzega&#263; za zjawisko pozytywne &#8211; wszak uczynienie z pisania o wyzwaniach eksploracji kosmosu generatora ods&#322;on nie brzmi jak zbrodnia.</p><p>Niestety, pogo&#324; za zwi&#281;kszaniem ruchu na <em>www</em> nierzadko odbywa si&#281; za cen&#281; rzetelnej informacji. Do wyra&#380;enia pogl&#261;d&#243;w zapraszani s&#261; youtuberzy, nader cz&#281;sto oferuj&#261;cy &#8222;eksperckie opinie&#8221; bez dostatecznego przygotowania merytorycznego. Zdarzaj&#261; si&#281; te&#380; wywiady z osobisto&#347;ciami nauki czy kompetentnymi popularyzatorami tej&#380;e, kt&#243;rych kompetencje dotycz&#261; jednak zupe&#322;nie innych obszar&#243;w ni&#380; te, o jakich proszeni s&#261; zaj&#261;&#263; stanowisko. Nie u&#322;atwia to nawigowania w poszukiwaniu wiarygodnych danych.</p><p>Tymczasem, dla ka&#380;dego entuzjasty za&#322;ogowych misji kosmicznych, pragn&#261;cego by&#263; na bie&#380;&#261;co ze stanem naszego zrozumienia problemu, warto b&#281;dzie przyjrze&#263; si&#281; tej przeszkodzie z bliska, a &#347;mia&#322;e zapowiedzi SpaceX s&#261; ku temu wyj&#261;tkowo dobrym pretekstem. </p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!X4CH!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff92664d8-15fc-41b7-8a30-7893da46e1a5_1020x576.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!X4CH!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff92664d8-15fc-41b7-8a30-7893da46e1a5_1020x576.jpeg 424w, https://substackcdn.com/image/fetch/$s_!X4CH!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff92664d8-15fc-41b7-8a30-7893da46e1a5_1020x576.jpeg 848w, https://substackcdn.com/image/fetch/$s_!X4CH!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff92664d8-15fc-41b7-8a30-7893da46e1a5_1020x576.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!X4CH!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff92664d8-15fc-41b7-8a30-7893da46e1a5_1020x576.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!X4CH!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff92664d8-15fc-41b7-8a30-7893da46e1a5_1020x576.jpeg" width="1020" height="576" 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https://substackcdn.com/image/fetch/$s_!X4CH!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff92664d8-15fc-41b7-8a30-7893da46e1a5_1020x576.jpeg 848w, https://substackcdn.com/image/fetch/$s_!X4CH!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff92664d8-15fc-41b7-8a30-7893da46e1a5_1020x576.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!X4CH!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff92664d8-15fc-41b7-8a30-7893da46e1a5_1020x576.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Elon Musk prezentuje system Starship na forum Mi&#281;dzynarodowej Federacji Astronautycznej. Na slajdzie mo&#380;na zauwa&#380;y&#263;, &#380;e pierwotny projekt zak&#322;ada&#322; w&#322;&#243;kno w&#281;glowe jako podstawowy materia&#322; konstrukcyjny &#8211; SpaceX wykona&#322; w tej technologii testowy zbiornik paliwa (b&#281;d&#261;cy najwi&#281;ksz&#261;, monolityczn&#261; konstrukcj&#261; tego typu), lecz z ko&#324;cem 2018 roku Musk doszed&#322; do zaskakuj&#261;cego wniosku o przewadze stali nierdzewnej. W wywiadzie udzielonym <em>Popular Mechanics</em> zdradzi&#322;, &#380;e wiele energii kosztowa&#322;o go przekonanie reszty zespo&#322;u do porzucenia w&#322;&#243;kna w&#281;glowego (stal nigdy nie by&#322;a stosowana do wykonania zbiornik&#243;w i poszycia rakiet). Decyzja ta szybko okaza&#322;a si&#281; kluczowa dla tempa modyfikacji kolejnych prototyp&#243;w. <em>[Refugio Ruiz via AP Photo]</em></figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><p>Sam Musk, pytany o promieniowanie (i b&#281;d&#261;cy obiektem krytyki niekt&#243;rych komentator&#243;w, za rzekome bagatelizowanie zagro&#380;enia dla przysz&#322;ych astronaut&#243;w), zdaje si&#281; szczeg&#243;lnie nie przejmowa&#263; &#8211; na forum <a href="https://www.youtube.com/watch?v=vLC5W53Fsyg">Ameryka&#324;skiej Akademii Nauk, dn. 18.11.2021</a>, skwitowa&#322; t&#281; kwesti&#281; beztroskim &#8222;co&#347; sprytnego wymy&#347;limy&#8221;.</p><p>Z kolei podczas sesji Q&amp;A, po swojej prezentacji na konferencji Mi&#281;dzynarodowej Federacji Astronautycznej w 2016 roku (zdj&#281;cie powy&#380;ej), tak odnosi&#322; si&#281; sprawy:</p><p><em>The radiation thing is often brought up, but I think it&#8217;s not too big of a deal.</em></p><p>Czyli, w lu&#378;nym t&#322;umaczeniu:</p><p><em>Problem promieniowania jest cz&#281;sto podnoszony, ale nie robi&#322;bym z tego wielkiego halo.</em></p><p>&#8207;&#8206; &#8206;</p><p>Jednym z zaniepokojonych wyra&#380;anym przez szefa SpaceX pogl&#261;dem jest wsp&#243;&#322;pracuj&#261;cy z NASA naukowiec, dr Nathan Schwadron (wielokrotnie nagradzany za wk&#322;ad w badania Uk&#322;adu S&#322;onecznego, m.in. jako cz&#322;onek zespo&#322;&#243;w odpowiedzialnych za sondy <em>New Horizons</em> oraz <em>Lunar Reconnaissance Orbiter)</em>, kt&#243;ry w wypowiedzi dla magazynu Inverse wyzna&#322;, &#380;e jego zdaniem sektor prywatny nie traktuje problemu wystarczaj&#261;co powa&#380;nie:</p><p><em>We know that it&#8217;s not going to kill astronauts immediately, but in terms of long-term effects, we know next to nothing. And the only information we have comes from relatively short missions we did many, many years ago when the radiation environment was different.</em></p><p>     <strong>&#8595;</strong></p><p><em>Wiemy, &#380;e [promieniowanie] nie zabije astronaut&#243;w od razu, ale nasza wiedza na temat skutk&#243;w oddalonych w czasie jest szcz&#261;tkowa. Dane, jakie posiadamy, zbierane by&#322;y podczas relatywnie kr&#243;tkich misji, gdy poziomy promieniowania by&#322;y inne</em><a class="footnote-anchor" data-component-name="FootnoteAnchorToDOM" id="footnote-anchor-9" href="#footnote-9" target="_self">9</a><em>. </em></p><p>&#8207;&#8206; &#8206;</p><p>Rzeczywi&#347;cie, potrzeba dalszych analiz jest bezdyskusyjna, a nasz zas&#243;b informacji nie pozwala definitywnie rozwia&#263; wszystkich w&#261;tpliwo&#347;ci. Co do tego, niemo&#380;liwo&#347;ci&#261; jawi si&#281; znalezienie ch&#281;tnych do polemiki. Zapewne nikt przy zdrowych zmys&#322;ach nie insynuowa&#322;by te&#380;, &#380;e to w&#322;a&#347;nie Elon Musk dysponuje jak&#261;&#347; wiedz&#261; o fizycznych w&#322;a&#347;ciwo&#347;ciach promieniowania, kt&#243;ra niedost&#281;pna jest dla czo&#322;owych ekspert&#243;w.</p><p>Czy jednak dr Schwadron, formu&#322;uj&#261;c swoje ostrze&#380;enia pod adresem &#8222;sektora prywatnego&#8221;, bierze pod uwag&#281; faktyczne mo&#380;liwo&#347;ci systemu Starship? A mo&#380;e wybrzmiewaj&#261; w jego opinii, typowe dla &#8222;Old Space&#8221; (i ludzi og&#243;&#322;em, nie wy&#322;&#261;czaj&#261;c naukowc&#243;w), wyobra&#380;enia o lotach w ciasnych kapsu&#322;ach, w jakich astronaut&#243;w dzieli od z&#322;owrogiej przestrzeni kosmicznej cienka warstwa aluminium?</p><p>Poni&#380;ej spr&#243;bujemy odpowiedzie&#263; na pytanie, ile jest s&#322;uszno&#347;ci w argumentach &#8222;alarmist&#243;w&#8221;, a tak&#380;e czy niewzruszone podej&#347;cie Muska mo&#380;na oprze&#263; na fundamencie solidnych danych, z uwzgl&#281;dnieniem architektury Starshipa. </p><div><hr></div><div><hr></div><h5>Wpis stanowi kontynuacj&#281; artyku&#322;u, w kt&#243;rym wyja&#347;niam natur&#281; zjawiska promieniowania kosmicznego oraz przybli&#380;am zwi&#261;zane z nim ryzyka dla lot&#243;w za&#322;ogowych poza pole magnetyczne Ziemi. Dla pe&#322;niejszego zrozumienia omawianych dalej kwestii, rekomenduj&#281; <a href="https://texasbocachica.substack.com/p/promieniowanie-kosmiczne-a-podre">przeczyta&#263;</a> najpierw cz&#281;&#347;&#263; pierwsz&#261;.<strong> </strong></h5><p>&#8207;&#8206; &#8206;</p><p>Dla os&#243;b, kt&#243;re preferuj&#261; od razu &#8222;skoczy&#263; na g&#322;&#281;bok&#261; wod&#281;&#8221; lub czyta&#322;y poprzedni wpis dawno (ukaza&#322; si&#281; on blisko rok temu), skr&#243;towo podsumowuj&#281; najwa&#380;niejsze, p&#322;yn&#261;ce z niego wnioski:</p><ul><li><p>nieoboj&#281;tne dla zdrowia astronaut&#243;w w mi&#281;dzyplanetarnych misjach s&#261; dwa rodzaje promieniowania: cz&#261;stki spoza Uk&#322;adu S&#322;onecznego (tzw. promieniowanie galaktyczne, dalej <strong>GCR</strong>) oraz cz&#261;stki, emitowane przez S&#322;o&#324;ce podczas wysokoenergetycznych rozb&#322;ysk&#243;w, zwanych czasem &#8222;burzami magnetycznymi&#8221; (dalej <strong>SPE</strong>, od <em>solar&nbsp;particle event</em>);</p></li><li><p>intensywno&#347;&#263; (a tym samym negatywny wp&#322;yw na zdrowie) i cz&#281;stotliwo&#347;&#263; SPE ro&#347;nie wraz z poziomem aktywno&#347;ci s&#322;onecznej, w 11-letnich cyklach (aczkolwiek w okresach niskiej aktywno&#347;ci r&#243;wnie&#380; mog&#261; wyst&#261;pi&#263; pot&#281;&#380;ne rozb&#322;yski &#8211; zdarza si&#281; to jednak sporadycznie); w przypadku GCR korelacja jest odwrotna; </p></li><li><p>cz&#261;stki emitowane podczas SPE poruszaj&#261; si&#281; znacznie poni&#380;ej pr&#281;dko&#347;ci &#347;wiat&#322;a, co umo&#380;liwia ostrze&#380;enie astronaut&#243;w o gro&#378;bie zwi&#281;kszonego promieniowania i daje czas na znalezienie schronienia;</p></li><li><p>im cz&#261;stki poruszaj&#261; si&#281; szybciej (ich energia jest wi&#281;ksza, gdy&#380; ta stanowi wypadkow&#261; pr&#281;dko&#347;ci i masy, zgodnie z r&#243;wnaniem E=mc&#178;), tym trudniej je zatrzyma&#263; i tym samym chroni&#263; wn&#281;trze statku przed promieniowaniem;</p></li><li><p>penetruj&#261;ce ziemskie pole magnetyczne protony GCR rozpadaj&#261; si&#281; nast&#281;pnie w atmosferze na cz&#261;stki o ni&#380;szych energiach, docieraj&#261;ce do powierzchni jako wt&#243;rne promieniowanie kosmiczne (im wi&#281;cej atmosfery ponad naszymi g&#322;owami, tym mniejsz&#261; otrzymujemy dawk&#281;) &#8211; na Marsie r&#243;wnie&#380; wysoko&#347;&#263; nad poziomem &#8222;morza&#8221; ma istotne znaczenie dla dawki promieniowania przy powierzchni.</p></li></ul><p>&#8207;&#8206; &#8206;</p><p><strong>W tej i kolejnych cz&#281;&#347;ciach skupimy si&#281; na rozwi&#261;zaniach, dzi&#281;ki kt&#243;rym ryzyko dla astronaut&#243;w mo&#380;e by&#263; mitygowane. </strong></p><p>Szczeg&#243;lnie interesuje nas misja na Marsa z wykorzystaniem systemu Starship. Dlatego, zanim przejdziemy do kompleksowego om&#243;wienia zwi&#261;zanych z tym zagadnie&#324;, sformu&#322;ujmy dodatkowe twierdzenia, kt&#243;re b&#281;d&#261; punktem wyj&#347;cia dla lepszego zrozumienia wyzwa&#324;, przed jakimi stoj&#261; in&#380;ynierowie SpaceX:</p><ul><li><p>dawki promieniowania w zwi&#261;zku z ekspozycj&#261; na GCR nie s&#261; istotnym zagro&#380;eniem (zar&#243;wno w obr&#281;bie ziemskiego pola magnetycznego, w okresie tranzytu, jak i na Marsie), a ich wp&#322;yw na zdrowie jest niemal&#380;e pomijalny w okresie trwania typowej misji (w horyzoncie ca&#322;ego &#380;ycia, ryzyko wywo&#322;anej przez GCR choroby nowotworowej szacowane jest na oko&#322;o 3%, aczkolwiek inne, potencjalne skutki uboczne nie s&#261; zbadane &#8211; panuje jednak zgoda co do znaczenia indywidualnej kondycji organizmu);</p></li><li><p>dawki promieniowania na skutek SPE <strong>mog&#261;</strong> zagra&#380;a&#263; zdrowiu i &#380;yciu, je&#380;eli rozb&#322;ysk jest wyj&#261;tkowo silny, a astronauci przebywaj&#261; poza ekranowanym habitatem (sporadycznie zdarzaj&#261; si&#281; anomalie, kt&#243;re mog&#261; wywo&#322;a&#263; chorob&#281; popromienn&#261;, za&#347; najpot&#281;&#380;niejsze w historii obserwacji emisje skutkowa&#322;yby dawk&#261; uznawan&#261; za &#347;mierteln&#261;);</p></li><li><p>osi&#261;gni&#281;cie wysokiej skuteczno&#347;ci ekranowania utrudnia fakt, &#380;e zatrzymana cz&#261;stka o du&#380;ej energii ulega rozpadowi, tworz&#261;c kaskad&#281; kolejnych cz&#261;stek o energiach ni&#380;szych, czyli promieniowanie wt&#243;rne &#8211; jego specyfika zale&#380;y m.in. od o&#347;rodka, w kt&#243;rym cz&#261;stka pierwotna wytraca energi&#281;;</p></li><li><p>GCR zawiera te&#380; cz&#261;stki, poruszaj&#261;ce si&#281; niemal (&gt;90%, a nawet &gt;99%) z pr&#281;dko&#347;ci&#261; &#347;wiat&#322;a, co czyni ich ekranowanie w najlepszym razie niepraktycznym (ponadto, emisja cz&#261;stek wt&#243;rnych mo&#380;e by&#263; w takim przypadku gro&#378;niejsza ni&#380; sytuacja, w kt&#243;rej cz&#261;stka pierwotna przelatuje przez statek na wylot); <strong>nale&#380;y zatem skonkludowa&#263;, i&#380; metoda zatrzymania </strong><em><strong>wszystkich</strong></em><strong> cz&#261;stek GCR nie istnieje, jednak nie zachodzi potrzeba ekranowania o 100-procentowej skuteczno&#347;ci. </strong></p></li></ul><p>&#8207;&#8206; &#8206;</p><p>Kluczowe jest wi&#281;c pytanie&#8230;</p><div><hr></div><h3>Jak os&#322;oni&#263; astronaut&#243;w przed promieniowaniem w <em>optymalny spos&#243;b?</em></h3><div><hr></div><p>Zapewnienie ca&#322;kowitej ochrony przed GCR w okresie tranzytu Ziemia-Mars jest po pierwsze niekonieczne (dawki otrzymywane przez ludzi pozbawionych jakiegokolwiek, dedykowanego ekranowania nie stanowi&#261; du&#380;ego zagro&#380;enia, zw&#322;aszcza w okresie wysokiej aktywno&#347;ci s&#322;onecznej &#8211; patrz pierwsza cz&#281;&#347;&#263; artyku&#322;u), a po drugie zbyt trudne &#8211; zatrzymanie cho&#263;by zdecydowanej wi&#281;kszo&#347;ci cz&#261;stek GCR metod&#261; ekranowania pasywnego wymaga&#322;oby wielu warstw zaawansowanych polimer&#243;w, kt&#243;re jednak sukcesywnie traci&#322;yby swoje ekranuj&#261;ce w&#322;a&#347;ciwo&#347;ci (bombardowanie wysokoenergetycznymi protonami narusza z czasem struktur&#281; molekularn&#261; materia&#322;u). </p><p>Jedynym sposobem na stworzenie wolnej (cho&#263; te&#380; nie w 100%) od promieniowania &#8222;ba&#324;ki&#8221; w przestrzeni mi&#281;dzyplanetarnej s&#261; aktywne tarcze, kt&#243;re jednak wi&#261;&#380;&#261; si&#281; z przezwyci&#281;&#380;eniem szeregu problem&#243;w i wymagaj&#261; du&#380;ych instalacji, montowanych na orbicie. Pod tym wzgl&#281;dem, aktywne systemy antyradiacyjne mo&#380;na przyr&#243;wna&#263; do mechanizm&#243;w rotacyjnych, imituj&#261;cych pozostawanie statku w charakterystycznym dla planety polu grawitacyjnym &#8211; takie rozwi&#261;zanie r&#243;wnie&#380; by&#322;oby wielce przydatne w d&#322;ugich podr&#243;&#380;ach, lecz jego zastosowanie w jednostkach o ma&#322;ych rozmiarach pozbawione jest sensu praktycznego.</p><p>&#8207;&#8206; &#8206;</p><blockquote><p><strong><code>Na marginesie&#8230;</code></strong></p><p>Do aktywnych metod ekranowania jeszcze wr&#243;cimy &#8211; temat jest bowiem bardzo ciekawy. Je&#347;li interesuje Ci&#281; prospekt generowania wok&#243;&#322; statku ochronnych p&#243;l magnetycznych i tarcz plazmowych, <strong>dodaj sw&#243;j e-mail do listy subskrypcji</strong>. </p><p><em>Substack nie wysy&#322;a spamu ofertowego &#8211; subskrybuj&#261;c, wspierasz niezale&#380;nych tw&#243;rc&#243;w oraz rozw&#243;j samej platformy. Doce&#324;, &#380;e czytasz niniejszy tekst za darmo, w ca&#322;o&#347;ci i bez potrzeby zamykania reklamowych pop-up&#243;w. Przyczynisz si&#281; tym samym do popularyzacji wysokiej jako&#347;ci tre&#347;ci oraz kolejnych publikacji du&#380;ego formatu o tematyce New Space.</em></p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!W2NH!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F27c422e1-1499-4722-aff5-0787dc7a52f8_1774x1098.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!W2NH!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F27c422e1-1499-4722-aff5-0787dc7a52f8_1774x1098.png 424w, https://substackcdn.com/image/fetch/$s_!W2NH!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F27c422e1-1499-4722-aff5-0787dc7a52f8_1774x1098.png 848w, https://substackcdn.com/image/fetch/$s_!W2NH!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F27c422e1-1499-4722-aff5-0787dc7a52f8_1774x1098.png 1272w, https://substackcdn.com/image/fetch/$s_!W2NH!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F27c422e1-1499-4722-aff5-0787dc7a52f8_1774x1098.png 1456w" sizes="100vw"><img 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srcset="https://substackcdn.com/image/fetch/$s_!W2NH!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F27c422e1-1499-4722-aff5-0787dc7a52f8_1774x1098.png 424w, https://substackcdn.com/image/fetch/$s_!W2NH!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F27c422e1-1499-4722-aff5-0787dc7a52f8_1774x1098.png 848w, https://substackcdn.com/image/fetch/$s_!W2NH!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F27c422e1-1499-4722-aff5-0787dc7a52f8_1774x1098.png 1272w, https://substackcdn.com/image/fetch/$s_!W2NH!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F27c422e1-1499-4722-aff5-0787dc7a52f8_1774x1098.png 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Wizja artystyczna hipotetycznego statku z generatorem &#8222;pola si&#322;owego&#8221;, pe&#322;ni&#261;cego rol&#281; tarczy przed promieniowaniem kosmicznym. <em>[Elreviae via DeviantArt]</em></figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><p><strong>Nast&#281;pny wpis, kt&#243;ry uka&#380;e si&#281; w styczniu</strong>, po&#347;wi&#281;cony zostanie wyja&#347;nieniu (jak zwykle bardzo przyst&#281;pnym j&#281;zykiem) fizyki antyradiacyjnych tarcz elektrostatycznych; om&#243;wimy te&#380; zalety i wady ich implementacji.</p><p>W kolejnych artyku&#322;ach przyjrzymy si&#281; innym koncepcjom system&#243;w aktywnych, rozwa&#380;aj&#261;c zakres ich potencjalnego zastosowania &#8211; kliknij poni&#380;ej, a otrzymasz je wprost na swoj&#261; skrzynk&#281;. </p><h5><em><strong>&#8207;&#8206; &#8206;Aktualizacja z dnia 31.01.2022: artyku&#322; o systemach aktywnych <a href="https://texasbocachica.substack.com/p/promieniowanie-kosmiczne-a-podroze-d13">ju&#380; na Substack</a>.</strong></em></h5><p>&#8207;&#8206; &#8206;</p><p class="button-wrapper" data-attrs="{&quot;url&quot;:&quot;https://texasbocachica.substack.com/subscribe?&quot;,&quot;text&quot;:&quot;Subscribe now&quot;,&quot;action&quot;:null,&quot;class&quot;:null}" data-component-name="ButtonCreateButton"><a class="button primary" href="https://texasbocachica.substack.com/subscribe?"><span>Subscribe now</span></a></p></blockquote><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><p>&#8207;&#8206; &#8206;</p><p>Pierwsi kolonizatorzy nie zyskaj&#261; wi&#281;c <em>pe&#322;nej</em> ochrony przed GCR, lecz osoby planuj&#261;ce misj&#281; musz&#261; zapewni&#263; im w zamian adekwatne zabezpieczenie przed rozb&#322;yskami s&#322;onecznymi, poniewa&#380; to one <strong>stanowi&#261; realne, a bardzo sporadycznie wr&#281;cz &#347;miertelne zagro&#380;enie. </strong></p><p>Na szcz&#281;&#347;cie, zwa&#380;ywszy na osi&#261;gane przez cz&#261;stki emitowane przy okazji SPE energie, ekranowanie pasywne zdaje egzamin. Dodatkowo, z uwagi na mo&#380;liwo&#347;&#263; wczesnego ostrzegania<a class="footnote-anchor" data-component-name="FootnoteAnchorToDOM" id="footnote-anchor-10" href="#footnote-10" target="_self">10</a> o sytuacji na S&#322;o&#324;cu, nieracjonalnym wydaje si&#281; (aczkolwiek mo&#380;e si&#281; tylko wydawa&#263; &#8211; o tym p&#243;&#378;niej) wyposa&#380;anie statku wielko&#347;ci Starshipa w pow&#322;ok&#281;, ekranuj&#261;c&#261; jednakowo silnie wszystkie pok&#322;ady. Wektor zagra&#380;aj&#261;cych za&#322;odze cz&#261;stek jest znany, co pozwala na stosowanie tarcz kierunkowych. Istnieje wreszcie opcja, by w okresie ca&#322;ego lotu utrzymywa&#263; statek w sta&#322;ej pozycji wzgl&#281;dem S&#322;o&#324;ca, aby astronauci byli od niego oddzieleni &#322;adowni&#261;, zbiornikami paliwa, silnikami. Takie rozwi&#261;zanie by&#322;oby wystarczaj&#261;ce w przypadku typowych rozb&#322;ysk&#243;w i mo&#380;na sobie wyobrazi&#263; podj&#281;cie ryzyka rezygnacji z innych system&#243;w (podobnie, jak mo&#380;na sobie wyobrazi&#263; wyjazd na wakacje samochodem bez poduszek powietrznych &#8211; w wi&#281;kszo&#347;ci sytuacji nie b&#281;d&#261; one potrzebne).</p><p>Niezale&#380;nie jednak od profilaktycznego pozycjonowania statku, warto rozwa&#380;y&#263; specjalny schron antyradiacyjny. Z du&#380;&#261; doz&#261; pewno&#347;ci mo&#380;na za&#322;o&#380;y&#263;, i&#380; taki w&#322;a&#347;nie kurs zostanie (a w&#322;a&#347;ciwie zosta&#322;, poniewa&#380; wst&#281;pne plany wn&#281;trz za&#322;ogowych istniej&#261;, a po prostu nie s&#261; znane opinii publicznej) obrany przez SpaceX. Schron jest tym bardziej zasadny, &#380;e w pierwszych miesi&#261;cach na Marsie statek s&#322;u&#380;y&#263; b&#281;dzie za podstawowy habitat, tj. g&#322;&#243;wnie jego dzi&#243;b i &#347;ciany (nie rufa z silnikami i zbiornikami) do&#347;wiadcza&#263; b&#281;d&#261; kontaktu z rozp&#281;dzonymi cz&#261;stkami.</p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!I3hr!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F554704c2-37e8-4d30-91bc-59ab5b9fe17f_2552x1190.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!I3hr!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F554704c2-37e8-4d30-91bc-59ab5b9fe17f_2552x1190.jpeg 424w, https://substackcdn.com/image/fetch/$s_!I3hr!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F554704c2-37e8-4d30-91bc-59ab5b9fe17f_2552x1190.jpeg 848w, https://substackcdn.com/image/fetch/$s_!I3hr!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F554704c2-37e8-4d30-91bc-59ab5b9fe17f_2552x1190.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!I3hr!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F554704c2-37e8-4d30-91bc-59ab5b9fe17f_2552x1190.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!I3hr!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F554704c2-37e8-4d30-91bc-59ab5b9fe17f_2552x1190.jpeg" width="1456" height="679" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/554704c2-37e8-4d30-91bc-59ab5b9fe17f_2552x1190.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:679,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:108887,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!I3hr!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F554704c2-37e8-4d30-91bc-59ab5b9fe17f_2552x1190.jpeg 424w, https://substackcdn.com/image/fetch/$s_!I3hr!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F554704c2-37e8-4d30-91bc-59ab5b9fe17f_2552x1190.jpeg 848w, https://substackcdn.com/image/fetch/$s_!I3hr!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F554704c2-37e8-4d30-91bc-59ab5b9fe17f_2552x1190.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!I3hr!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F554704c2-37e8-4d30-91bc-59ab5b9fe17f_2552x1190.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Statki za&#322;ogowe na Marsie &#8211; wizja artystyczna. Przedstawiony uk&#322;ad okien nale&#380;y traktowa&#263; jako pogl&#261;dowy (jest niemal pewne, &#380;e plan pok&#322;ad&#243;w w pierwszych Starshipach nie b&#281;dzie odpowiada&#263; oknom na wizualizacjach); prawdopodobnie zmieni si&#281; te&#380; kszta&#322;t docelowych powierzchni aerodynamicznych. <em>[SpaceX]</em></figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><p>Os&#322;ona przed promieniowaniem S&#322;o&#324;ca, sama w sobie, nie jest skomplikowana w wykonaniu &#8211; trudno&#347;&#263; pojawia si&#281; dopiero, gdy ekranowanie ma by&#263; jednocze&#347;nie skuteczne i maksymalnie <strong>lekkie</strong>. Przez skuteczne nale&#380;y rozumie&#263;, i&#380; energia cz&#261;stek SPE nie tylko jest absorbowana, lecz r&#243;wnie&#380;, &#380;e w wyniku tej absorpcji sam materia&#322; ekranuj&#261;cy nie zaczyna z czasem promieniowa&#263;. Dlatego zupe&#322;nie nie sprawdzi&#322;by si&#281; np. o&#322;&#243;w, a aluminium nadaje si&#281; tylko do pewnego poziomu grubo&#347;ci (masa oko&#322;o 20 g/cm&#178;), po przekroczeniu kt&#243;rego mo&#380;e &#8222;robi&#263; wi&#281;cej z&#322;ego, ni&#380; dobrego&#8221; (paradoks spowodowany akumulacj&#261; neutron&#243;w, odpowiedzialnych za promieniowanie wt&#243;rne). Generalnie, metale radz&#261; sobie z zadaniem wyra&#378;nie gorzej ni&#380; tworzywa sztuczne (plastiki). Z drugiej strony, metale maj&#261; inne, po&#380;&#261;dane przez in&#380;ynier&#243;w szeroko poj&#281;tej awiacji w&#322;a&#347;ciwo&#347;ci &#8211; nie mo&#380;na wi&#281;c, oczywi&#347;cie, projektowa&#263; kad&#322;uba statku wy&#322;&#261;cznie z my&#347;l&#261; o ograniczeniu radiacji. </p><p><em>Summa summarum</em>, wsp&#243;&#322;czesna nauka nie zna jednego, &#8222;magicznego&#8221; materia&#322;u, kt&#243;rego cienka warstwa zapewnia&#322;aby ochron&#281; przed promieniowaniem o r&#243;&#380;nych energiach i &#8222;twardo&#347;ciach&#8221; spektrum<a class="footnote-anchor" data-component-name="FootnoteAnchorToDOM" id="footnote-anchor-11" href="#footnote-11" target="_self">11</a>. Planuj&#261;c misj&#281;, trzeba si&#281; zatem zdecydowa&#263; na pewien z&#322;oty &#347;rodek mi&#281;dzy mas&#261;, a mo&#380;liwo&#347;ci&#261; zatrzymania cz&#261;stek o danej charakterystyce<a class="footnote-anchor" data-component-name="FootnoteAnchorToDOM" id="footnote-anchor-12" href="#footnote-12" target="_self">12</a>. By ekstremalnie stre&#347;ci&#263; stan naszej wiedzy, sformu&#322;ujmy twierdzenie, i&#380; <strong>najlepiej sprawdzaj&#261; si&#281; kompozyty, kt&#243;rych sk&#322;adow&#261; jest wod&#243;r</strong> &#8211; np. lekki i tani w produkcji polietylen lub materia&#322;y na bazie wodorku litu (LiH). Obiecuj&#261;ce s&#261; te&#380; efekty bada&#324; nad kompozytami o bardziej z&#322;o&#380;onej strukturze, wykorzystuj&#261;cych np. nanorurki azotku boru (BNNT) &#8211; te technologicznie zaawansowane i kosztowne w pozyskaniu tworzywa mog&#261; kiedy&#347; znale&#378;&#263; zastosowanie m.in. w skafandrach kosmicznych, z uwagi na swoj&#261; elastyczno&#347;&#263;.</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!9qWG!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F15748963-7d62-42cd-a443-b2e21ef441d3_2062x1661.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!9qWG!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F15748963-7d62-42cd-a443-b2e21ef441d3_2062x1661.png 424w, https://substackcdn.com/image/fetch/$s_!9qWG!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F15748963-7d62-42cd-a443-b2e21ef441d3_2062x1661.png 848w, https://substackcdn.com/image/fetch/$s_!9qWG!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F15748963-7d62-42cd-a443-b2e21ef441d3_2062x1661.png 1272w, https://substackcdn.com/image/fetch/$s_!9qWG!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F15748963-7d62-42cd-a443-b2e21ef441d3_2062x1661.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!9qWG!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F15748963-7d62-42cd-a443-b2e21ef441d3_2062x1661.png" width="1456" height="1173" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/15748963-7d62-42cd-a443-b2e21ef441d3_2062x1661.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:1173,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:123721,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!9qWG!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F15748963-7d62-42cd-a443-b2e21ef441d3_2062x1661.png 424w, https://substackcdn.com/image/fetch/$s_!9qWG!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F15748963-7d62-42cd-a443-b2e21ef441d3_2062x1661.png 848w, https://substackcdn.com/image/fetch/$s_!9qWG!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F15748963-7d62-42cd-a443-b2e21ef441d3_2062x1661.png 1272w, https://substackcdn.com/image/fetch/$s_!9qWG!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F15748963-7d62-42cd-a443-b2e21ef441d3_2062x1661.png 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">[&#8222;<em>Investigation of shielding material properties for effective space radiation protection&#8221;, Naito et al., 2020]</em></figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><p>Istnieje jednak inny, bogaty w wod&#243;r surowiec, kt&#243;ry &#347;wietnie sprawdza si&#281; w roli tarczy przed promieniowaniem. Co prawda, nie jest on lekki, lecz regu&#322;a l&#380;ej=lepiej wyj&#261;tkowo go nie dotyczy, poniewa&#380; w ka&#380;d&#261; misj&#281; za&#322;ogow&#261; i tak konieczne jest zabranie du&#380;ych jego zasob&#243;w. Najlepsza za&#347;, z punktu widzenia ekonomii przedsi&#281;wzi&#281;cia, konstrukcja ekranuj&#261;ca to taka, kt&#243;ra spe&#322;nia wi&#281;cej ni&#380; t&#281;, jedn&#261; funkcj&#281;.<strong> Skoro wi&#281;c astronauci potrzebuj&#261; H2O do picia, dlaczego nie utworzy&#263; z systemu filtracji przeciwpromiennego &#8222;p&#322;aszcza&#8221;?</strong></p><p>Tu w&#322;a&#347;nie wracamy do zasadniczych r&#243;&#380;nic w optyce Old Space <em>vs</em> SpaceX.</p><p>Mianowicie tezy, jakoby woda rzeczywi&#347;cie stanowi&#322;a wyj&#261;tek od regu&#322;y l&#380;ej=lepiej, nie da&#322;oby si&#281; obroni&#263; w uj&#281;ciu historycznym. Masa og&#243;&#322;em zawsze by&#322;a g&#322;&#243;wnym czynnikiem, ograniczaj&#261;cym wszelkie, pozaziemskie inicjatywy ludzko&#347;ci. Z kolei fraza &#8222;nie jest lekka&#8221; w odniesieniu do H2O i wynoszenia &#322;adunku na orbit&#281; jest, patrz&#261;c przez pryzmat Starego Kosmosu, sporym niedopowiedzeniem. </p><p>Nale&#380;y podkre&#347;li&#263;, &#380;e cho&#263; w&#322;a&#347;ciwo&#347;ci ekranuj&#261;ce wody s&#261; doskonale znane od dekad, nigdy nie by&#322;a ona stosowana (ani nawet brana pod uwag&#281; przy projektowaniu dotychczasowych statk&#243;w kosmicznych, je&#380;eli m&#243;wimy o dedykowanych temu celowi instalacjach), w&#322;a&#347;nie ze wzgl&#281;du na <strong>kryterium wagi</strong>.</p><p>Dowolne misje, od wirtualnej deski kre&#347;larskiej po zam&#243;wienie ostatniego uk&#322;adu scalonego, nabieraj&#261; kszta&#322;tu pod nieustann&#261; i niewzruszon&#261; presj&#261; delta<em>-v</em><a class="footnote-anchor" data-component-name="FootnoteAnchorToDOM" id="footnote-anchor-13" href="#footnote-13" target="_self">13</a>. W tym r&#243;wnaniu, lepszy instrument badawczy przegrywa najcz&#281;&#347;ciej z l&#380;ejszym, a uszczuplenie sondy o ekstra kilogram pozwala uzasadni&#263; zwi&#281;kszenie kosztu poszczeg&#243;lnych komponent&#243;w o rz&#261;d wielko&#347;ci. Nie jest przesad&#261; stwierdzenie, i&#380; &#8222;ekosystem planowania&#8221; lot&#243;w kosmicznych, w tym &#347;cie&#380;ki, jakimi pod&#261;&#380;a sama my&#347;l techniczna i podejmowane na ka&#380;dym rozdro&#380;u decyzje in&#380;ynieryjne, podporz&#261;dkowany jest kompromisowi: ile nauki da si&#281; zmie&#347;ci&#263; w tonie. </p><p>Tak ubra&#322; to w s&#322;owa (na swoim <a href="https://caseyhandmer.wordpress.com/">rewelacyjnym blogu</a>) Casey Handmer, zatrudniony do niedawna jako programista w NASA JPL:</p><p><em>Entire design languages and heuristics are reinforced, at the generational level, in service of avoiding negative consequences of excess mass.</em></p><p>     <strong>&#8595;</strong></p><p><em>Ca&#322;e j&#281;zyki projektowania i heurystyki wzmacniane s&#261;, na poziomie pokoleniowym, w s&#322;u&#380;bie unikania negatywnych konsekwencji nadmiaru masy.</em></p><p>&#8207;&#8206; &#8206;</p><p>Sp&#243;jrzmy wi&#281;c na rekordowo masywny obiekt na niskiej orbicie &#8211; Mi&#281;dzynarodowa Stacja Kosmiczna, jako najwi&#281;kszy (znany nam), sztuczny zbiornik H2O poza Ziemi&#261;, zawiera jej i tak o wiele za ma&#322;o, by mog&#322;a stanowi&#263; podstawow&#261; ochron&#281; przed promieniowaniem (modu&#322;y stacji ekranowane s&#261; lekkimi tworzywami sztucznymi) &#8211; astronauci zu&#380;ywaj&#261; do codziennych czynno&#347;ci ponad 10-krotnie mniej wody ni&#380; &#8222;ziemska &#347;rednia&#8221;. Higiena jest do&#347;&#263; ograniczona (g&#322;&#243;wnie do nawil&#380;anych chusteczek), cho&#263; na rzecz oszcz&#281;dno&#347;ci dzia&#322;a brak ci&#261;&#380;enia, umo&#380;liwiaj&#261;cy dalece bardziej efektywne &#8222;obchodzenie si&#281;&#8221; ze wszelkimi p&#322;ynami (trick z umyciem si&#281; w szklance wody nie zadzia&#322;a jednak na Marsie). Stosowany jest r&#243;wnie&#380; wyrafinowany obieg zamkni&#281;ty, odzyskuj&#261;cy oko&#322;o 93% wody wydalanej, z potem i oddechem w&#322;&#261;cznie<a class="footnote-anchor" data-component-name="FootnoteAnchorToDOM" id="footnote-anchor-14" href="#footnote-14" target="_self">14</a>. Opracowanie ultra-wydajnych technik recyklingu by&#322;o esencjonalne, w&#322;a&#347;nie przez wzgl&#261;d na zredukowanie konieczno&#347;ci zaopatrywania stacji w wod&#281;, kt&#243;rej waga &#8222;zabiera&#322;aby&#8221; cenne miejsce w rakiecie. </p><p>Poza tym, jak zosta&#322;o wspomniane w pierwszej cz&#281;&#347;ci artyku&#322;u, wysoko&#347;&#263; orbity ISS le&#380;y w obr&#281;bie ziemskiego pola magnetycznego, a zatem dedykowany schron antyradiacyjny nie jest na niej niezb&#281;dny. Inaczej przedstawia si&#281; sytuacja w drodze na Ksi&#281;&#380;yc &#8211; dlatego w planach Artemis<a class="footnote-anchor" data-component-name="FootnoteAnchorToDOM" id="footnote-anchor-15" href="#footnote-15" target="_self">15</a> uwzgl&#281;dniono procedur&#281;, wg kt&#243;rej za&#322;oga statku Orion mia&#322;aby, w razie otrzymania ostrze&#380;enia o wysokim poziomie promieniowania, zaaran&#380;owa&#263; dla siebie prowizoryczn&#261; os&#322;on&#281; z dost&#281;pnych w kapsule napoj&#243;w i po&#380;ywienia. Czyli w skr&#243;cie: propozycj&#261; NASA dla astronaut&#243;w jest w&#322;asnor&#281;czne otoczenie si&#281; pojemnikami z prowiantem.</p><p>Agencja opublikowa&#322;a nawet film, dumnie prezentuj&#261;cy dzia&#322;anie tego &#8222;systemu&#8221;:</p><div id="youtube2-70GrihLXmSs" class="youtube-wrap" data-attrs="{&quot;videoId&quot;:&quot;70GrihLXmSs&quot;,&quot;startTime&quot;:&quot;20&quot;,&quot;endTime&quot;:null}" data-component-name="Youtube2ToDOM"><div class="youtube-inner"><iframe src="https://www.youtube-nocookie.com/embed/70GrihLXmSs?start=20&amp;rel=0&amp;autoplay=0&amp;showinfo=0&amp;enablejsapi=0" frameborder="0" loading="lazy" gesture="media" allow="autoplay; fullscreen" allowautoplay="true" allowfullscreen="true" width="728" height="409"></iframe></div></div><p>&#8207;&#8206; &#8206;</p><p>I to by&#322;oby na tyle, je&#347;li chodzi o plany ekranowania wod&#261; sprzed &#8222;ery Starshipa&#8221;.</p><p>W jednym z opracowa&#324;, na jakie natkn&#261;&#322;em si&#281; przy okazji pisania artyku&#322;u, prezentowane na video rozwi&#261;zanie okre&#347;lone zosta&#322;o jako <em>zero mass storm shelter obtained by reconfiguration</em> i trzeba przyzna&#263;, &#380;e to nies&#322;ychanie zgrabna terminologia na za&#322;o&#380;enie sobie torby na g&#322;ow&#281;&#8230;</p><p>Znamiennym jest jednak przyk&#322;adanie w tego rodzaju opisach nacisku na brak konieczno&#347;ci dodawania masy &#8211; taka w&#322;a&#347;nie narracja towarzyszy przemys&#322;owi kosmicznemu od jego zarania, co owocuje osobliw&#261;, samospe&#322;niaj&#261;c&#261; si&#281; przepowiedni&#261;: promieniowanie jest gro&#378;ne, gdy&#380; najlepsze metody ekranowania s&#261; po prostu zbyt ci&#281;&#380;kie, by w og&#243;le po&#347;wi&#281;ca&#263; im czas.</p><p>Tak np. <a href="https://soundcloud.com/nasa/radiation-shielding?in=nasa/sets/houston-we-have-a-podcast">wypowiada&#322; si&#281;</a> o problemie Matthew Lemke, kt&#243;rego pozycja w NASA to &#8222;Orion Avionics, Power and Wiring Manager&#8221;:</p><p><em><strong>Matt Lemke:</strong> Space station has, you know, a certain amount of aluminum on it.  Orion has, you know, aluminum, titanium, some back shells.  But these particles are so energetic, they're just going to go through.  So, we don't get a lot of physical shielding from anything like that.  You know, if you had a space craft that was surrounded by a foot of water, like a water bladder, that would really help reduce your radiation risk. </em></p><p><em><strong>Host:</strong> Yeah. </em></p><p><em><strong>Matt Lemke: </strong>Kind of heavy and not very practical. </em></p><p><em><strong>Host:</strong> Right. Yeah. That's a lot of water.</em></p><p>     <strong>&#8595;</strong></p><p><em><strong>Matt Lemke:</strong> [Cz&#261;stki promieniowania kosmicznego] maj&#261; takie energie, &#380;e poszycie stacji czy Oriona nie zapewnia istotnego ekranowania. Wiesz, co innego, gdyby&#347;my mogli otoczy&#263; statek jakby wodnym p&#281;cherzem, powiedzmy 30-centymetrowym &#8211; to naprawd&#281; pomog&#322;oby zredukowa&#263; ryzyko [dla astronaut&#243;w]. </em></p><p>&#8207;&#8206; &#8206;</p><p>Trudno si&#281; jednak dziwi&#263; podej&#347;ciu NASA, maj&#261;c &#347;wiadomo&#347;&#263;, &#380;e koszt jednego startu rakiety SLS dla ameryka&#324;skiego podatnika, nie licz&#261;c R&amp;D, przekracza 900 mln dolar&#243;w (co najmniej &#8211; finalne warto&#347;ci zale&#380;e&#263; b&#281;d&#261; od wyst&#261;pienia dalszych op&#243;&#378;nie&#324; oraz tego, ile razy ta superci&#281;&#380;ka rakieta poleci na orbit&#281;, zanim stanie si&#281; zb&#281;dna za spraw&#261; SpaceX), a sam Orion oferuje wielodniow&#261; podr&#243;&#380; w warunkach niewiele wygodniejszych ni&#380; w misjach Apollo. Wody jest na nim zaledwie 240 litr&#243;w, a astronauci maj&#261; do dyspozycji 9 metr&#243;w sze&#347;ciennych.</p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!cYRd!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8dde7765-1ca5-4840-ae6e-1b34f8a53156_900x582.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!cYRd!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8dde7765-1ca5-4840-ae6e-1b34f8a53156_900x582.jpeg 424w, https://substackcdn.com/image/fetch/$s_!cYRd!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8dde7765-1ca5-4840-ae6e-1b34f8a53156_900x582.jpeg 848w, https://substackcdn.com/image/fetch/$s_!cYRd!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8dde7765-1ca5-4840-ae6e-1b34f8a53156_900x582.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!cYRd!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8dde7765-1ca5-4840-ae6e-1b34f8a53156_900x582.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!cYRd!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8dde7765-1ca5-4840-ae6e-1b34f8a53156_900x582.jpeg" width="900" height="582" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/8dde7765-1ca5-4840-ae6e-1b34f8a53156_900x582.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:582,&quot;width&quot;:900,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:134138,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!cYRd!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8dde7765-1ca5-4840-ae6e-1b34f8a53156_900x582.jpeg 424w, https://substackcdn.com/image/fetch/$s_!cYRd!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8dde7765-1ca5-4840-ae6e-1b34f8a53156_900x582.jpeg 848w, https://substackcdn.com/image/fetch/$s_!cYRd!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8dde7765-1ca5-4840-ae6e-1b34f8a53156_900x582.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!cYRd!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8dde7765-1ca5-4840-ae6e-1b34f8a53156_900x582.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Statek Orion, wizja artystyczna. <em>[NASA]</em></figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><p>Warto przy tym nadmieni&#263;, &#380;e nawet tak skromna ilo&#347;&#263; H2O, rozlokowana w formie permanentnego p&#322;aszcza, otaczaj&#261;cego za&#322;og&#281; warstw&#261; 8 mm, ograniczy&#322;aby dawki promieniowania na skutek typowego SPE o 10-20% i wg komputerowych symulacji (aczkolwiek przeprowadzonych przez autora<a class="footnote-anchor" data-component-name="FootnoteAnchorToDOM" id="footnote-anchor-16" href="#footnote-16" target="_self">16</a> bez dost&#281;pu do specyfikacji Oriona, st&#261;d wyniki obarczone s&#261; du&#380;ym marginesem b&#322;&#281;du) chroni&#322;a nieco efektywniej ni&#380; &#8222;plan schowania si&#281; pod prowiantem&#8221;. Oczywi&#347;cie, integracja p&#322;aszcza zwi&#281;kszy&#322;aby minimalnie <em><strong>wag&#281;</strong></em> statku, co z perspektywy NASA jest wad&#261; dyskwalifikuj&#261;c&#261;. </p><div><hr></div><h3>SpaceX zmienia zasady gry</h3><div><hr></div><p>Zerwanie z &#8222;dogmatem&#8221; jednorazowo&#347;ci rakiet umo&#380;liwi wynoszenie &#322;adunk&#243;w na Marsa (czy w inne miejsca Uk&#322;adu S&#322;onecznego) w nieosi&#261;galnych wcze&#347;niej cenach, a tak&#380;e za&#322;ogowe loty w bezprecedensowo przestronnych wn&#281;trzach. </p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!hsu4!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff8d85951-2135-4322-bf63-87b070547fcd_2048x1152.jpeg" data-component-name="Image2ToDOM"><div 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https://substackcdn.com/image/fetch/$s_!hsu4!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff8d85951-2135-4322-bf63-87b070547fcd_2048x1152.jpeg 848w, https://substackcdn.com/image/fetch/$s_!hsu4!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff8d85951-2135-4322-bf63-87b070547fcd_2048x1152.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!hsu4!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff8d85951-2135-4322-bf63-87b070547fcd_2048x1152.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Prototyp Starshipa w por&#243;wnaniu z Airbusem A380 (najwi&#281;kszy samolot pasa&#380;erski).<em> [@ErcXspace via Twitter]</em></figcaption></figure></div><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!pgop!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fbc057bdb-8e43-40b8-a9f7-782659f6f636_1947x2186.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!pgop!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fbc057bdb-8e43-40b8-a9f7-782659f6f636_1947x2186.jpeg 424w, https://substackcdn.com/image/fetch/$s_!pgop!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fbc057bdb-8e43-40b8-a9f7-782659f6f636_1947x2186.jpeg 848w, https://substackcdn.com/image/fetch/$s_!pgop!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fbc057bdb-8e43-40b8-a9f7-782659f6f636_1947x2186.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!pgop!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fbc057bdb-8e43-40b8-a9f7-782659f6f636_1947x2186.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!pgop!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fbc057bdb-8e43-40b8-a9f7-782659f6f636_1947x2186.jpeg" width="1456" height="1635" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/bc057bdb-8e43-40b8-a9f7-782659f6f636_1947x2186.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:1635,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:402675,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!pgop!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fbc057bdb-8e43-40b8-a9f7-782659f6f636_1947x2186.jpeg 424w, https://substackcdn.com/image/fetch/$s_!pgop!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fbc057bdb-8e43-40b8-a9f7-782659f6f636_1947x2186.jpeg 848w, https://substackcdn.com/image/fetch/$s_!pgop!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fbc057bdb-8e43-40b8-a9f7-782659f6f636_1947x2186.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!pgop!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fbc057bdb-8e43-40b8-a9f7-782659f6f636_1947x2186.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Na g&#243;rze: por&#243;wnanie rozmiar&#243;w Oriona oraz kapsu&#322;y SpaceX Dragon (po lewej); Starship, prom kosmiczny i Dragon (po prawej). Na dole: Mi&#281;dzynarodowa Stacja Kosmiczna, prom kosmiczny, rakieta Falcon Heavy (SpaceX) oraz Starship na szczycie stopnia no&#347;nego SuperHeavy <em>[kolejno: @RogerLewisHolt via Twitter, @Dtrford via Twitter, Dawid Ry&#347; we wsp&#243;&#322;pracy z autorem]</em></figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><p>Ca&#322;kowita obj&#281;to&#347;&#263; cz&#281;&#347;ci hermetyzowanej bliska jest najwi&#281;kszemu samolotowi pasa&#380;erskiemu (bez luk&#243;w baga&#380;owych) i por&#243;wnywalna z Mi&#281;dzynarodow&#261; Stacj&#261; Kosmiczn&#261;. Przy czym modu&#322;owa konstrukcja ISS jest zdecydowanie mniej &#8222;ustawna&#8221; ni&#380; wynoszony jako ca&#322;o&#347;&#263; Starship.</p><p>NASA nie uzna&#322;a nigdy statku o podobnych gabarytach za wartego cho&#263;by analizowania, tym bardziej w kategoriach czego&#347; mo&#380;liwego do sfinansowania.</p><h4><strong>Jego uko&#324;czenie przez SpaceX pozwoli, po raz pierwszy w historii, na praktyczn&#261; implementacj&#281; permanentnego ekranowania z u&#380;yciem p&#322;aszcza wodnego.</strong></h4><p>&#8207;&#8206; &#8206;</p><blockquote><p><strong><code>Na marginesie&#8230;</code></strong></p><p>Najbardziej ambitny (uwzgl&#281;dniaj&#261;c te, kt&#243;re mia&#322;y cho&#263; teoretyczne szanse si&#281; zi&#347;ci&#263;) projekt misji marsja&#324;skiej NASA zak&#322;ada&#322; nadmuchiwany modu&#322; TransHub o pojemno&#347;ci oko&#322;o trzykrotnie mniejszej &#8211; w przeciwie&#324;stwie do Starshipa, nie m&#243;g&#322;by on jednak wyl&#261;dowa&#263; na powierzchni planety.</p><p></p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!VnUX!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0a0b61bd-c6f4-47c2-8c06-6a619befbb3b_1024x1365.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!VnUX!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0a0b61bd-c6f4-47c2-8c06-6a619befbb3b_1024x1365.jpeg 424w, https://substackcdn.com/image/fetch/$s_!VnUX!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0a0b61bd-c6f4-47c2-8c06-6a619befbb3b_1024x1365.jpeg 848w, https://substackcdn.com/image/fetch/$s_!VnUX!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0a0b61bd-c6f4-47c2-8c06-6a619befbb3b_1024x1365.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!VnUX!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0a0b61bd-c6f4-47c2-8c06-6a619befbb3b_1024x1365.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!VnUX!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0a0b61bd-c6f4-47c2-8c06-6a619befbb3b_1024x1365.jpeg" width="577" height="769.1455078125" 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https://substackcdn.com/image/fetch/$s_!VnUX!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0a0b61bd-c6f4-47c2-8c06-6a619befbb3b_1024x1365.jpeg 848w, https://substackcdn.com/image/fetch/$s_!VnUX!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0a0b61bd-c6f4-47c2-8c06-6a619befbb3b_1024x1365.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!VnUX!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0a0b61bd-c6f4-47c2-8c06-6a619befbb3b_1024x1365.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">&#8222;Nadmuchiwany&#8221; modu&#322; mieszkalny TransHub. <em>[NASA]</em></figcaption></figure></div><p></p><p>Koncepcja TransHub zosta&#322;a zarzucona przez Kongres, a patenty na technologi&#281; kupi&#322;a firma Bigelow Aerospace, z zamiarem wykonania prywatnej stacji orbitalnej<a class="footnote-anchor" data-component-name="FootnoteAnchorToDOM" id="footnote-anchor-17" href="#footnote-17" target="_self">17</a> &#8211; plany te s&#261; jednak do&#347;&#263; iluzoryczne (Bigelow Aerospace zako&#324;czy&#322;a dzia&#322;alno&#347;&#263;<a class="footnote-anchor" data-component-name="FootnoteAnchorToDOM" id="footnote-anchor-18" href="#footnote-18" target="_self">18</a>, lecz swoj&#261; stacj&#281; <a href="https://www.blueorigin.com/news/orbital-reef-commercial-space-station">zapowiedzia&#322;a</a>, z ko&#324;cem pa&#378;dziernika, Blue Origin Jeffa Bezosa we wsp&#243;&#322;pracy z firm&#261; Sierra Space, kt&#243;ra naby&#322;a wcze&#347;niej aktywa Bigelow), a na pewno znacznie odleglejsze od test&#243;w za&#322;ogowego Starshipa. Na moment ukazania si&#281; tego tekstu, prototyp statku jest ju&#380; po udanej pr&#243;bie l&#261;dowania z wysoko&#347;ci 10 km, a udany lot orbitalny spodziewany jest w roku 2022. Relacje z bie&#380;&#261;cych post&#281;p&#243;w prac publikuj&#281; w postaci wpis&#243;w zatytu&#322;owanych jako <em>aktualizacje z Boca Chica</em> &#8211; do przeczytania m.in. <a href="https://texasbocachica.substack.com/p/spacex-aktualizacja-z-boca-chica">tu</a> oraz <a href="https://texasbocachica.substack.com/p/spacex-aktualizacja-z-boca-chica-a65">tu</a>).</p><p>U&#347;wiadomienie czytelnikowi znaczenia tego przedsi&#281;wzi&#281;cia dla kszta&#322;tu ca&#322;ego przemys&#322;u kosmicznego, a tym samym perspektyw eksploracji Uk&#322;adu S&#322;onecznego w pierwszej po&#322;owie XXI wieku, stanowi jeden z cel&#243;w niniejszego cyklu edukacyjnego &#8211; <strong>je&#347;li te&#380; uwa&#380;asz zdobywanie tej i innej wiedzy za inspiruj&#261;ce, podziel si&#281; ni&#261; ze swoimi znajomymi: </strong></p><p class="button-wrapper" data-attrs="{&quot;url&quot;:&quot;https://texasbocachica.substack.com/p/promieniowanie-kosmiczne-a-podroze?utm_source=substack&utm_medium=email&utm_content=share&action=share&quot;,&quot;text&quot;:&quot;Share&quot;,&quot;action&quot;:null,&quot;class&quot;:null}" data-component-name="ButtonCreateButton"><a class="button primary" href="https://texasbocachica.substack.com/p/promieniowanie-kosmiczne-a-podroze?utm_source=substack&utm_medium=email&utm_content=share&action=share"><span>Share</span></a></p><p>&#8207;&#8206; &#8206;</p><p>Znajdujesz moje teksty wartymi przeczytania? </p><p>Przes&#322;anie ich dalej jest <strong>najlepsz&#261; form&#261; podzi&#281;kowania za prac&#281; moj&#261; oraz zaanga&#380;owanych grafik&#243;w</strong> (znajduj&#261;ce si&#281; ni&#380;ej wizualizacje, w tym animacje 3D, zosta&#322;y wykonane od podstaw w celu zilustrowania omawianych tu koncepcji). </p></blockquote><p>&#8207;&#8206; &#8206;</p><p>Naturalnie, bez wgl&#261;du do oficjalnych plan&#243;w, nie mo&#380;na ze 100-procentow&#261; pewno&#347;ci&#261; stwierdzi&#263;, &#380;e SpaceX wykorzysta wod&#281; w podw&#243;jnej roli. To jednak wielce uzasadniona teza (prawdopodobie&#324;stwo swojej pomy&#322;ki w tej materii oceniam na &lt;5%), gdy&#380; w przeciwnym razie zbiornik wody stanowi&#322;by kilkunastotonowy balast, a wykonanie schronu antyradiacyjnego z innych, dedykowanych temu zadaniu materia&#322;&#243;w, to dalsze tysi&#261;ce kilogram&#243;w masy, nie pe&#322;ni&#261;cej &#380;adnej, komplementarnej funkcji. Kolejn&#261;, istotn&#261; zalet&#261; wody jest jej mobilno&#347;&#263;, umo&#380;liwiaj&#261;ca momentalne wype&#322;nienie jedynie tych &#347;cian, kt&#243;re w danym momencie skierowane s&#261; w stron&#281; S&#322;o&#324;ca. </p><p>Ciekawym problemem do rozwa&#380;enia jest natomiast optymalna wielko&#347;&#263; schronu &#8211; t&#281; determinuje w&#322;a&#347;nie funkcja ekranowanej przestrzeni na co dzie&#324;. Aran&#380;uj&#261;c pok&#322;ady mieszkalne statku nie mo&#380;na sobie bowiem pozwoli&#263; na marnotrawstwo. Bazuj&#261;c na tym za&#322;o&#380;eniu, mo&#380;emy sformu&#322;owa&#263; dalsze konkluzje co do specyfiki schronu &#8211; powinien on:</p><ul><li><p>mie&#347;ci&#263; wszystkie osoby na statku,</p></li><li><p>by&#263; wyposa&#380;ony w podstawowe instalacje sanitarne (bywa, &#380;e &#8222;pogoda s&#322;oneczna&#8221; nie uspokaja si&#281; przez par&#281; dni; np. w okresie najpot&#281;&#380;niejszej, zarejestrowanej do tej pory burzy magnetycznej, przez dwie doby utrzymywa&#322; si&#281; poziom jonizacji uznawany za zagra&#380;aj&#261;cy &#380;yciu potencjalnym astronautom &#8211; tych jednak w 1859 roku nie by&#322;o<a class="footnote-anchor" data-component-name="FootnoteAnchorToDOM" id="footnote-anchor-19" href="#footnote-19" target="_self">19</a>),</p></li><li><p>umo&#380;liwi&#263; spanie w systemie zmianowym. </p></li></ul><p><strong>Zmierzaj&#261;c tym torem rozumowania, mo&#380;emy doj&#347;&#263; do nast&#281;puj&#261;cych wniosk&#243;w&#8230;</strong></p><ol><li><p>Je&#380;eli schron ma umo&#380;liwia&#263; spanie, powinien by&#263; wyposa&#380;ony w standardowe kapsu&#322;y sypialne za&#322;ogi &#8211; w ten spos&#243;b funkcja powierzchni nie jest dublowana w dw&#243;ch miejscach statku, a dodatkowo przez 1/3 doby astronauci s&#261; ekranowani, dzi&#281;ki czemu przyjmuj&#261; mniejsz&#261; dawk&#281; promieniowania w ca&#322;ym okresie trwania misji. </p></li><li><p>Skoro instalacje sanitarne s&#261; w schronie potrzebne, analogicznie do punktu pierwszego mo&#380;na uczyni&#263; z niego &#322;azienk&#281;. Ma to sens nie tylko pod k&#261;tem w&#322;a&#347;ciwo&#347;ci antyradiacyjnych wody, lecz r&#243;wnie&#380; blisko&#347;ci zbiornika do przy&#322;&#261;czy hydraulicznych. Zlokalizowanie &#322;azienki w bezpo&#347;rednim s&#261;siedztwie kabin sypialnych, by po przebudzeniu nie trzeba by&#322;o pokonywa&#263; d&#322;ugiego dystansu w celu porannej toalety, r&#243;wnie&#380; wydaje si&#281; logiczne.  </p></li></ol><p>Pytanie brzmi, na co <strong>w praktyce pozwala</strong> zabierany na Marsa zapas wody. Spr&#243;bujemy na nie odpowiedzie&#263; z pomoc&#261; uproszczonych wylicze&#324; &#8211; b&#281;d&#261; to wyliczenia konkretne, acz bazuj&#261;ce na spekulacjach, dotycz&#261;cych profilu pierwszych misji. </p><p>&#8207;&#8206; &#8206;</p><p><strong><code>Za&#322;o&#380;enia: </code></strong></p><ul><li><p>rozmiar pionierskiej za&#322;ogi &#8211; <strong><code>24 osoby*</code></strong></p></li><li><p>ilo&#347;&#263; wody w obiegu zamkni&#281;tym statku, z uwzgl&#281;dnieniem skuteczno&#347;ci odzyskiwania 93% (poziom zbli&#380;ony do ISS) &#8211;<em> </em><strong><code>6000 litr&#243;w</code></strong><code>**</code></p></li><li><p>&#8222;twarda rezerwa&#8221;, przechowywana poza obiegiem i u&#380;ywana wy&#322;&#261;cznie w sytuacji awarii systemu recyklingu/filtracji &#8211; <strong><code>10000 litr&#243;w</code></strong><code>***</code></p></li><li><p>czas trwania misji dla jednego statku &#8211;<em> </em><strong><code>3 lata</code></strong></p></li><li><p>start &#8211;<em> </em><strong><code>2031 rok</code></strong></p></li></ul><p>&#8207;&#8206; &#8206;</p><p><em>*Liczb&#281; t&#281; uzna&#263; nale&#380;y za doln&#261; granic&#281; &#8211; Musk wspomina&#322;, w lu&#378;nych rozmowach, o 40-50 osobach w pierwszej misji, lecz osobi&#347;cie b&#281;d&#281; zaskoczony, je&#347;li uda si&#281; to zrealizowa&#263;.</em></p><p><em>**Poziom obliczony jako ekstrapolacja systemu ISS przy za&#322;o&#380;eniu, &#380;e &#347;rednio przebywa na stacji 4,8 astronaut&#243;w (dla Starshipa x5); przyj&#281;te zosta&#322;o dzia&#322;anie systemu (i uzupe&#322;nianie niedobor&#243;w wskutek utraty 7% zu&#380;ywanej wody) przez okres trzech lat, czyli podr&#243;&#380;y w dwie strony oraz dw&#243;ch lat na powierzchni planety; jest to asekuracyjne za&#322;o&#380;enie, wedle kt&#243;rego braki nie s&#261; uzupe&#322;niane na Marsie, tj. wod&#261; spoza statku (potencjalny scenariusz: uszkodzenie pow&#322;oki termicznej uniemo&#380;liwia l&#261;dowanie i Starship musi zosta&#263; na orbicie Marsa, w oczekiwaniu na organizacj&#281; awaryjnego tankowania lub misji ratunkowej innym statkiem za&#322;ogowym, w kolejnym oknie transferowym).</em></p><p><em>***Ekstrapolacja (x5) poziomu rezerwy na ISS, pozwalaj&#261;ca funkcjonowa&#263; za&#322;odze przez ca&#322;y okres tranzytu, r&#243;wnie&#380; w skrajnie nieprawdopodobnej sytuacji permanentnego uszkodzenia systemu recyklingu na samym pocz&#261;tku misji &#8211; za&#322;o&#380;enie polega na mo&#380;liwo&#347;ci uzupe&#322;nienia wody u celu podr&#243;&#380;y (niezale&#380;nie od topienia marsja&#324;skiego lodu, zapasy wody pitnej b&#281;d&#261; oczekiwa&#263; na kolonist&#243;w, dostarczone przez wcze&#347;niejsze loty bezza&#322;ogowe), tudzie&#380; poprzez awaryjne dokowanie do drugiego statku (wys&#322;anego po otrzymaniu sygna&#322;u o k&#322;opotach z filtracj&#261;). </em></p><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><p><strong>16 000 litr&#243;w &#322;&#261;cznie umo&#380;liwia wyposa&#380;enie statku w efektywny, dwupoziomowy schron antyradiacyjny o kszta&#322;cie cylindra, kt&#243;rego &#347;ciany zawieraj&#261; a&#380; 15-centymetrow&#261; warstw&#281; wody na ca&#322;ym obwodzie </strong>(+ pod&#322;oga i sufit)<strong>. </strong> Dla por&#243;wnania, by zatrzyma&#263; protony o energii rz&#281;du 100 MeV, wystarczy oko&#322;o 12 centymetr&#243;w. </p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!Ct55!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fe393277b-0008-4e64-919c-241f62683c72_2240x1254.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" 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points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">16 tys. litr&#243;w podzielone mi&#281;dzy cylindryczny schron i &#347;cian&#281; wodn&#261;.</figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><p>Zwi&#281;kszanie grubo&#347;ci ekranowania ponad t&#281; warto&#347;&#263; przynosi marginalne korzy&#347;ci &#8211; 15 cm H2O w po&#322;&#261;czeniu z kompozytowymi &#347;ciankami zbiornika gwarantuje wystarczaj&#261;c&#261; ochron&#281; nawet przed pot&#281;&#380;nymi SPE (najsilniejszy, zarejestrowany od pocz&#261;tku lot&#243;w kosmicznych rozb&#322;ysk by&#322;by dla astronaut&#243;w niegro&#378;ny, za&#347; burza z roku 1859 skutkowa&#322;aby dawk&#261; poni&#380;ej 100 milisiwert&#243;w), a tak&#380;e oko&#322;o dwukrotn&#261; redukcj&#281; promieniowania na skutek GCR. </p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!R5tS!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7a8e9c2d-f4aa-4cec-8bca-57fe5f613a96_2114x1122.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!R5tS!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7a8e9c2d-f4aa-4cec-8bca-57fe5f613a96_2114x1122.png 424w, https://substackcdn.com/image/fetch/$s_!R5tS!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7a8e9c2d-f4aa-4cec-8bca-57fe5f613a96_2114x1122.png 848w, https://substackcdn.com/image/fetch/$s_!R5tS!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7a8e9c2d-f4aa-4cec-8bca-57fe5f613a96_2114x1122.png 1272w, https://substackcdn.com/image/fetch/$s_!R5tS!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7a8e9c2d-f4aa-4cec-8bca-57fe5f613a96_2114x1122.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!R5tS!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7a8e9c2d-f4aa-4cec-8bca-57fe5f613a96_2114x1122.png" width="1456" height="773" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/7a8e9c2d-f4aa-4cec-8bca-57fe5f613a96_2114x1122.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:773,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:165523,&quot;alt&quot;:&quot;promieniowanie kosmiczne woda H2O tarcza&quot;,&quot;title&quot;:null,&quot;type&quot;:null,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="promieniowanie kosmiczne woda H2O tarcza" title="promieniowanie kosmiczne woda H2O tarcza" srcset="https://substackcdn.com/image/fetch/$s_!R5tS!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7a8e9c2d-f4aa-4cec-8bca-57fe5f613a96_2114x1122.png 424w, https://substackcdn.com/image/fetch/$s_!R5tS!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7a8e9c2d-f4aa-4cec-8bca-57fe5f613a96_2114x1122.png 848w, https://substackcdn.com/image/fetch/$s_!R5tS!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7a8e9c2d-f4aa-4cec-8bca-57fe5f613a96_2114x1122.png 1272w, https://substackcdn.com/image/fetch/$s_!R5tS!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7a8e9c2d-f4aa-4cec-8bca-57fe5f613a96_2114x1122.png 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Wykres odtworzony z opracowania angloj&#281;zycznego <em>[NASA Technical Memorandum,1990 &#8211; </em>&#8222;<em>Estimates of galactic cosmic ray shielding requirements during solar minimum&#8221;, Townsend et al.]</em></figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><p>To dobre miejsce, by przypomnie&#263; pewn&#261; liczb&#281; z pierwszej cz&#281;&#347;ci artyku&#322;u: na&#322;ogowy palacz przyjmuje dawk&#281; promieniowania na poziomie 150-200 mSv rocznie (inhalacja polonu). Mo&#380;na wi&#281;c zaryzykowa&#263; p&#243;&#322;powa&#380;n&#261; konkluzj&#281;, &#380;e lec&#261;cy na Marsa w okresie maksimum s&#322;onecznego Starship, by&#322;by dla takiej osoby miejscem terapeutycznym, tj. zapewniaj&#261;cym <em>redukcj&#281;</em> do&#347;wiadczanej przez organizm radioaktywno&#347;ci. Przyjmuj&#261;c, rzecz jasna, &#380;e palenie na statku nie b&#281;dzie dozwolone&#8230; A zupe&#322;nie powa&#380;nie: przyjmuj&#261;c, &#380;e pali&#263; w podr&#243;&#380;y mi&#281;dzyplanetarnej nie wolno, nie ulega w&#261;tpliwo&#347;ci, i&#380; by&#322;aby ona dla typowego na&#322;ogowca terapeutyczna, poniewa&#380; dym papierosowy zwi&#281;ksza ryzyko &#347;miertelnego nowotworu oko&#322;o dwudziestokrotnie bardziej (i bynajmniej nie radioaktywny polon jest za to odpowiedzialny) ni&#380; promieniowanie kosmiczne w okresie tranzytu. Tym bardziej, je&#347;li m&#243;wimy o podr&#243;&#380;y Starshipem.</p><p>Powy&#380;sze estymacje skuteczno&#347;ci ochrony s&#261; przy tym nadto konserwatywne, gdy&#380; dotycz&#261; sytuacji, w kt&#243;rej p&#322;aszcz wodny pe&#322;ni&#322;by funkcj&#281; kad&#322;uba statku (wykres). Tymczasem w naszym modelu (rys. poni&#380;ej), &#347;ciany schronu nie s&#261; eksponowane na pr&#243;&#380;ni&#281; kosmiczn&#261; &#8211; izolowane s&#261; p&#243;&#322;torametrow&#261; przestrzeni&#261;, w okresie tranzytu szczelnie wype&#322;nion&#261; pojemnikami z <em>cargo.</em> Nast&#281;pn&#261; &#8222;lini&#261; obrony&#8221; s&#261; &#347;ciany kad&#322;uba, czyli wielowarstwowa struktura aluminium (w funkcji usztywnienia konstrukcji oraz rusztowania, do kt&#243;rego mocowane s&#261; elementy awioniki), tytanu, kevlaru (zatrzymanie mikrometeor&#243;w), izolacji termicznej i tworzyw sztucznych. Dopiero na samym ko&#324;cu, licz&#261;c od punktu centralnego, znajduje si&#281; stalowe poszycie Starshipa. </p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!AexC!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2aeb64db-9d5f-4381-b938-6e4a4ff190ee_1100x1022.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!AexC!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2aeb64db-9d5f-4381-b938-6e4a4ff190ee_1100x1022.png 424w, 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12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Przekr&#243;j przez kad&#322;ub na wysoko&#347;ci pok&#322;adu 0. Grubo&#347;&#263; &#347;ciany zewn&#281;trznej (50 cm), uwzgl&#281;dniaj&#261;ca wszystkie warstwy poszycia oraz zintegrowane systemy (np. baterie, okablowanie awioniki, etc.) jest prawdopodobnie zawy&#380;ona &#8211; nale&#380;y j&#261; traktowa&#263; jako konserwatywne za&#322;o&#380;enie. Kolorem fioletowym zaznaczono &#322;adowni&#281; <em>cargo</em>. &#346;luzy po obu stronach windy s&#261; dwupoziomowe (pok&#322;ady 0 i 1).</figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><p>Jak wiemy z wcze&#347;niejszych akapit&#243;w, to wci&#261;&#380; nie wystarczy, by zatrzyma&#263; <em>wszystkie</em> wysokoenergetyczne cz&#261;stki****, lecz os&#322;on&#281; ponad dw&#243;ch metr&#243;w r&#243;&#380;nych materia&#322;&#243;w, z czego 15 cm stanowi woda, mo&#380;na z powodzeniem przyr&#243;wna&#263; do wspomnianej przez Matta Lemke, w kontek&#347;cie ma&#322;o realistycznej zachcianki,  <em>foot of water</em> (30 cm), kt&#243;ra &#8222;naprawd&#281; pomog&#322;aby zredukowa&#263; ryzyko dla astronaut&#243;w&#8221; (a w domy&#347;le: &#8222;&#8230;ale nie ma sensu tego analizowa&#263;, poniewa&#380; NASA i tak nie ma jak wynie&#347;&#263; takiej ilo&#347;ci wody&#8221;). </p><p><strong>W dalszej cz&#281;&#347;ci artyku&#322;u przekonamy si&#281; r&#243;wnie&#380;, i&#380; w sytuacji awaryjnej, cz&#322;onkowie za&#322;ogi mogliby skorzysta&#263; z p&#243;&#322;metrowej (50 cm) </strong>&#8222;<strong>tarczy wodnej&#8221;, bez modyfikacji poni&#380;szej propozycji wn&#281;trza statku i bez zwi&#281;kszania litra&#380;u H2O.</strong></p><p><em>****Wi&#281;kszo&#347;&#263; czytelnik&#243;w zapewne pami&#281;ta, &#380;e przed promieniowaniem kosmicznym nie chroni nas w stu procentach nawet atmosfera Ziemi, kt&#243;ra stanowi ekwiwalent</em><a class="footnote-anchor" data-component-name="FootnoteAnchorToDOM" id="footnote-anchor-20" href="#footnote-20" target="_self">20</a><em> 2,4 metra ekranowania wod&#261;.</em></p><p></p><div><hr></div><h3>Realistyczna koncepcja schronu antyradiacyjnego</h3><div><hr></div><p>Trzymaj&#261;c si&#281; wymienionych wy&#380;ej &#8222;kryteri&#243;w brzegowych&#8221;, przyjrzyjmy si&#281;  <strong>hipotetycznemu</strong> systemowi ochrony przed promieniowaniem w Starshipie, wraz z jego stron&#261; praktyczn&#261;, uwzgl&#281;dniaj&#261;c&#261; codzienne &#380;ycie na statku. </p><p>Co wa&#380;ne, <em><strong>nie</strong></em> staramy si&#281; uprzedzi&#263; SpaceX w zaprojektowaniu <em>najlepszego</em> po&#322;o&#380;enia czy rozmiaru schronu &#8211; celem wizualizacji w kolejnych akapitach jest przedstawienie teoretycznych mo&#380;liwo&#347;ci statku <strong>przy za&#322;o&#380;eniu</strong>, &#380;e sta&#322;ej ochronie za&#322;ogi przed promieniowaniem zosta&#322;by nadany bardzo wysoki priorytet, wy&#380;szy m.in. od maksymalizacji przestrzeni u&#380;ytkowej. W rzeczywisto&#347;ci, podej&#347;cie takie jest co najmniej w&#261;tpliwe, poniewa&#380; zwi&#281;kszona ekspozycja na GCR przez okres tranzytu nie stanowi realnego zagro&#380;enia (temat rozwini&#281;ty ju&#380; wcze&#347;niej), a przeciwdzia&#322;anie skutkom SPE nie wymaga ochrony <em>sta&#322;ej</em>.  </p><p>Mamy jednocze&#347;nie &#347;wiadomo&#347;&#263;, &#380;e aran&#380;acja pok&#322;ad&#243;w zale&#380;e&#263; b&#281;dzie od bardzo wielu czynnik&#243;w, lwiej cz&#281;&#347;ci kt&#243;rych obecnie nie znamy, gdy&#380; profil misji nie zosta&#322; podany do publicznej wiadomo&#347;ci. Jest zreszt&#261; najbardziej prawdopodobne, &#380;e pozostaje on wci&#261;&#380; w fazie wst&#281;pnych analiz i nie podj&#281;to decyzji odno&#347;nie rozmiar&#243;w pionierskiej za&#322;ogi czy liczby statk&#243;w z wyposa&#380;eniem.</p><p>Nie zmienia to jednak faktu, &#380;e mo&#380;emy pokusi&#263; si&#281; o niezobowi&#261;zuj&#261;ce uszczeg&#243;&#322;owienie pewnych koncepcji, obrazuj&#261;cych jak <em>m&#243;g&#322;by</em> wygl&#261;da&#263; <strong>standard przysz&#322;ych podr&#243;&#380;y na Marsa. </strong>A z uwagi na przyj&#281;te we wcze&#347;niejszym akapicie za&#322;o&#380;enie, obrazujemy raczej &#8222;standard minimum&#8221; dla 24 os&#243;b &#8211; przy takim rozmiarze za&#322;ogi, poziom &#8222;luksusu&#8221; (np. wielko&#347;&#263; kabin sypialnych) m&#243;g&#322;by zosta&#263; &#322;atwo podniesiony, kosztem zrezygnowania z pe&#322;nego otoczenia astronaut&#243;w H2O na rzecz ekranowania kierunkowego (tylko od S&#322;o&#324;ca). </p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!IhtJ!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb47cc6b9-908d-4d79-9b05-8e31405f7b50_1100x775.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!IhtJ!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb47cc6b9-908d-4d79-9b05-8e31405f7b50_1100x775.png 424w, https://substackcdn.com/image/fetch/$s_!IhtJ!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb47cc6b9-908d-4d79-9b05-8e31405f7b50_1100x775.png 848w, 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role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p>&#8207;&#8206; &#8206;</p><h4><strong>Aspekty funkcjonalne </strong></h4><p>&#8207;&#8206; &#8206;</p><p>Przyk&#322;adowy, cylindryczny schron sk&#322;ada si&#281; z dw&#243;ch pi&#281;ter, o &#322;&#261;cznej wysoko&#347;ci zewn&#281;trznej 5 metr&#243;w i &#347;rednicy wewn&#281;trznej 465 cm. Licz&#261;c tylko po pod&#322;ogach, do dyspozycji s&#261; wi&#281;c prawie 34 m&#178;. </p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!xkOP!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fbb26d769-4b7d-4bc3-ba39-5dc66194c6b1_6452x3248.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!xkOP!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fbb26d769-4b7d-4bc3-ba39-5dc66194c6b1_6452x3248.jpeg 424w, 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srcset="https://substackcdn.com/image/fetch/$s_!xkOP!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fbb26d769-4b7d-4bc3-ba39-5dc66194c6b1_6452x3248.jpeg 424w, https://substackcdn.com/image/fetch/$s_!xkOP!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fbb26d769-4b7d-4bc3-ba39-5dc66194c6b1_6452x3248.jpeg 848w, https://substackcdn.com/image/fetch/$s_!xkOP!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fbb26d769-4b7d-4bc3-ba39-5dc66194c6b1_6452x3248.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!xkOP!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fbb26d769-4b7d-4bc3-ba39-5dc66194c6b1_6452x3248.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption"><strong>[1]</strong> Cztery piony kapsu&#322; sypialnych. <strong>[2]</strong> Drugi pion komunikacyjny, maj&#261;cy sw&#243;j pocz&#261;tek w garderobie na pok&#322;adzie 0. <strong>[3]</strong> St&#243;&#322; z opcj&#261; podwieszenia pod sufitem oraz sk&#322;adane siedzenie dla dw&#243;ch os&#243;b (trzecia mo&#380;e usi&#261;&#347;&#263; bokiem na rowerze do &#263;wicze&#324;). <strong>[4]</strong> &#8222;Master bathroom&#8221;. <strong>[5]</strong> Konsola, zapewniaj&#261;ca dost&#281;p awaryjny do system&#243;w statku (konsol&#281; mo&#380;na roz&#322;o&#380;y&#263; do postaci dw&#243;ch foteli z pasami, w razie konieczno&#347;ci efektywnego operowania w warunkach 0g). <em><strong>UWAGA: w dalszej cz&#281;&#347;ci artyku&#322;u znajduje si&#281; link, pozwalaj&#261;cy obejrze&#263; ca&#322;y schron w technologii VR.</strong></em>   </figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://www.flickr.com/photos/194580829@N02/51753716054/in/album-72157720226339059/" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!7pv7!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F80001687-b0cd-471a-b704-bff2903c79c6_4874x4000.jpeg 424w, https://substackcdn.com/image/fetch/$s_!7pv7!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F80001687-b0cd-471a-b704-bff2903c79c6_4874x4000.jpeg 848w, https://substackcdn.com/image/fetch/$s_!7pv7!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F80001687-b0cd-471a-b704-bff2903c79c6_4874x4000.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!7pv7!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F80001687-b0cd-471a-b704-bff2903c79c6_4874x4000.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!7pv7!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F80001687-b0cd-471a-b704-bff2903c79c6_4874x4000.jpeg" width="1456" height="1195" 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https://substackcdn.com/image/fetch/$s_!7pv7!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F80001687-b0cd-471a-b704-bff2903c79c6_4874x4000.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><p>Na pierwszy rzut oka, 34 m&#178; wydaje si&#281; ma&#322;ym metra&#380;em dla 24 os&#243;b, lecz stan niewa&#380;ko&#347;ci pozwala na korzystanie ze wszystkich powierzchni. Sufity i &#347;ciany mog&#261; pe&#322;ni&#263; rol&#281; pod&#322;ogi i <em>vice versa</em>.</p><p>R&#243;wnie&#380; w warunkach ci&#261;&#380;enia (Mars) nie wyst&#281;puje problem szczeg&#243;lnej ciasnoty &#8211; by to zobrazowa&#263;, mo&#380;emy pos&#322;u&#380;y&#263; si&#281; wizualizacj&#261; sytuacji awaryjnej (jaka mo&#380;e trwa&#263; np. dob&#281; lub d&#322;u&#380;ej), w kt&#243;rej ca&#322;a za&#322;oga statku przebywa jednocze&#347;nie na ekranowanym obszarze: </p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://www.flickr.com/photos/194580829@N02/51753261665/in/album-72157720226339059/" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" 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https://substackcdn.com/image/fetch/$s_!w2AD!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb1c68c9a-b478-41e1-95ff-b4d7ec7ec8bf_1920x1332.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 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znajomo&#347;&#263; wymiar&#243;w nie gwarantuje prawid&#322;owego wyobra&#380;enia przestrzeni. </p><p>Przenie&#347;my si&#281; zatem na Starshipa w jego dziewiczej misji &#8211; przedstawiona dalej aran&#380;acja pozwala sp&#281;dza&#263; w najlepiej zabezpieczonych pomieszczeniach oko&#322;o 1/2 doby (tj. czas snu, toalety, &#263;wicze&#324; oraz czasu wolnego, kt&#243;ry astronauci mog&#261; po&#347;wi&#281;ci&#263; ksi&#261;&#380;ce lub ods&#322;uchaniu/nagraniu video-wiadomo&#347;ci), by zminimalizowa&#263; potencjalnie negatywny, d&#322;ugofalowy wp&#322;yw GCR na zdrowie (przy czym nacisk w tym zdaniu nale&#380;y po&#322;o&#380;y&#263; na s&#322;owo &#8222;potencjalnie&#8221; &#8211; w rzeczywisto&#347;ci mo&#380;e si&#281; okaza&#263;, &#380;e takie &#347;rodki zapobiegawcze nie s&#261; potrzebne). </p><p>Wszystkie instalacje dostosowane s&#261; do wygodnego u&#380;ywania zar&#243;wno w mikrograwitacji jak i marsja&#324;skim ci&#261;&#380;eniu. Wiele element&#243;w &#8211; w ramach punktu odniesienia skali &#8211; stanowi &#8222;wymiarow&#261; kalk&#281;&#8221; standardowych urz&#261;dze&#324; (w &#322;azienkach s&#261; to np. panele prysznicowe, a w garderobie wieszak na koszule).</p><p>&#8207;&#8206; &#8206;</p><h5>Prezentowane kadry s&#261; jedynie wizj&#261; artystyczn&#261;, dyktowan&#261; przyj&#281;tymi rozmiarami opisanego tu, teoretycznego systemu antyradiacyjnego. Grafiki nie maj&#261; zwi&#261;zku z oficjalnymi materia&#322;ami czy zapowiedziami SpaceX. Tw&#243;rc&#261; wszystkich, poni&#380;szych modeli 3D (opracowanych wg wytycznych projektowych autora) jest Dawid Ry&#347; <em>aka</em> @kotlesny.</h5><h5>UWAGA: klikni&#281;cie otwiera pliki HD w nowej karcie (Flickr.com) &#8211; polecam mi&#322;o&#347;nikom detali:)</h5><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://www.flickr.com/photos/194580829@N02/51753031944/in/album-72157720226339059/" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!-pnl!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb6f10627-0463-4c6d-8f79-97ffac4a7d18_1920x1392.jpeg 424w, 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Ich rozmiary ust&#281;puj&#261; zaledwie 10 cm mi&#281;dzynarodowym standardom hoteli kapsu&#322;owych (patrz zdj&#281;cie<a class="footnote-anchor" data-component-name="FootnoteAnchorToDOM" id="footnote-anchor-21" href="#footnote-21" target="_self">21</a>), przy czym relatywna przestronno&#347;&#263; wn&#281;trza mo&#380;e wr&#281;cz by&#263; wi&#281;ksza, poniewa&#380; astronauci nie s&#261; z regu&#322;y rekrutowani spo&#347;r&#243;d ludzi bardzo wysokich. </p><p>&#8207;&#8206; &#8206;</p><h6>KAPSU&#321;A SYPIALNA &#8211; JASNY WARIANT KOLORYSTYCZNY: </h6><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://www.flickr.com/photos/194580829@N02/51752624533/in/album-72157720226339059/" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!fizd!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff2f3f9b3-976d-4c6e-b8f5-8842da26202a_1920x1097.jpeg 424w, https://substackcdn.com/image/fetch/$s_!fizd!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff2f3f9b3-976d-4c6e-b8f5-8842da26202a_1920x1097.jpeg 848w, https://substackcdn.com/image/fetch/$s_!fizd!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff2f3f9b3-976d-4c6e-b8f5-8842da26202a_1920x1097.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!fizd!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff2f3f9b3-976d-4c6e-b8f5-8842da26202a_1920x1097.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!fizd!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff2f3f9b3-976d-4c6e-b8f5-8842da26202a_1920x1097.jpeg" width="1456" height="832" 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https://substackcdn.com/image/fetch/$s_!fizd!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff2f3f9b3-976d-4c6e-b8f5-8842da26202a_1920x1097.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 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estetyki. Widok wody (w wi&#281;kszym stopniu ni&#380; zieleni) dzia&#322;a koj&#261;co na psychik&#281;, kt&#243;rej dobry stan jest kluczowy w &#347;rodowisku mi&#281;dzyplanetarnym. Sama &#347;wiadomo&#347;&#263; blisko&#347;ci wody, a nawet jej symulowany d&#378;wi&#281;k (szum p&#322;yn&#261;cego strumienia, deszcz, fale, etc.) obni&#380;a stres, pomaga zasn&#261;&#263; i ma pozytywny wp&#322;yw na organizm<a class="footnote-anchor" data-component-name="FootnoteAnchorToDOM" id="footnote-anchor-22" href="#footnote-22" target="_self">22</a>. Kapsu&#322;y s&#261; wi&#281;c wyposa&#380;one w pod&#347;wietlane, zgodnie z preferencj&#261; u&#380;ytkownika, okno wodne.</p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://www.flickr.com/photos/194580829@N02/51753030969/in/album-72157720226339059/" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!DYTT!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ffbd22fb8-448b-40ef-8835-61140af4f746_1920x1280.jpeg 424w, https://substackcdn.com/image/fetch/$s_!DYTT!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ffbd22fb8-448b-40ef-8835-61140af4f746_1920x1280.jpeg 848w, 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iluzji przestrzenno&#347;ci i symulacji praktycznie dowolnego widoku, np. tr&#243;jwymiarowej rafy koralowej czy innego krajobrazu ze &#8222;z&#322;udzeniem dali&#8221;.</p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://www.flickr.com/photos/194580829@N02/51752386721/in/album-72157720226339059/" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!t_a4!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fd7511b1c-d32b-4a42-9bb6-657c218c25d3_1920x2570.jpeg 424w, 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https://substackcdn.com/image/fetch/$s_!t_a4!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fd7511b1c-d32b-4a42-9bb6-657c218c25d3_1920x2570.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p>&#8207;&#8206; &#8206;</p><p>Powy&#380;sz&#261; koncepcj&#281; obrazuje dodatkowo animacja: </p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!IBEg!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F29582bcf-3c95-4789-a6a8-e4943e162d48_540x304.gif" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!IBEg!,w_424,c_limit,f_webp,q_auto:good,fl_lossy/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F29582bcf-3c95-4789-a6a8-e4943e162d48_540x304.gif 424w, https://substackcdn.com/image/fetch/$s_!IBEg!,w_848,c_limit,f_webp,q_auto:good,fl_lossy/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F29582bcf-3c95-4789-a6a8-e4943e162d48_540x304.gif 848w, https://substackcdn.com/image/fetch/$s_!IBEg!,w_1272,c_limit,f_webp,q_auto:good,fl_lossy/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F29582bcf-3c95-4789-a6a8-e4943e162d48_540x304.gif 1272w, https://substackcdn.com/image/fetch/$s_!IBEg!,w_1456,c_limit,f_webp,q_auto:good,fl_lossy/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F29582bcf-3c95-4789-a6a8-e4943e162d48_540x304.gif 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!IBEg!,w_1456,c_limit,f_auto,q_auto:good,fl_lossy/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F29582bcf-3c95-4789-a6a8-e4943e162d48_540x304.gif" width="540" height="304" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/29582bcf-3c95-4789-a6a8-e4943e162d48_540x304.gif&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:304,&quot;width&quot;:540,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:6320412,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/gif&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!IBEg!,w_424,c_limit,f_auto,q_auto:good,fl_lossy/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F29582bcf-3c95-4789-a6a8-e4943e162d48_540x304.gif 424w, https://substackcdn.com/image/fetch/$s_!IBEg!,w_848,c_limit,f_auto,q_auto:good,fl_lossy/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F29582bcf-3c95-4789-a6a8-e4943e162d48_540x304.gif 848w, https://substackcdn.com/image/fetch/$s_!IBEg!,w_1272,c_limit,f_auto,q_auto:good,fl_lossy/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F29582bcf-3c95-4789-a6a8-e4943e162d48_540x304.gif 1272w, https://substackcdn.com/image/fetch/$s_!IBEg!,w_1456,c_limit,f_auto,q_auto:good,fl_lossy/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F29582bcf-3c95-4789-a6a8-e4943e162d48_540x304.gif 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p>&#8207;&#8206; &#8206;</p><p>Kapsu&#322;a widziana &#8222;do g&#243;ry nogami&#8221; oraz w standardowej orientacji:</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://www.flickr.com/photos/194580829@N02/51753260035/in/album-72157720226339059/" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!z4EF!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F49873cc4-1066-4095-aa62-01bd4b762c41_1920x1097.jpeg 424w, https://substackcdn.com/image/fetch/$s_!z4EF!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F49873cc4-1066-4095-aa62-01bd4b762c41_1920x1097.jpeg 848w, https://substackcdn.com/image/fetch/$s_!z4EF!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F49873cc4-1066-4095-aa62-01bd4b762c41_1920x1097.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!z4EF!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F49873cc4-1066-4095-aa62-01bd4b762c41_1920x1097.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!z4EF!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F49873cc4-1066-4095-aa62-01bd4b762c41_1920x1097.jpeg" width="1456" height="832" 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12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Na drugim planie widoczny &#347;piw&#243;r oraz osobiste torby/kosmetyczki (kapsu&#322;a dzielona jest mi&#281;dzy dw&#243;ch u&#380;ytkownik&#243;w), przypinane do &#347;ciany na rzep.</figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><p>Co ciekawe, wra&#380;enie kropel deszczu, sp&#322;ywaj&#261;cych po szybie okiennej, osi&#261;gn&#261;&#263; mo&#380;na z u&#380;yciem realnej wody, co w po&#322;&#261;czeniu z efektami d&#378;wi&#281;kowymi zapewni&#322;oby pe&#322;n&#261; immersj&#281; (rzecz jasna, w 2031 roku takie rozwi&#261;zanie mog&#322;oby by&#263; bezzasadne, z uwagi na perfekcyjn&#261; wiarygodno&#347;&#263; &#8222;cyfrowego deszczu&#8221;):</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!jtws!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ffcda7a00-292b-4202-9e23-69fa6b045747_1920x800.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!jtws!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ffcda7a00-292b-4202-9e23-69fa6b045747_1920x800.jpeg 424w, https://substackcdn.com/image/fetch/$s_!jtws!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ffcda7a00-292b-4202-9e23-69fa6b045747_1920x800.jpeg 848w, https://substackcdn.com/image/fetch/$s_!jtws!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ffcda7a00-292b-4202-9e23-69fa6b045747_1920x800.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!jtws!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ffcda7a00-292b-4202-9e23-69fa6b045747_1920x800.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!jtws!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ffcda7a00-292b-4202-9e23-69fa6b045747_1920x800.jpeg" width="1456" height="607" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/fcda7a00-292b-4202-9e23-69fa6b045747_1920x800.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:607,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:307550,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!jtws!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ffcda7a00-292b-4202-9e23-69fa6b045747_1920x800.jpeg 424w, https://substackcdn.com/image/fetch/$s_!jtws!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ffcda7a00-292b-4202-9e23-69fa6b045747_1920x800.jpeg 848w, https://substackcdn.com/image/fetch/$s_!jtws!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ffcda7a00-292b-4202-9e23-69fa6b045747_1920x800.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!jtws!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ffcda7a00-292b-4202-9e23-69fa6b045747_1920x800.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p>&#8207;&#8206; &#8206;</p><p>W &#8222;rogach&#8221;, tj. pomi&#281;dzy kapsu&#322;ami sypialnymi, mieszcz&#261; si&#281; trzy &#322;azienki, ka&#380;da wyposa&#380;ona w standardowej wielko&#347;ci muszl&#281; sedesow&#261;, rozk&#322;adan&#261; umywalk&#281; i wygodny prysznic (widoczny na grafice panel prysznicowy ma typowe dla &#8222;ziemskich &#322;azienek&#8221; rozmiary). Umiejscowienie prysznica w jednej kabinie z toalet&#261;, czyli rozwi&#261;zanie znane z kamper&#243;w oraz spotykane w miastach o bardzo wysokiej cenie metra kwadratowego (np. Hong Kong, gdzie popularno&#347;&#263; zyskuj&#261; tzw. &#8222;nano-apartamenty&#8221;), pomaga w utrzymaniu czysto&#347;ci i jest tym bardziej praktyczne w niewa&#380;ko&#347;ci. Co prawda, klasyczny prysznic nie jest w&nbsp;warunkach 0 g potrzebny do odbycia dok&#322;adnej k&#261;pieli, lecz przez wi&#281;kszo&#347;&#263; czasu statek b&#281;dzie zapewnia&#322; dach nad g&#322;ow&#261; na Marsie &#8211; tam woda p&#322;ynie &#8222;normalnie&#8221;, a ochrona przed promieniowaniem wci&#261;&#380; jest po&#380;&#261;dana. <strong>St&#261;d </strong><em><strong>design</strong></em><strong> wszystkich pomieszcze&#324; dostosowany jest do orientacji g&#243;ra-d&#243;&#322;.</strong> </p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://www.flickr.com/photos/194580829@N02/51752623313/in/album-72157720226339059/" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!wozi!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2a7f6be7-9b06-4ae3-bd3b-86d304f4320e_1920x1260.jpeg 424w, https://substackcdn.com/image/fetch/$s_!wozi!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2a7f6be7-9b06-4ae3-bd3b-86d304f4320e_1920x1260.jpeg 848w, https://substackcdn.com/image/fetch/$s_!wozi!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2a7f6be7-9b06-4ae3-bd3b-86d304f4320e_1920x1260.jpeg 1272w, 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srcset="https://substackcdn.com/image/fetch/$s_!wozi!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2a7f6be7-9b06-4ae3-bd3b-86d304f4320e_1920x1260.jpeg 424w, https://substackcdn.com/image/fetch/$s_!wozi!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2a7f6be7-9b06-4ae3-bd3b-86d304f4320e_1920x1260.jpeg 848w, https://substackcdn.com/image/fetch/$s_!wozi!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2a7f6be7-9b06-4ae3-bd3b-86d304f4320e_1920x1260.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!wozi!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2a7f6be7-9b06-4ae3-bd3b-86d304f4320e_1920x1260.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p>&#8207;&#8206; &#8206;</p><p>S&#322;uchawka prysznicowa w podw&#243;jnej roli, umo&#380;liwiaj&#261;c rezygnacj&#281; z dedykowanej baterii nad umywalk&#261;:</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://www.flickr.com/photos/194580829@N02/51753259240/in/album-72157720226339059/" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!p8xk!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9416b5ef-c3f1-4f58-ba3f-10cfbc7d162e_1920x1353.jpeg 424w, https://substackcdn.com/image/fetch/$s_!p8xk!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9416b5ef-c3f1-4f58-ba3f-10cfbc7d162e_1920x1353.jpeg 848w, https://substackcdn.com/image/fetch/$s_!p8xk!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9416b5ef-c3f1-4f58-ba3f-10cfbc7d162e_1920x1353.jpeg 1272w, 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https://substackcdn.com/image/fetch/$s_!p8xk!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9416b5ef-c3f1-4f58-ba3f-10cfbc7d162e_1920x1353.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p>&#8207;&#8206; &#8206;</p><p>Suszarka na r&#281;czniki (s&#261; one dost&#281;pne tak&#380;e od g&#243;ry, przez pod&#322;og&#281; pok&#322;adu pierwszego):</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://www.flickr.com/photos/194580829@N02/51753029694/in/album-72157720226339059/" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!0R-i!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F19fd6253-d76b-434b-b88c-711d63942f24_1920x1434.jpeg 424w, https://substackcdn.com/image/fetch/$s_!0R-i!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F19fd6253-d76b-434b-b88c-711d63942f24_1920x1434.jpeg 848w, https://substackcdn.com/image/fetch/$s_!0R-i!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F19fd6253-d76b-434b-b88c-711d63942f24_1920x1434.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!0R-i!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F19fd6253-d76b-434b-b88c-711d63942f24_1920x1434.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!0R-i!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F19fd6253-d76b-434b-b88c-711d63942f24_1920x1434.jpeg" width="1456" height="1087" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/19fd6253-d76b-434b-b88c-711d63942f24_1920x1434.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:1087,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:632311,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:&quot;https://www.flickr.com/photos/194580829@N02/51753029694/in/album-72157720226339059/&quot;,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!0R-i!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F19fd6253-d76b-434b-b88c-711d63942f24_1920x1434.jpeg 424w, https://substackcdn.com/image/fetch/$s_!0R-i!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F19fd6253-d76b-434b-b88c-711d63942f24_1920x1434.jpeg 848w, https://substackcdn.com/image/fetch/$s_!0R-i!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F19fd6253-d76b-434b-b88c-711d63942f24_1920x1434.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!0R-i!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F19fd6253-d76b-434b-b88c-711d63942f24_1920x1434.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 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Kapsu&#322;y dolne oraz &#347;rodkowe po&#322;&#261;czone s&#261; z &#322;azienk&#261; bezpo&#347;rednimi, podw&#243;jnymi drzwiczkami (ich kontur widoczny jest powy&#380;ej, na lustrzanej &#347;cianie po lewej). </p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://www.flickr.com/photos/194580829@N02/51753259775/in/album-72157720226339059/" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!bNXs!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F64d5a4c3-d942-4e02-aae1-f796dd785ec3_1920x1280.jpeg 424w, https://substackcdn.com/image/fetch/$s_!bNXs!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F64d5a4c3-d942-4e02-aae1-f796dd785ec3_1920x1280.jpeg 848w, https://substackcdn.com/image/fetch/$s_!bNXs!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F64d5a4c3-d942-4e02-aae1-f796dd785ec3_1920x1280.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!bNXs!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F64d5a4c3-d942-4e02-aae1-f796dd785ec3_1920x1280.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!bNXs!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F64d5a4c3-d942-4e02-aae1-f796dd785ec3_1920x1280.jpeg" width="1456" height="971" 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https://substackcdn.com/image/fetch/$s_!bNXs!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F64d5a4c3-d942-4e02-aae1-f796dd785ec3_1920x1280.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 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href="https://substackcdn.com/image/fetch/$s_!7sX7!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F30ea4f26-a4c6-4f1f-a89a-e77fa667fe6b_1920x1280.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!7sX7!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F30ea4f26-a4c6-4f1f-a89a-e77fa667fe6b_1920x1280.jpeg 424w, https://substackcdn.com/image/fetch/$s_!7sX7!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F30ea4f26-a4c6-4f1f-a89a-e77fa667fe6b_1920x1280.jpeg 848w, 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data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/30ea4f26-a4c6-4f1f-a89a-e77fa667fe6b_1920x1280.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:971,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:584429,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!7sX7!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F30ea4f26-a4c6-4f1f-a89a-e77fa667fe6b_1920x1280.jpeg 424w, 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restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Najwy&#380;sze kapsu&#322;y korzystaj&#261; z opuszczanego do s&#261;siaduj&#261;cej &#322;azienki &#8222;koszyka&#8221;. </figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><p><strong><code>Wci&#261;&#380; trudno oceni&#263; przestronno&#347;&#263;?</code></strong></p><h4><strong><a href="https://bit.ly/3GVUW8W">Zobacz &#322;azienk&#281; z u&#380;yciem widoku 360&#176;.</a></strong></h4><p>&#8207;&#8206; &#8206;</p><p>Ostatni &#8211; tj. ten bez &#322;azienki &#8211; &#8222;r&#243;g&#8221; mi&#281;dzy kapsu&#322;ami pe&#322;ni dwie role: pojemnej garderoby oraz przej&#347;cia do drabiny Pionu B. Garderoba sk&#322;ada si&#281; z wysokich szaf po obu stronach Pionu B oraz cz&#281;&#347;ci wysuwanej (rys. poni&#380;ej). </p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://www.flickr.com/photos/194580829@N02/51753040664/in/album-72157720226339059/" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!AWpS!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb43216b4-5c46-43d4-bd20-b4fe0bd4faac_1920x1260.jpeg 424w, https://substackcdn.com/image/fetch/$s_!AWpS!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb43216b4-5c46-43d4-bd20-b4fe0bd4faac_1920x1260.jpeg 848w, https://substackcdn.com/image/fetch/$s_!AWpS!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb43216b4-5c46-43d4-bd20-b4fe0bd4faac_1920x1260.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!AWpS!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb43216b4-5c46-43d4-bd20-b4fe0bd4faac_1920x1260.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!AWpS!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb43216b4-5c46-43d4-bd20-b4fe0bd4faac_1920x1260.jpeg" width="1456" height="956" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/b43216b4-5c46-43d4-bd20-b4fe0bd4faac_1920x1260.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:956,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:504944,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:&quot;https://www.flickr.com/photos/194580829@N02/51753040664/in/album-72157720226339059/&quot;,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!AWpS!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb43216b4-5c46-43d4-bd20-b4fe0bd4faac_1920x1260.jpeg 424w, https://substackcdn.com/image/fetch/$s_!AWpS!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb43216b4-5c46-43d4-bd20-b4fe0bd4faac_1920x1260.jpeg 848w, https://substackcdn.com/image/fetch/$s_!AWpS!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb43216b4-5c46-43d4-bd20-b4fe0bd4faac_1920x1260.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!AWpS!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb43216b4-5c46-43d4-bd20-b4fe0bd4faac_1920x1260.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p>&#8207;&#8206; &#8206;</p><p>Pion B prowadzi w pierwszej kolejno&#347;ci do &#322;azienki g&#322;&#243;wnej (czwartej), mieszcz&#261;cej si&#281; na poziomie wy&#380;ej. &#8222;Master bathroom&#8221; charakteryzuje si&#281; wi&#281;kszym komfortem, w postaci wydzielonej umywalki z du&#380;ym lustrem (patrz rzut od g&#243;ry, rys. na pocz&#261;tku segmentu), pojemnych szafek i bardziej przestronnej kabiny prysznicowej (brak sedesu). </p><p>Mieszcz&#261; si&#281; tu r&#243;wnie&#380; dwie konsole steruj&#261;ce (w sytuacji awaryjnej w 0g konsole mo&#380;na zmieni&#263; w pe&#322;nowymiarowe fotele z pasami) oraz opcjonalny stolik z rozk&#322;adanym siedzeniem dla dw&#243;ch os&#243;b &#8211; gdy nie jest u&#380;ywany, blat przylega do sufitu. </p><p>Pozosta&#322;a cz&#281;&#347;&#263; g&#243;rnego pok&#322;adu cylindra po&#347;wi&#281;cona jest si&#322;owni. Jej zlokalizowanie w obr&#281;bie p&#322;aszcza wodnego u&#322;atwia uzyskanie maksymalnej efektywno&#347;ci recyklingu potu oraz zapewnia s&#261;siedztwo &#8222;infrastruktury &#322;azienkowej&#8221;. Ekranowanie si&#322;owni uzasadnia dodatkowo fakt, &#380;e astronauci sp&#281;dzaj&#261; w niej istotny odsetek czasu misji &#8211; w szczeg&#243;lno&#347;ci w drodze powrotnej na Ziemi&#281;, intensywne &#263;wiczenia fizyczne s&#261; konieczne dla ponownego funkcjonowania w warunkach 1 g po wyl&#261;dowaniu. </p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://www.flickr.com/photos/194580829@N02/51752623583/in/album-72157720226339059/" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!OJxR!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F53e257a5-ec99-4127-8f69-c137e1f70198_1920x1080.jpeg 424w, 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src="https://substackcdn.com/image/fetch/$s_!OJxR!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F53e257a5-ec99-4127-8f69-c137e1f70198_1920x1080.jpeg" width="1456" height="819" 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srcset="https://substackcdn.com/image/fetch/$s_!OJxR!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F53e257a5-ec99-4127-8f69-c137e1f70198_1920x1080.jpeg 424w, https://substackcdn.com/image/fetch/$s_!OJxR!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F53e257a5-ec99-4127-8f69-c137e1f70198_1920x1080.jpeg 848w, https://substackcdn.com/image/fetch/$s_!OJxR!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F53e257a5-ec99-4127-8f69-c137e1f70198_1920x1080.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!OJxR!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F53e257a5-ec99-4127-8f69-c137e1f70198_1920x1080.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 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&#347;luz):</p><p></p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!KoK7!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F1c3193ae-f7e6-492a-8f67-d17291f25f40_1100x757.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!KoK7!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F1c3193ae-f7e6-492a-8f67-d17291f25f40_1100x757.png 424w, https://substackcdn.com/image/fetch/$s_!KoK7!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F1c3193ae-f7e6-492a-8f67-d17291f25f40_1100x757.png 848w, https://substackcdn.com/image/fetch/$s_!KoK7!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F1c3193ae-f7e6-492a-8f67-d17291f25f40_1100x757.png 1272w, https://substackcdn.com/image/fetch/$s_!KoK7!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F1c3193ae-f7e6-492a-8f67-d17291f25f40_1100x757.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!KoK7!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F1c3193ae-f7e6-492a-8f67-d17291f25f40_1100x757.png" width="1100" height="757" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/1c3193ae-f7e6-492a-8f67-d17291f25f40_1100x757.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:757,&quot;width&quot;:1100,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:41969,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!KoK7!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F1c3193ae-f7e6-492a-8f67-d17291f25f40_1100x757.png 424w, https://substackcdn.com/image/fetch/$s_!KoK7!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F1c3193ae-f7e6-492a-8f67-d17291f25f40_1100x757.png 848w, https://substackcdn.com/image/fetch/$s_!KoK7!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F1c3193ae-f7e6-492a-8f67-d17291f25f40_1100x757.png 1272w, https://substackcdn.com/image/fetch/$s_!KoK7!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F1c3193ae-f7e6-492a-8f67-d17291f25f40_1100x757.png 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Ca&#322;y poziom ponad &#322;adowni&#261; (relatywnie ma&#322;a przestrze&#324; &#322;adunkowa wynika z za&#322;o&#380;enia, &#380;e zaopatrzenie dostarczane jest na Marsa przez dedykowane statki <em>cargo</em>). Podw&#243;jna &#347;luza dla zmniejszenia ryzyka oraz przy&#347;pieszenia wej&#347;cia/wyj&#347;cia w sytuacji awaryjnej. Winda wewn&#281;trzna w formie prostej, ruchomej platformy, u&#380;ywana opcjonalnie (drabinki jako podstawowa forma komunikacji w pionie), np. w razie konieczno&#347;ci transportu osoby nieprzytomnej lub ci&#281;&#380;ko rannej w warunkach ci&#261;&#380;enia. </figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><p>Pion B pozwala wspi&#261;&#263; si&#281; jeszcze wy&#380;ej i opu&#347;ci&#263; schron. Zainstalowana ponad cylindrem (pok&#322;ad drugi statku, licz&#261;c pok&#322;ady ze schronem jako 0 i 1, gdzie 0 to tak&#380;e &#322;adownia <em>cargo</em> po obwodzie) &#347;ciana wodna ma zadanie redukowa&#263; dawki, przyjmowane przez osoby w kabinach &#8222;od g&#243;ry&#8221;, jak i cz&#281;&#347;ciowo &#8211; w por&#243;wnaniu z pe&#322;nym cylindrem &#8211; ogranicza&#263; promieniowanie na pok&#322;adzie 2, gdzie mieszcz&#261; si&#281; m.in. gabinet lekarski/sala operacyjna, laboratorium botaniczne oraz kontynuacja si&#322;owni (4 urz&#261;dzenia).</p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!Qbps!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fc61587a1-ef56-4ef2-ad51-6e593cd14ade_1100x757.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!Qbps!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fc61587a1-ef56-4ef2-ad51-6e593cd14ade_1100x757.png 424w, https://substackcdn.com/image/fetch/$s_!Qbps!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fc61587a1-ef56-4ef2-ad51-6e593cd14ade_1100x757.png 848w, https://substackcdn.com/image/fetch/$s_!Qbps!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fc61587a1-ef56-4ef2-ad51-6e593cd14ade_1100x757.png 1272w, https://substackcdn.com/image/fetch/$s_!Qbps!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fc61587a1-ef56-4ef2-ad51-6e593cd14ade_1100x757.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!Qbps!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fc61587a1-ef56-4ef2-ad51-6e593cd14ade_1100x757.png" width="1100" height="757" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/c61587a1-ef56-4ef2-ad51-6e593cd14ade_1100x757.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:757,&quot;width&quot;:1100,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:43983,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!Qbps!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fc61587a1-ef56-4ef2-ad51-6e593cd14ade_1100x757.png 424w, https://substackcdn.com/image/fetch/$s_!Qbps!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fc61587a1-ef56-4ef2-ad51-6e593cd14ade_1100x757.png 848w, https://substackcdn.com/image/fetch/$s_!Qbps!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fc61587a1-ef56-4ef2-ad51-6e593cd14ade_1100x757.png 1272w, https://substackcdn.com/image/fetch/$s_!Qbps!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fc61587a1-ef56-4ef2-ad51-6e593cd14ade_1100x757.png 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Teoretyczny rozk&#322;ad pok&#322;adu ponad cylindrem schronu. Sufity na wysoko&#347;ci 250 cm, wymiary &#322;&#243;&#380;ka do intensywnej terapii 220x100 cm. Si&#322;ownia na statku sk&#322;ada si&#281; z 4 urz&#261;dze&#324; na pok&#322;adzie drugim i dw&#243;ch na pok&#322;adzie pierwszym &#8211; pozwala to &#263;wiczy&#263; w jednym momencie po&#322;owie za&#322;ogi 12-osobowej zmiany. Na plan zosta&#322; naniesiony system ARED &#8211; uniwersalne narz&#281;dzie do &#263;wicze&#324; obci&#261;&#380;eniowych w warunkach 0 g, u&#380;ywane na ISS.</figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!Gm97!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0c7a6561-8cff-4968-b185-d657a7efc9c6_480x270.gif" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!Gm97!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0c7a6561-8cff-4968-b185-d657a7efc9c6_480x270.gif 424w, 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src="https://substackcdn.com/image/fetch/$s_!Gm97!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0c7a6561-8cff-4968-b185-d657a7efc9c6_480x270.gif" width="480" height="270" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/0c7a6561-8cff-4968-b185-d657a7efc9c6_480x270.gif&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:270,&quot;width&quot;:480,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:1962385,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/gif&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" 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href="https://substackcdn.com/image/fetch/$s_!6bsr!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F94a87b0c-155b-41bc-ad5c-5d8cf7dd8f20_1804x1352.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!6bsr!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F94a87b0c-155b-41bc-ad5c-5d8cf7dd8f20_1804x1352.png 424w, https://substackcdn.com/image/fetch/$s_!6bsr!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F94a87b0c-155b-41bc-ad5c-5d8cf7dd8f20_1804x1352.png 848w, https://substackcdn.com/image/fetch/$s_!6bsr!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F94a87b0c-155b-41bc-ad5c-5d8cf7dd8f20_1804x1352.png 1272w, https://substackcdn.com/image/fetch/$s_!6bsr!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F94a87b0c-155b-41bc-ad5c-5d8cf7dd8f20_1804x1352.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!6bsr!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F94a87b0c-155b-41bc-ad5c-5d8cf7dd8f20_1804x1352.png" width="1456" height="1091" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/94a87b0c-155b-41bc-ad5c-5d8cf7dd8f20_1804x1352.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:1091,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:1081150,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!6bsr!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F94a87b0c-155b-41bc-ad5c-5d8cf7dd8f20_1804x1352.png 424w, https://substackcdn.com/image/fetch/$s_!6bsr!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F94a87b0c-155b-41bc-ad5c-5d8cf7dd8f20_1804x1352.png 848w, https://substackcdn.com/image/fetch/$s_!6bsr!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F94a87b0c-155b-41bc-ad5c-5d8cf7dd8f20_1804x1352.png 1272w, https://substackcdn.com/image/fetch/$s_!6bsr!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F94a87b0c-155b-41bc-ad5c-5d8cf7dd8f20_1804x1352.png 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">ARED na Mi&#281;dzynarowej Stacji Kosmicznej. <em>[NASA] </em></figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><p>Dla jeszcze lepszej wizualizacji rozmiar&#243;w Starshipa, mo&#380;emy sobie wyobrazi&#263; r&#243;wnie&#380; pogl&#261;dowy rozk&#322;ad pok&#322;adu nr 3, restauracyjno-rozrywkowego, zawieraj&#261;cego bar i kuchni&#281;, a tak&#380;e przestronn&#261; sal&#281; spotka&#324;/gier, kt&#243;r&#261; mo&#380;na wykorzysta&#263; w funkcji wyk&#322;adowej, np. do odpraw przed poszczeg&#243;lnymi zadaniami misji. </p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!mA6L!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ffb354e1a-2b54-4d37-b94b-f2e9c131ab4c_1100x757.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!mA6L!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ffb354e1a-2b54-4d37-b94b-f2e9c131ab4c_1100x757.png 424w, https://substackcdn.com/image/fetch/$s_!mA6L!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ffb354e1a-2b54-4d37-b94b-f2e9c131ab4c_1100x757.png 848w, https://substackcdn.com/image/fetch/$s_!mA6L!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ffb354e1a-2b54-4d37-b94b-f2e9c131ab4c_1100x757.png 1272w, https://substackcdn.com/image/fetch/$s_!mA6L!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ffb354e1a-2b54-4d37-b94b-f2e9c131ab4c_1100x757.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!mA6L!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ffb354e1a-2b54-4d37-b94b-f2e9c131ab4c_1100x757.png" width="1100" height="757" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/fb354e1a-2b54-4d37-b94b-f2e9c131ab4c_1100x757.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:757,&quot;width&quot;:1100,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:47540,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!mA6L!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ffb354e1a-2b54-4d37-b94b-f2e9c131ab4c_1100x757.png 424w, https://substackcdn.com/image/fetch/$s_!mA6L!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ffb354e1a-2b54-4d37-b94b-f2e9c131ab4c_1100x757.png 848w, https://substackcdn.com/image/fetch/$s_!mA6L!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ffb354e1a-2b54-4d37-b94b-f2e9c131ab4c_1100x757.png 1272w, https://substackcdn.com/image/fetch/$s_!mA6L!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ffb354e1a-2b54-4d37-b94b-f2e9c131ab4c_1100x757.png 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Propozycja aran&#380;acji pok&#322;adu ponad zbiornikami H2O, tj. bez implementacji ekranowania wod&#261; (aczkolwiek znajduj&#261;ca si&#281; tu kuchnia jest pod&#322;&#261;czona do systemu recyklingu) &#8211; zaznaczony zosta&#322; blat baru o standardowych wymiarach, pozwalaj&#261;cy na jednoczesne, wygodne zaj&#281;cie miejsc przez 6 os&#243;b. Sto&#322;y w cz&#281;&#347;ci restauracyjnej r&#243;wnie&#380; maj&#261; typowe wymiary stolika dla dw&#243;ch os&#243;b.</figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><p>Powy&#380;ej znajduje si&#281; miejsce na pok&#322;ady nr 4 (biurowo-laboratoryjny, zapewniaj&#261;cy ergonomiczne warunki pracy specjalistom misji) oraz 5 &#8211; poziom nawigacyjno-obserwacyjny (mostek/galeria), z najwy&#380;szymi sufitami (370 cm). Pok&#322;ady te, nie zwizualizowane w artykule, zajmuj&#261; zw&#281;&#380;aj&#261;c&#261; si&#281; ku dziobowi cz&#281;&#347;ci statku, st&#261;d ich &#347;rednica jest mniejsza ni&#380; pok&#322;ad&#243;w 0-3. </p><p>&#8207;&#8206; &#8206;</p><blockquote><p><strong><code>Na marginesie&#8230;</code></strong></p><p>Je&#347;li masz ochot&#281; obejrze&#263; pok&#322;ad &#8222;restauracyjny&#8221; w tr&#243;jwymiarowym odtworzeniu (o jako&#347;ci analogicznej do pokazanych wy&#380;ej w 3D element&#243;w schronu) lub zwiedzi&#263; ca&#322;y statek w wirtualnej rzeczywisto&#347;ci, napisz na tex.substack@gmail.com.</p><p><em>Przy okazji: masz talent graficzny (2D lub 3D) i chcesz si&#281; nim podzieli&#263;, pomagaj&#261;c w &#8222;o&#380;ywianiu&#8221; r&#243;&#380;nych, kosmicznych koncepcji, kt&#243;re tu opisuj&#281;? Lubisz &#263;wiczy&#263; i szlifowa&#263; umiej&#281;tno&#347;ci graficzne, lecz czasem brakuje weny i pomys&#322;&#243;w, co modelowa&#263;? Widoczne tu ilustracje s&#261; efektem wsp&#243;&#322;pracy kilku kreatywnych os&#243;b w celu dostarczenia najwy&#380;szej jako&#347;ci tre&#347;ci. Liczymy na Twoj&#261; pomoc &#8211; popro&#347; o zaproszenie do naszego elitarnego Discorda:) &#8211; wizualizacje do kolejnych artyku&#322;&#243;w nie wyrenderuj&#261; si&#281; same;) </em></p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!bM9o!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F50dc34c8-078e-4dc7-ad29-95c611b418d9_1920x1752.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!bM9o!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F50dc34c8-078e-4dc7-ad29-95c611b418d9_1920x1752.jpeg 424w, 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srcset="https://substackcdn.com/image/fetch/$s_!bM9o!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F50dc34c8-078e-4dc7-ad29-95c611b418d9_1920x1752.jpeg 424w, https://substackcdn.com/image/fetch/$s_!bM9o!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F50dc34c8-078e-4dc7-ad29-95c611b418d9_1920x1752.jpeg 848w, https://substackcdn.com/image/fetch/$s_!bM9o!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F50dc34c8-078e-4dc7-ad29-95c611b418d9_1920x1752.jpeg 1272w, 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12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div></blockquote><p>&#8207;&#8206; &#8206;</p><p>&#8207;&#8206; &#8206;</p><h4><strong>Podsumowanie potencja&#322;u (plus mobilno&#347;&#263; wody)</strong></h4><p>&#8207;&#8206; &#8206;</p><p>Faktyczna aran&#380;acja marsja&#324;skiego wariantu Starshipa powinna zosta&#263; opublikowana na przestrzeni kilku najbli&#380;szych lat &#8211; jest oczywi&#347;cie pewnym, &#380;e projektanci rozplanuj&#261; przestrze&#324; u&#380;ytkow&#261; zupe&#322;nie inaczej (i lepiej) ni&#380; na przedstawionych ilustracjach. Przyk&#322;ad ten powinien jednak u&#347;wiadomi&#263; ka&#380;demu, jak <strong>kolosaln&#261; zmian&#261; w&nbsp;postrzeganiu kosmicznych podr&#243;&#380;y jest Starship</strong> &#8211; cylindryczny schron (&#322;&#261;cznie oba poziomy) stanowi poni&#380;ej <strong>1/10 (!) </strong>obj&#281;to&#347;ci pok&#322;ad&#243;w oraz oko&#322;o <strong>1/5</strong> mo&#380;liwej do wyniesienia na Marsa masy.</p><p>Schron jest te&#380; jedynie czterokrotnie mniejszy (obj&#281;to&#347;&#263;) od ca&#322;ego, nadmuchiwanego modu&#322;u TransHub (najwi&#281;ksza przestrze&#324; u&#380;ytkowa, jaka zosta&#322;a kiedykolwiek zaprojektowana w NASA, z my&#347;l&#261; o locie mi&#281;dzyplanetarnym), w za&#322;o&#380;eniu mog&#261;cego s&#322;u&#380;y&#263; astronautom jedynie w stanie niewa&#380;ko&#347;ci (brak opcji u&#380;ycia w roli bazy po wyl&#261;dowaniu) i praktycznie pozbawionego ekranowania. Gdyby jednak zachowa&#263; wysoko&#347;&#263; cylindra i jednocze&#347;nie rozszerzy&#263; go na ca&#322;y przekr&#243;j kad&#322;uba Starshipa, jego obj&#281;to&#347;&#263; by&#322;aby por&#243;wnywalna z TransHubem. </p><p>Odnotujmy tak&#380;e w tym miejscu, &#380;e dzi&#281;ki wykorzystaniu mobilno&#347;ci H2O w po&#322;&#261;czeniu z pozycjonowaniem statku, mo&#380;liwe jest czasowe zwi&#281;kszenie ilo&#347;ci wody pomi&#281;dzy za&#322;og&#261; a (nad)aktywnym S&#322;o&#324;cem. Schemat obrazuje potencjalny system, pozwalaj&#261;cy skutecznie neutralizowa&#263; emisje nawet w razie pot&#281;&#380;nych rozb&#322;ysk&#243;w.  </p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!AAJN!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F1bb24ca4-6a3b-4f06-9e58-86898ddf7771_2156x1360.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!AAJN!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F1bb24ca4-6a3b-4f06-9e58-86898ddf7771_2156x1360.png 424w, https://substackcdn.com/image/fetch/$s_!AAJN!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F1bb24ca4-6a3b-4f06-9e58-86898ddf7771_2156x1360.png 848w, https://substackcdn.com/image/fetch/$s_!AAJN!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F1bb24ca4-6a3b-4f06-9e58-86898ddf7771_2156x1360.png 1272w, https://substackcdn.com/image/fetch/$s_!AAJN!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F1bb24ca4-6a3b-4f06-9e58-86898ddf7771_2156x1360.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!AAJN!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F1bb24ca4-6a3b-4f06-9e58-86898ddf7771_2156x1360.png" width="1456" height="918" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/1bb24ca4-6a3b-4f06-9e58-86898ddf7771_2156x1360.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:918,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:31617,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!AAJN!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F1bb24ca4-6a3b-4f06-9e58-86898ddf7771_2156x1360.png 424w, https://substackcdn.com/image/fetch/$s_!AAJN!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F1bb24ca4-6a3b-4f06-9e58-86898ddf7771_2156x1360.png 848w, https://substackcdn.com/image/fetch/$s_!AAJN!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F1bb24ca4-6a3b-4f06-9e58-86898ddf7771_2156x1360.png 1272w, https://substackcdn.com/image/fetch/$s_!AAJN!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F1bb24ca4-6a3b-4f06-9e58-86898ddf7771_2156x1360.png 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">16 tys. litr&#243;w wody w &#8220;konfiguracji standardowej&#8221;, sk&#322;adaj&#261;cej si&#281; na ekranowanie &#8220;hybrydowe&#8221; &#8211; cylindryczny schron o wysoko&#347;ci 5 metr&#243;w (pok&#322;ady 0 i 1) oraz zbiornik w kszta&#322;cie prostopad&#322;o&#347;cianu na pok&#322;adzie 2. Wszystkie &#347;ciany oraz sufit cylindra zawieraj&#261; 15 cm H2O w przekroju prostopad&#322;ym. Zaznaczono tak&#380;e zarys kapsu&#322; sypialnych.</figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!wB9Q!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F73c6e2d4-9c47-4ea9-96ce-be899d715271_2156x1360.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!wB9Q!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F73c6e2d4-9c47-4ea9-96ce-be899d715271_2156x1360.png 424w, https://substackcdn.com/image/fetch/$s_!wB9Q!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F73c6e2d4-9c47-4ea9-96ce-be899d715271_2156x1360.png 848w, https://substackcdn.com/image/fetch/$s_!wB9Q!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F73c6e2d4-9c47-4ea9-96ce-be899d715271_2156x1360.png 1272w, https://substackcdn.com/image/fetch/$s_!wB9Q!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F73c6e2d4-9c47-4ea9-96ce-be899d715271_2156x1360.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!wB9Q!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F73c6e2d4-9c47-4ea9-96ce-be899d715271_2156x1360.png" width="1456" height="918" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/73c6e2d4-9c47-4ea9-96ce-be899d715271_2156x1360.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:918,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:32565,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!wB9Q!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F73c6e2d4-9c47-4ea9-96ce-be899d715271_2156x1360.png 424w, https://substackcdn.com/image/fetch/$s_!wB9Q!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F73c6e2d4-9c47-4ea9-96ce-be899d715271_2156x1360.png 848w, https://substackcdn.com/image/fetch/$s_!wB9Q!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F73c6e2d4-9c47-4ea9-96ce-be899d715271_2156x1360.png 1272w, https://substackcdn.com/image/fetch/$s_!wB9Q!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F73c6e2d4-9c47-4ea9-96ce-be899d715271_2156x1360.png 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">16 tys. litr&#243;w wody w konfiguracji awaryjnej (ekstremalnie silny rozb&#322;ysk s&#322;oneczny), podczas kt&#243;rej statek pozycjonowany jest dziobem w kierunku S&#322;o&#324;ca. Grubo&#347;&#263; wodnego sufitu schronu zostaje w ten spos&#243;b powi&#281;kszona do 50 cm, podczas gdy &#347;ciany cylindra na pok&#322;adzie 0 pozostaj&#261; wype&#322;nione, zapewniaj&#261;c sta&#322;e ekranowanie przed GCR oraz ci&#261;g&#322;o&#347;&#263; dzia&#322;ania instalacji hydraulicznej.</figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><p>Rezerwa wody (10 000 litr&#243;w) zostaje w nim przepompowana, tworz&#261;c obni&#380;ony &#8222;sufit wodny&#8221; o grubo&#347;ci 50 cm (powi&#281;kszenie o 35 cm w stosunku do sufitu cylindra w normalnej konfiguracji). Standardowy obieg zamkni&#281;ty funkcjonuje bez zmian, wi&#281;c wzmocnione ekranowanie przed SPE nie odbywa si&#281; kosztem dook&#243;lnej ochrony przed GCR ani wy&#322;&#261;czeniem wody w &#322;azienkach. </p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!kQDH!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9e1052d3-f261-4b18-94ea-1947eeacd9e6_320x356.gif" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!kQDH!,w_424,c_limit,f_webp,q_auto:good,fl_lossy/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9e1052d3-f261-4b18-94ea-1947eeacd9e6_320x356.gif 424w, https://substackcdn.com/image/fetch/$s_!kQDH!,w_848,c_limit,f_webp,q_auto:good,fl_lossy/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9e1052d3-f261-4b18-94ea-1947eeacd9e6_320x356.gif 848w, https://substackcdn.com/image/fetch/$s_!kQDH!,w_1272,c_limit,f_webp,q_auto:good,fl_lossy/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9e1052d3-f261-4b18-94ea-1947eeacd9e6_320x356.gif 1272w, https://substackcdn.com/image/fetch/$s_!kQDH!,w_1456,c_limit,f_webp,q_auto:good,fl_lossy/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9e1052d3-f261-4b18-94ea-1947eeacd9e6_320x356.gif 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!kQDH!,w_1456,c_limit,f_auto,q_auto:good,fl_lossy/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9e1052d3-f261-4b18-94ea-1947eeacd9e6_320x356.gif" width="320" height="356" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/9e1052d3-f261-4b18-94ea-1947eeacd9e6_320x356.gif&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:356,&quot;width&quot;:320,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:7438685,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/gif&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!kQDH!,w_424,c_limit,f_auto,q_auto:good,fl_lossy/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9e1052d3-f261-4b18-94ea-1947eeacd9e6_320x356.gif 424w, https://substackcdn.com/image/fetch/$s_!kQDH!,w_848,c_limit,f_auto,q_auto:good,fl_lossy/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9e1052d3-f261-4b18-94ea-1947eeacd9e6_320x356.gif 848w, https://substackcdn.com/image/fetch/$s_!kQDH!,w_1272,c_limit,f_auto,q_auto:good,fl_lossy/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9e1052d3-f261-4b18-94ea-1947eeacd9e6_320x356.gif 1272w, https://substackcdn.com/image/fetch/$s_!kQDH!,w_1456,c_limit,f_auto,q_auto:good,fl_lossy/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9e1052d3-f261-4b18-94ea-1947eeacd9e6_320x356.gif 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p>&#8207;&#8206; &#8206;</p><h5><strong>UWAGA:</strong></h5><h5>Planuj&#281; uzupe&#322;ni&#263; artyku&#322; o suplement, w kt&#243;rym znajdzie si&#281; m.in. kilkuminutowa animacja 3D, obrazuj&#261;ca nieukazane wy&#380;ej fragmenty wn&#281;trz statku przez pryzmat sytuacji awaryjnej.</h5><div class="subscription-widget-wrap-editor" data-attrs="{&quot;url&quot;:&quot;https://texasbocachica.substack.com/subscribe?&quot;,&quot;text&quot;:&quot;Subscribe&quot;,&quot;language&quot;:&quot;en&quot;}" data-component-name="SubscribeWidgetToDOM"><div class="subscription-widget show-subscribe"><div class="preamble"><p class="cta-caption">Je&#380;eli nie chcesz przegapi&#263; suplementu, dodaj sw&#243;j e-mail do listy subskrypcji:</p></div><form class="subscription-widget-subscribe"><input type="email" class="email-input" name="email" placeholder="Type your email&#8230;" tabindex="-1"><input type="submit" class="button primary" value="Subscribe"><div class="fake-input-wrapper"><div class="fake-input"></div><div class="fake-button"></div></div></form></div></div><p>&#8207;&#8206; &#8206;</p><div><hr></div><h3>Setka pasa&#380;er&#243;w na statku?</h3><div><hr></div><p>To moment, w kt&#243;rym wypada&#322;oby skomentowa&#263; fakt, i&#380; ostatnie akapity dotycz&#261; za&#322;ogi w liczbie dw&#243;ch tuzin&#243;w, podczas gdy Starship projektowany jest jako statek, zdolny do zabrania na Marsa os&#243;b stu. </p><p>Co prawda, wskazuj&#261;c 100 os&#243;b jako cel, Musk niejednokrotnie zastrzega&#322;, &#380;e w pierwszych misjach (tj. p&#243;ki marsja&#324;ska baza nie osi&#261;gnie po&#380;&#261;danego poziomu organizacji) za&#322;oga b&#281;dzie zdecydowanie mniej liczna. Czy jednak da si&#281; utrzyma&#263; relatywny komfort podr&#243;&#380;y w przypadku setki pasa&#380;er&#243;w?</p><p>Ot&#243;&#380; <strong>te same wymiary wewn&#281;trzne schronu </strong>(kt&#243;re &#8211; przypomnijmy raz jeszcze &#8211; przyj&#281;te zosta&#322;y czysto arbitralnie) pozwalaj&#261; na akomodacj&#281; dowolnej liczby os&#243;b w zakresie:</p><p>&#8211;<strong> do 60</strong> bez zmiany wielko&#347;ci kabin sypialnych i bez wprowadzania trzeciej zmiany (<strong>do 90</strong> w systemie trzyzmianowym), </p><p>&#8211; do <strong>84</strong> przy niewielkim obni&#380;eniu kabin sypialnych i bez wprowadzania trzeciej zmiany (<strong>do 126</strong> w systemie trzyzmianowym)</p><p>&#8230;i kosztem braku &#8222;master bathroom&#8221; oraz w pe&#322;ni ekranowanej si&#322;owni na g&#243;rnym poziomie (wszystkie urz&#261;dzenia do &#263;wicze&#324; przeniesione na pok&#322;ad ponad cylindrem, patrz <strong>rys. poni&#380;ej</strong>) &#8211; zamiast tego stanowi on kalk&#281; uk&#322;adu poziomu dolnego: razem 6 &#322;azienek w obr&#281;bie cylindra (3 na g&#243;rze i 3 na dole) ze wsp&#243;lnym &#8222;cargo r&#281;cznikowym&#8221; (b&#281;d&#261;cym zarazem suszark&#261;) pomi&#281;dzy przylegaj&#261;cymi do sobie w osi pionowej &#322;azienkami, tj. nad sufitem ka&#380;dej &#322;azienki na dole, z dost&#281;pem przez pod&#322;og&#281; &#322;azienki na g&#243;rze.  </p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!qox6!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F10f5c8b4-d932-48f2-938a-9cf6ab6f9841_1100x801.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!qox6!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F10f5c8b4-d932-48f2-938a-9cf6ab6f9841_1100x801.png 424w, https://substackcdn.com/image/fetch/$s_!qox6!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F10f5c8b4-d932-48f2-938a-9cf6ab6f9841_1100x801.png 848w, https://substackcdn.com/image/fetch/$s_!qox6!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F10f5c8b4-d932-48f2-938a-9cf6ab6f9841_1100x801.png 1272w, https://substackcdn.com/image/fetch/$s_!qox6!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F10f5c8b4-d932-48f2-938a-9cf6ab6f9841_1100x801.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!qox6!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F10f5c8b4-d932-48f2-938a-9cf6ab6f9841_1100x801.png" width="1100" height="801" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/10f5c8b4-d932-48f2-938a-9cf6ab6f9841_1100x801.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:801,&quot;width&quot;:1100,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:160959,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!qox6!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F10f5c8b4-d932-48f2-938a-9cf6ab6f9841_1100x801.png 424w, https://substackcdn.com/image/fetch/$s_!qox6!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F10f5c8b4-d932-48f2-938a-9cf6ab6f9841_1100x801.png 848w, https://substackcdn.com/image/fetch/$s_!qox6!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F10f5c8b4-d932-48f2-938a-9cf6ab6f9841_1100x801.png 1272w, https://substackcdn.com/image/fetch/$s_!qox6!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F10f5c8b4-d932-48f2-938a-9cf6ab6f9841_1100x801.png 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p>Zachowanie nie-sypialnego poziomu g&#243;rnego (kapsu&#322;y tylko w dolnej cz&#281;&#347;ci cylindra) oznacza odpowiednio:</p><p>&#8211;<strong> do 36</strong> os&#243;b bez zmiany wielko&#347;ci kabin sypialnych i bez wprowadzania trzeciej zmiany (<strong>do 54</strong> w systemie trzyzmianowym), </p><p>&#8211;<strong> do 48</strong> os&#243;b przy niewielkim obni&#380;eniu kabin sypialnych i bez wprowadzania trzeciej zmiany (<strong>do 72</strong> w systemie trzyzmianowym).</p><p>W ka&#380;dym z ww. uk&#322;ad&#243;w mo&#380;liwe jest stosowanie kabin &#322;&#261;czonych, tj. dwuosobowych lub &#8211; w opcji skonfigurowania kabiny wy&#322;&#261;cznie pod k&#261;tem stanu niewa&#380;ko&#347;ci (co jest racjonalnym rozwi&#261;zaniem w sytuacji, w kt&#243;rej na Marsie istnieje dedykowana infrastruktura mieszkalna i statek nie musi pe&#322;ni&#263; roli podstawowego habitatu) &#8211; czteroosobowych.</p><p>Mo&#380;liwe s&#261; tak&#380;e wszelkie uk&#322;ady hybrydowe, jak dzielenie cz&#281;&#347;ci kapsu&#322; mi&#281;dzy dwie, a cz&#281;&#347;ci mi&#281;dzy trzy osoby w ramach tej samej misji (np. wi&#281;ksze kabiny u&#380;ywane na trzy, a mniejsze na dwie zmiany). SpaceX m&#243;g&#322;by te&#380; oferowa&#263; turystom dro&#380;sze kapsu&#322;y osobiste, tj. bez konieczno&#347;ci dzielenia ich ze wsp&#243;&#322;pasa&#380;erami (opcja swobodnego wybierania godzin snu).</p><p>R&#243;&#380;ne warianty przedstawia tabela: </p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!hjc1!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F07efb961-3991-422c-97ed-533aa8abd29f_1672x1484.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!hjc1!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F07efb961-3991-422c-97ed-533aa8abd29f_1672x1484.png 424w, 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srcset="https://substackcdn.com/image/fetch/$s_!0av3!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F03053c01-aeb1-458a-b2fe-d9862231f4c6_2266x1438.png 424w, https://substackcdn.com/image/fetch/$s_!0av3!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F03053c01-aeb1-458a-b2fe-d9862231f4c6_2266x1438.png 848w, https://substackcdn.com/image/fetch/$s_!0av3!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F03053c01-aeb1-458a-b2fe-d9862231f4c6_2266x1438.png 1272w, 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srcset="https://substackcdn.com/image/fetch/$s_!0av3!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F03053c01-aeb1-458a-b2fe-d9862231f4c6_2266x1438.png 424w, https://substackcdn.com/image/fetch/$s_!0av3!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F03053c01-aeb1-458a-b2fe-d9862231f4c6_2266x1438.png 848w, https://substackcdn.com/image/fetch/$s_!0av3!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F03053c01-aeb1-458a-b2fe-d9862231f4c6_2266x1438.png 1272w, https://substackcdn.com/image/fetch/$s_!0av3!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F03053c01-aeb1-458a-b2fe-d9862231f4c6_2266x1438.png 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p>&#8207;&#8206; &#8206;</p><p>Przyk&#322;adowo, gdyby chcie&#263; zrezygnowa&#263; z podzia&#322;u na dwie zmiany w przypadku sugerowanej wy&#380;ej za&#322;ogi 24-osobowej i jednocze&#347;nie zachowa&#263; &#8222;master bathroom&#8221;, mo&#380;liwym by&#322;oby zastosowanie wariantu nr <strong>9</strong>, z 24 kapsu&#322;ami na dolnym poziomie schronu. Astronauci mogliby nast&#281;pnie wymienia&#263; si&#281;, co um&#243;wiony czas, rozmiarami kabiny sypialnej. Alternatyw&#261; by&#322;oby podzielenie ka&#380;dego pionu na jednakowe kapsu&#322;y po 66 cm &#8211; lecz je&#347;li wysoko&#347;&#263; 57 cm wydaje si&#281; komu&#347; klaustrofobiczna, warto odnie&#347;&#263; punkt widzenia do ISS (na kt&#243;rej astronautom zdarza&#322;o si&#281; przebywa&#263; kilkukrotnie d&#322;u&#380;ej, ni&#380; wynosi minimalny okres tranzytu na Marsa), gdzie spanie polega na przypi&#281;ciu si&#281; do &#347;ciany w specjalnym &#347;piworze (kwestia zniwelowania &#8222;dryfu&#8221; w warunkach braku ci&#261;&#380;enia). Z tego wzgl&#281;du, przestronno&#347;&#263; kabin ma znaczenie g&#322;&#243;wnie w momentach u&#380;ywania ich <strong>nie</strong> do spania, a takich jest stosunkowo niewiele, zw&#322;aszcza w systemie zmianowym.  </p><p>Naturalnie, maksymalizacja liczby os&#243;b na statku rodzi konieczno&#347;&#263; wyrzecze&#324; &#8211; prawdopodobnie kuchnia z mo&#380;liwo&#347;ci&#261; przyrz&#261;dzania zr&#243;&#380;nicowanych posi&#322;k&#243;w i serwowania ich w warunkach bliskich restauracyjnym (jak najbardziej mo&#380;liwe przy 24 osobach) musia&#322;aby ust&#261;pi&#263; miejsca &#8222;skompresowanym&#8221; racjom &#380;ywno&#347;ciowym.</p><p>Sam cylinder m&#243;g&#322;by zosta&#263; umieszczony wy&#380;ej (kosztem braku pok&#322;adu biurowo-laboratoryjnego, kt&#243;ry w wersji 24-osobowej s&#322;u&#380;y pracy badawczej i znajduje si&#281; ponad pok&#322;adem trzecim), by ca&#322;&#261; przestrze&#324; pod nim &#8211; tj. pok&#322;ad 0 &#8211; po&#347;wi&#281;ci&#263; windom oraz &#347;luzom, umo&#380;liwiaj&#261;cym wygodne przygotowanie si&#281; do opuszczenia statku. </p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!a4TZ!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7068e634-2327-43ec-90f2-f79f968d096c_1648x1158.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!a4TZ!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7068e634-2327-43ec-90f2-f79f968d096c_1648x1158.png 424w, https://substackcdn.com/image/fetch/$s_!a4TZ!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7068e634-2327-43ec-90f2-f79f968d096c_1648x1158.png 848w, https://substackcdn.com/image/fetch/$s_!a4TZ!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7068e634-2327-43ec-90f2-f79f968d096c_1648x1158.png 1272w, https://substackcdn.com/image/fetch/$s_!a4TZ!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7068e634-2327-43ec-90f2-f79f968d096c_1648x1158.png 1456w" sizes="100vw"><img 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srcset="https://substackcdn.com/image/fetch/$s_!a4TZ!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7068e634-2327-43ec-90f2-f79f968d096c_1648x1158.png 424w, https://substackcdn.com/image/fetch/$s_!a4TZ!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7068e634-2327-43ec-90f2-f79f968d096c_1648x1158.png 848w, https://substackcdn.com/image/fetch/$s_!a4TZ!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7068e634-2327-43ec-90f2-f79f968d096c_1648x1158.png 1272w, https://substackcdn.com/image/fetch/$s_!a4TZ!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F7068e634-2327-43ec-90f2-f79f968d096c_1648x1158.png 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">90 skafandr&#243;w, rozmieszczonych na dw&#243;ch pok&#322;adach. Brak typowej przestrzeni <em>cargo</em> (&#322;adunki dostarczane s&#261;, na tym etapie rozwoju marsja&#324;skiej bazy, oddzielnymi statkami bezza&#322;ogowymi) pozwala na zrezygnowanie z wielozadaniowej &#8222;windy towarowej&#8221; &#8211; mechanizm mniejszych d&#378;wig&#243;w osobowych znajduje si&#281; na pok&#322;adzie 0, wraz ze &#347;luzami.</figcaption></figure></div><div><hr></div><h3>Konkluzje i wnioski</h3><div><hr></div><p>R&#243;&#380;ne konfiguracje statku, rozwijane wraz z post&#281;pami prac nad baz&#261;, mog&#261; oczywi&#347;cie wymaga&#263; innych typ&#243;w schronu i wersji aran&#380;acji wn&#281;trz. Chc&#261;c np. powi&#281;kszy&#263; chroniony obszar kosztem grubo&#347;ci ekranowania, mo&#380;na umie&#347;ci&#263; tarcz&#281; H2O przy samym kad&#322;ubie &#8211; pokrycie wodnym p&#322;aszczem 100% powierzchni &#347;ciany pionowej (tj. od podstawy sekcji za&#322;ogowej do miejsca, w kt&#243;rym zaczyna si&#281; ona zw&#281;&#380;a&#263;) wci&#261;&#380; zapewnia ponad 6&nbsp;centymetr&#243;w p&#322;aszcza przy 16 tys. litr&#243;w. W po&#322;&#261;czeniu z warstwami innych materia&#322;&#243;w, kt&#243;re i tak by&#263; musz&#261;, gwarantuje to wi&#281;cej ni&#380; satysfakcjonuj&#261;cy poziom ochrony przed wi&#281;kszo&#347;ci&#261; SPE. </p><p>Pokrycie p&#322;aszczem nie 100%, a 1/3 powierzchni &#347;ciany pozwala uzyska&#263; grubo&#347;&#263; 15 cm na ca&#322;ej wysoko&#347;ci statku (rys. w prawym, g&#243;rnym rogu):</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!EHs2!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F80d0cbb4-3113-481e-97a3-f1f80c3ed56d_1920x1111.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!EHs2!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F80d0cbb4-3113-481e-97a3-f1f80c3ed56d_1920x1111.jpeg 424w, https://substackcdn.com/image/fetch/$s_!EHs2!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F80d0cbb4-3113-481e-97a3-f1f80c3ed56d_1920x1111.jpeg 848w, https://substackcdn.com/image/fetch/$s_!EHs2!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F80d0cbb4-3113-481e-97a3-f1f80c3ed56d_1920x1111.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!EHs2!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F80d0cbb4-3113-481e-97a3-f1f80c3ed56d_1920x1111.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!EHs2!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F80d0cbb4-3113-481e-97a3-f1f80c3ed56d_1920x1111.jpeg" width="1456" height="843" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/80d0cbb4-3113-481e-97a3-f1f80c3ed56d_1920x1111.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:843,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:649784,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!EHs2!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F80d0cbb4-3113-481e-97a3-f1f80c3ed56d_1920x1111.jpeg 424w, https://substackcdn.com/image/fetch/$s_!EHs2!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F80d0cbb4-3113-481e-97a3-f1f80c3ed56d_1920x1111.jpeg 848w, https://substackcdn.com/image/fetch/$s_!EHs2!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F80d0cbb4-3113-481e-97a3-f1f80c3ed56d_1920x1111.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!EHs2!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F80d0cbb4-3113-481e-97a3-f1f80c3ed56d_1920x1111.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p>&#8207;&#8206; &#8206;</p><p>Rysunek w dolnym rz&#281;dzie po lewej obrazuje ilo&#347;&#263; wody, kt&#243;ra pozwala na pokrycie potrzeb <strong>setki os&#243;b w okresie tranzytu</strong>, jednocze&#347;nie oferuj&#261;c 30-centymetrow&#261; tarcz&#281; przed rozb&#322;yskami &#8211; wystarczy ustawi&#263; statek ruf&#261; do S&#322;o&#324;ca. Po prawej natomiast wida&#263;, dla por&#243;wnania, 100 ton (!) wody jako 2-metrowej g&#322;&#281;boko&#347;ci basen o &#347;rednicy 8 metr&#243;w (<em><strong>ciekawostka:</strong></em> po&#322;&#261;czenie dw&#243;ch Starship&#243;w dziobami w uk&#322;adzie rotacyjnym, dla uzyskania symulowanej grawitacji, umo&#380;liwia zaproponowanie pasa&#380;erom takiego basenu&#8230; w funkcji basenu). </p><p>Oczywi&#347;cie, w gr&#281; wchodz&#261; te&#380; rozwi&#261;zania hybrydowe: &#8222;twarda rezerwa&#8221; wody mo&#380;e chroni&#263; cienk&#261; warstw&#261; (3-5 cm) wszystkie pok&#322;ady, a system recyklingu otacza&#263; schron (8-10 cm) w centralnej cz&#281;&#347;ci statku. Ekranowanie w postaci 3 cm H2O, samo w sobie, zapewni&#322;oby <em>de facto</em> wi&#281;kszy poziom ochrony ni&#380; w przypadku modu&#322;&#243;w dowodzenia Apollo (7-10 g/cm&#178;), a tak&#380;e spe&#322;nia&#322;o z nawi&#261;zk&#261; wsp&#243;&#322;czesne wymogi NASA dla misji poza ziemskie pole magnetyczne.</p><p>To w&#322;a&#347;nie do&#347;wiadczenia zebrane podczas programu ksi&#281;&#380;ycowego oraz dokonane wtedy pomiary pozwoli&#322;y sformu&#322;owa&#263; wytyczne dla projekt&#243;w, realizowanych obecnie przez kontraktor&#243;w agencji. Najbardziej zaawansowanym<a class="footnote-anchor" data-component-name="FootnoteAnchorToDOM" id="footnote-anchor-23" href="#footnote-23" target="_self">23</a>, rozwijanym przez NASA statkiem jest Orion, planowany do wykorzystania zar&#243;wno w misjach na Ksi&#281;&#380;yc jak i na Marsa (wraz z do&#322;&#261;czan&#261; sekcj&#261; mieszkaln&#261;, rzecz jasna). Mo&#380;na go zatem traktowa&#263; jako swoisty &#8222;benchmark&#8221; tego, co uznawane jest przez ekspert&#243;w za wystarczaj&#261;c&#261; ochron&#281; przed promieniowaniem w XXI wieku. Podstawowa &#8222;skorupa&#8221; Oriona, wykonana ze specjalnie opracowanego stopu aluminiowo-litowego (1-procentowa domieszka litu) ma oko&#322;o 5 cm grubo&#347;ci. Od jej zewn&#281;trznej strony, kapsu&#322;a pokryta jest p&#322;ytami z tytanu (oraz izolacyjnymi), lecz ich funkcja to g&#322;&#243;wnie zabezpieczenie przed uderzeniami mikrometeor&#243;w. Pomi&#281;dzy tytanowymi p&#322;ytami a aluminiow&#261; ram&#261; znajduje si&#281; kilkucentymetrowa przestrze&#324;, dok&#322;adnie wype&#322;niona tymi urz&#261;dzeniami i systemami statku, kt&#243;re nie musz&#261; znajdowa&#263; si&#281; w cz&#281;&#347;ci hermetyzowanej. </p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!mSO0!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa03f4303-a6d6-4480-9290-c422e38ef3ce_1024x682.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!mSO0!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa03f4303-a6d6-4480-9290-c422e38ef3ce_1024x682.jpeg 424w, https://substackcdn.com/image/fetch/$s_!mSO0!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa03f4303-a6d6-4480-9290-c422e38ef3ce_1024x682.jpeg 848w, https://substackcdn.com/image/fetch/$s_!mSO0!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa03f4303-a6d6-4480-9290-c422e38ef3ce_1024x682.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!mSO0!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa03f4303-a6d6-4480-9290-c422e38ef3ce_1024x682.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!mSO0!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa03f4303-a6d6-4480-9290-c422e38ef3ce_1024x682.jpeg" width="1024" height="682" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/a03f4303-a6d6-4480-9290-c422e38ef3ce_1024x682.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:682,&quot;width&quot;:1024,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:185450,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!mSO0!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa03f4303-a6d6-4480-9290-c422e38ef3ce_1024x682.jpeg 424w, https://substackcdn.com/image/fetch/$s_!mSO0!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa03f4303-a6d6-4480-9290-c422e38ef3ce_1024x682.jpeg 848w, https://substackcdn.com/image/fetch/$s_!mSO0!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa03f4303-a6d6-4480-9290-c422e38ef3ce_1024x682.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!mSO0!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa03f4303-a6d6-4480-9290-c422e38ef3ce_1024x682.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Statek Orion przed instalacj&#261; zewn&#281;trznej warstwy poszycia. <em>[NASA]</em></figcaption></figure></div><p>&#173;&#8207;&#8206; &#8206;</p><p>Od wewn&#281;trznej strony, kabina za&#322;ogowa zostanie prawdopodobnie wy&#322;o&#380;ona cienk&#261; warstw&#261; l&#380;ejszych kompozyt&#243;w, co w finalnej konfiguracji oznacza 15-17 cm &#347;ciany w przekroju (dok&#322;adna specyfikacja konstrukcji Oriona nie zosta&#322;a jeszcze opublikowana). </p><p>Ci&#281;&#380;ko sobie wyobrazi&#263;, by &#347;ciany Starshipa, oddzielaj&#261;ce za&#322;og&#281; (bardziej liczn&#261; ni&#380; dowolne, zak&#322;adane przez NASA koncepcje) od kosmicznej pr&#243;&#380;ni, mia&#322;y okaza&#263; si&#281; cie&#324;sze &#8211; zwa&#380;ywszy na &#347;rednic&#281; statku oraz fakt, &#380;e jego strukturalna wytrzyma&#322;o&#347;&#263; musi zosta&#263; zaprojektowana z uwzgl&#281;dnieniem wielokrotnych start&#243;w i l&#261;dowa&#324;, bezpiecznie jest przyj&#261;&#263;, i&#380; b&#281;d&#261; one oko&#322;o dwa razy grubsze. Prawdopodobnym jest te&#380; umiejscowienie r&#243;&#380;nych przestrzeni <em>cargo</em> (typu szafki z wyposa&#380;eniem) po obwodzie statku, by dodatkowo &#8222;odgrodzi&#263;&#8221; pok&#322;ady mieszkalne &#8211; st&#261;d na rysunkach w artykule przyj&#281;to asekuracyjnie 50 cm &#347;ciany (&#347;rednica u&#380;ytkowa nakre&#347;lonych wy&#380;ej pok&#322;ad&#243;w wynosi 8 metr&#243;w). </p><p>Reasumuj&#261;c, domniemywa&#263; mo&#380;na, i&#380; za&#322;oga Starshipa by&#322;aby dobrze (by nie powiedzie&#263; &#347;wietnie, gdy przyr&#243;wna&#263; poziom ekranowania do dowolnej, przygotowywanej w ramach NASA misji) chroniona, nawet <em><strong>bez</strong></em> implementacji p&#322;aszcza antyradiacyjnego &#8211; w istocie, pomijaj&#261;c ewentualno&#347;&#263; wyj&#261;tkowo energetycznych rozb&#322;ysk&#243;w, typowy poziom promieniowania w tranzycie (i na Marsie, bez &#380;adnego ekranowania) by&#322;by zbli&#380;ony do tego, jaki wyst&#281;puje naturalnie w niekt&#243;rych miejscach na Ziemi, nie wy&#322;&#261;czaj&#261;c tych zaludnionych<a class="footnote-anchor" data-component-name="FootnoteAnchorToDOM" id="footnote-anchor-24" href="#footnote-24" target="_self">24</a>.</p><p>Bezcelowymi s&#261; wi&#281;c pr&#243;by zgadywania, jaki wariant wykorzystania H2O zostanie ostatecznie uznany za najlepszy: tarcze kierunkowe, ochrona &#8222;360 stopni&#8221; czy konfiguracje hybrydowe. Gdy tylko pojawi&#261; si&#281; oficjalne informacje, jak chocia&#380;by liczebno&#347;&#263; za&#322;ogi, b&#281;dziemy w stanie lepiej oszacowa&#263; ilo&#347;&#263; potrzebnej wody i tym samym mo&#380;liwo&#347;ci jej u&#380;ycia jako podstawowego materia&#322;u ekranuj&#261;cego. Istnieje te&#380; szansa, &#380;e szacowanie oka&#380;e si&#281; zb&#281;dne, gdy&#380; SpaceX poda specyfikacj&#281; statku za&#322;ogowego, jeszcze zanim poznamy sk&#322;ad osobowy historycznej misji.</p><p><strong>W ka&#380;dym razie mo&#380;emy by&#263; spokojni, &#380;e in&#380;ynierom nie umknie mo&#380;liwo&#347;&#263; wykorzystania wody &#8211; tej zabranej z Ziemi i tej, pozyskanej na samym Marsie.</strong> Czerwona planeta oferuje jednak wi&#281;cej skutecznych metod ochrony kolonist&#243;w przed promieniowaniem &#8211; te przybli&#380;&#281; przy innej okazji. </p><div><hr></div><div><hr></div><p>Standardowo zach&#281;cam do podlinkowania artyku&#322;u na kosmicznych grupach tematycznych oraz komentowania &#8211; <strong>w szczeg&#243;lno&#347;ci je&#347;li uwa&#380;asz, &#380;e pope&#322;niam b&#322;&#261;d w rozwa&#380;aniach lub nie zgadzaj&#261; si&#281; dane liczbowe.</strong> Nie wahaj si&#281; te&#380; zada&#263; pytania, je&#380;eli cokolwiek wydaje Ci si&#281; niejasne (przyk&#322;adam szczeg&#243;ln&#261; uwag&#281;, by przybli&#380;a&#263; z&#322;o&#380;one zagadnienia w maksymalnie przyst&#281;pny spos&#243;b, lecz nie zawsze odnosz&#281; sukces na tym polu, a poza tym nawet pozornie banalne pytanie mo&#380;e rzuci&#263; &#347;wiat&#322;o na braki w artykule i przyczyni&#263; si&#281; do ich uzupe&#322;nienia w suplemencie).</p><p>&#8207;&#8206; &#8206;</p><p class="button-wrapper" data-attrs="{&quot;url&quot;:&quot;https://texasbocachica.substack.com/p/promieniowanie-kosmiczne-a-podroze/comments&quot;,&quot;text&quot;:&quot;Leave a comment&quot;,&quot;action&quot;:null,&quot;class&quot;:null}" data-component-name="ButtonCreateButton"><a class="button primary" href="https://texasbocachica.substack.com/p/promieniowanie-kosmiczne-a-podroze/comments"><span>Leave a comment</span></a></p><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><p>&#8207;&#8206; &#8206;</p><blockquote><p><strong><code>Na marginesie&#8230;</code></strong></p><p>Pisz&#261;c ten oraz poprzednie artyku&#322;y, zapozna&#322;em si&#281; z ponad setk&#261; opracowa&#324; naukowych na temat promieniowania kosmicznego, by nast&#281;pnie prze&#322;o&#380;y&#263; zawarte w nich informacje na mo&#380;liwie przyst&#281;pny, ciekawy j&#281;zyk &#8211; z regu&#322;y czytam przy dobrej kawie, dlatego je&#347;li chcesz zmotywowa&#263; mnie do czytania i tym samym przyczyni&#263; si&#281; do powstawania wysokiej jako&#347;ci tre&#347;ci, rozwa&#380; postawienie mi nast&#281;pnej fili&#380;anki:</p><h5><a href="http://buycoffee.to/texasbocachica">buycoffee.to/texasbocachica</a></h5><h6>(rejestracja w serwisie BuyCoffee nie jest wymagana)&#8207;&#8206; &#8206;</h6><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><p><strong>Z g&#243;ry dzi&#281;kuj&#281;:)</strong></p><p>&#8207;&#8206; &#8206;</p><p><em>PS. Fundamentaln&#261; dla mnie spraw&#261; jest jednak, by pewna rzecz by&#322;a jasna: je&#347;li zastanawiasz si&#281; od czasu do czasu, czy sta&#263; Ci&#281; na latte z piank&#261;, czy mo&#380;e lepiej odm&#243;wi&#263; sobie wyj&#347;cia do kawiarni i zamiast tego op&#322;aci&#263; Netflix w terminie, akapit powy&#380;ej nie jest adresowany do Ciebie &#8211; nie chcia&#322;bym wywo&#322;a&#263; poczucia, &#380;e wywierana jest na Tobie jakakolwiek presja. Moje artyku&#322;y, w kt&#243;rych omawiam zagadnienia zwi&#261;zane z eksploracj&#261; kosmosu s&#261; i b&#281;d&#261; dost&#281;pne bezp&#322;atnie.</em></p><p><em>Je&#380;eli natomiast obce s&#261; Tobie dylematy z kategorii Netflix czy Starbucks, a chcesz doceni&#263; czas, jaki zosta&#322; w&#322;o&#380;ony w tworzenie dost&#281;pnych tu wpis&#243;w, link wy&#380;ej pozwoli Ci na sprezentowanie mi kawy <strong>BLIK</strong>iem lub w inn&#261;, preferowan&#261; metod&#261;.</em> </p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!VYZ8!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5cf093e-a371-4e5d-874a-bb6403526712_1540x976.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!VYZ8!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5cf093e-a371-4e5d-874a-bb6403526712_1540x976.png 424w, https://substackcdn.com/image/fetch/$s_!VYZ8!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5cf093e-a371-4e5d-874a-bb6403526712_1540x976.png 848w, https://substackcdn.com/image/fetch/$s_!VYZ8!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5cf093e-a371-4e5d-874a-bb6403526712_1540x976.png 1272w, https://substackcdn.com/image/fetch/$s_!VYZ8!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5cf093e-a371-4e5d-874a-bb6403526712_1540x976.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!VYZ8!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5cf093e-a371-4e5d-874a-bb6403526712_1540x976.png" width="1456" height="923" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/f5cf093e-a371-4e5d-874a-bb6403526712_1540x976.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:923,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:301317,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!VYZ8!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5cf093e-a371-4e5d-874a-bb6403526712_1540x976.png 424w, https://substackcdn.com/image/fetch/$s_!VYZ8!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5cf093e-a371-4e5d-874a-bb6403526712_1540x976.png 848w, https://substackcdn.com/image/fetch/$s_!VYZ8!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5cf093e-a371-4e5d-874a-bb6403526712_1540x976.png 1272w, https://substackcdn.com/image/fetch/$s_!VYZ8!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff5cf093e-a371-4e5d-874a-bb6403526712_1540x976.png 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div></blockquote><p>&#8207;&#8206; &#8206;&#8207;&#8206; &#8206;</p><p>&#8207;&#8206; &#8206;</p><h5>Przypisy:</h5><div class="footnote" data-component-name="FootnoteToDOM"><a id="footnote-1" href="#footnote-anchor-1" class="footnote-number" contenteditable="false" target="_self">1</a><div class="footnote-content"><p>W czerwcu tego roku, agencje kosmiczne Chin i Rosji opublikowa&#322;y plany <a href="https://www.nytimes.com/2021/03/10/world/asia/china-russia-moon.html">wsp&#243;lnej eksploracji Ksi&#281;&#380;yca</a>, kt&#243;ra mia&#322;aby zosta&#263; zwie&#324;czona baz&#261; za&#322;ogow&#261; (finansowan&#261; przede wszystkim przez stron&#281; chi&#324;sk&#261;). Ma ona oczywi&#347;cie stanowi&#263; odpowied&#378; na projekt koalicji pa&#324;stw bloku zachodniego. Czas poka&#380;e, na ile kooperacja ta b&#281;dzie owocna, pomimo <a href="https://foreignpolicy.com/2021/10/17/moon-base-china-russia-lunar-space-nasa/">potencjalnych przeszk&#243;d</a> natury geopolitycznej. </p></div></div><div class="footnote" data-component-name="FootnoteToDOM"><a id="footnote-2" href="#footnote-anchor-2" class="footnote-number" contenteditable="false" target="_self">2</a><div class="footnote-content"><p>Wielu specjalist&#243;w, maj&#261;cych okazj&#281; pracowa&#263; zar&#243;wno dla NASA jak i SpaceX, dzieli&#322;o si&#281; swoim zaskoczeniem, zwi&#261;zanym z dynamik&#261; procesu decyzyjnego firmy. Dan Rasky (uznany ekspert do spraw os&#322;on termicznych) <a href="https://www.youtube.com/watch?v=P06X2TZUKZU">opowiada</a> o szoku, jakiego dozna&#322;, gdy Musk podejmowa&#322; esencjonalne decyzje na temat kapsu&#322;y Dragon w toku jednego spotkania (wg Rasky&#8217;ego, analogiczna sytuacja by&#322;aby w NASA nie do pomy&#347;lenia) &#8211; tego samego, podczas kt&#243;rego niuanse danego rozwi&#261;zania zosta&#322;y mu pierwszy raz przedstawione (m.in. przez Rasky&#8217;ego).</p><p>Zbli&#380;on&#261; histori&#281; <a href="https://www.inverse.com/innovation/spacex-nasa-culture-clash">opisa&#322;</a> magazyn Inverse, cytuj&#261;c by&#322;ego astronaut&#281; Garretta Reismana: <em>[w SpaceX] na jednym spotkaniu ustalamy rzeczy, kt&#243;re w NASA ci&#261;gn&#281;&#322;yby si&#281; przez lata.</em> Reisman wie o czym m&#243;wi, poniewa&#380; w pewnym okresie swej kariery odpowiada&#322; za procedury awaryjne w misjach wahad&#322;owca &#8211; nie uda&#322;o mu si&#281; wtedy przeforsowa&#263; zakupienia przez agencj&#281; kolorowej drukarki, by uczyni&#263; ksi&#261;&#380;ki z instrukcjami dla za&#322;ogi bardziej czytelnymi w kryzysowym momencie. <em>A je&#347;li kto&#347; jest daltonist&#261;?</em> &#8211; s&#322;ysza&#322; od prze&#322;o&#380;onych. Argumentacja, &#380;e przez sito rekrutacyjne nie przechodz&#261; astronauci-daltoni&#347;ci, okaza&#322;a si&#281; niewystarczaj&#261;ca. </p></div></div><div class="footnote" data-component-name="FootnoteToDOM"><a id="footnote-3" href="#footnote-anchor-3" class="footnote-number" contenteditable="false" target="_self">3</a><div class="footnote-content"><p>W ewaluacji ofert, z&#322;o&#380;onych w konkursie na za&#322;ogowy l&#261;downik ksi&#281;&#380;ycowy, SpaceX jako jedyna firma otrzyma&#322;a od NASA ocen&#281; &#8222;outstanding&#8221; w kategorii zarz&#261;dzania:</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!EwET!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8a4669ce-4116-4d0f-bd08-14eaeba8e472_1300x752.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!EwET!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8a4669ce-4116-4d0f-bd08-14eaeba8e472_1300x752.jpeg 424w, https://substackcdn.com/image/fetch/$s_!EwET!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8a4669ce-4116-4d0f-bd08-14eaeba8e472_1300x752.jpeg 848w, https://substackcdn.com/image/fetch/$s_!EwET!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8a4669ce-4116-4d0f-bd08-14eaeba8e472_1300x752.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!EwET!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8a4669ce-4116-4d0f-bd08-14eaeba8e472_1300x752.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!EwET!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8a4669ce-4116-4d0f-bd08-14eaeba8e472_1300x752.jpeg" width="1300" height="752" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/8a4669ce-4116-4d0f-bd08-14eaeba8e472_1300x752.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:752,&quot;width&quot;:1300,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:89661,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!EwET!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8a4669ce-4116-4d0f-bd08-14eaeba8e472_1300x752.jpeg 424w, https://substackcdn.com/image/fetch/$s_!EwET!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8a4669ce-4116-4d0f-bd08-14eaeba8e472_1300x752.jpeg 848w, https://substackcdn.com/image/fetch/$s_!EwET!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8a4669ce-4116-4d0f-bd08-14eaeba8e472_1300x752.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!EwET!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8a4669ce-4116-4d0f-bd08-14eaeba8e472_1300x752.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p>&#8207;&#8206; &#8206;</p></div></div><div class="footnote" data-component-name="FootnoteToDOM"><a id="footnote-4" href="#footnote-anchor-4" class="footnote-number" contenteditable="false" target="_self">4</a><div class="footnote-content"><p>W&#322;a&#347;ciwie, okre&#347;lanie Dr. Zubrina mianem &#8222;propagatora misji na Marsa&#8221;, zakrawa na niedopowiedzenie &#8211; trudno bowiem przeceni&#263; wp&#322;yw jego my&#347;li na kszta&#322;towanie &#347;wiadomo&#347;ci w tym obszarze.</p><p>Jako za&#322;o&#380;yciel mi&#281;dzynarodowej organizacji non-profit <em>The Mars Society</em> (od 1999 roku z oficjalnym oddzia&#322;em w Polsce &#8211; dzi&#281;ki wysi&#322;kom organizacyjnym <em>Mars Society Polska</em> wielu naszych naukowc&#243;w bierze aktywny udzia&#322; w marsja&#324;skich projektach badawczych) oraz autor koncepcji Mars Direct, kt&#243;rej poszczeg&#243;lne elementy by&#322;y kompleksowo analizowane przez NASA, a cz&#281;&#347;ciowo te&#380; implementowane w propozycjach bud&#380;etowych agencji (mo&#380;na by nawet zaryzykowa&#263; tez&#281;, &#380;e Space Launch System nie otrzyma&#322;by finansowania, gdyby nie konsekwentny &#8222;lobbing&#8221; Zubrina na kolejne administracje w temacie pilnej potrzeby superci&#281;&#380;kiej rakiety &#8211; jej projekt, oparty na komponentach rodem z programu wahad&#322;owc&#243;w, zosta&#322; pierwotnie przedstawiony w ramach dzia&#322;a&#324; <em>Mars Society</em>), Zubrin od ponad 30 lat walczy &#8222;na linii frontu&#8221; bitwy o baz&#281; na Czerwonej Planecie. </p><p><strong>Jest wielce prawdopodobne, &#380;e w&#322;a&#347;nie Zubrin odpowiada za &#8222;zara&#380;enie&#8221; Muska wizj&#261; podboju Marsa.</strong> </p><p>Dzi&#347; bardzo niewiele os&#243;b pami&#281;ta, &#380;e firma SpaceX za&#322;o&#380;ona zosta&#322;a jako odpowied&#378; Muska na pytanie &#8222;sk&#261;d wzi&#261;&#263; tanie rakiety&#8221; po tym, gdy na panewce spali&#322;y jego pr&#243;by zakupienia poradzieckich pocisk&#243;w balistycznych, z zamiarem ich przerobienia i usprawnienia. Po co Musk, jako m&#322;ody milioner (jeszcze d&#322;ugo nie miliarder) Doliny Krzemowej, lata&#322; do Rosji po rakiety z demobilu? Poniewa&#380; chcia&#322; wys&#322;a&#263; na Marsa &#8222;mini-szklarni&#281;&#8221; (projekt ochrzczony przez niego Mars Oasis), dzi&#281;ki kt&#243;rej &#8222;&#380;ycie dotar&#322;oby dalej, ni&#380; kiedykolwiek w historii&#8221;, co mia&#322;o roznieci&#263; zainteresowanie szerokiej opinii publicznej eksploracj&#261; kosmosu i wywrze&#263; presj&#281; na Kongres, by zwi&#281;kszy&#263; bud&#380;et NASA.</p><p>Musk utworzy&#322; w tym celu fundacj&#281; <em>Life to Mars </em>(oko&#322;o rok przed za&#322;o&#380;eniem SpaceX), jednak pomys&#322; wys&#322;ania ro&#347;lin na inn&#261; planet&#281; nie pojawi&#322; si&#281; w pr&#243;&#380;ni: ot&#243;&#380; kilka miesi&#281;cy wcze&#347;niej Musk go&#347;ci&#322; na gali charytatywnej <em>Mars Society</em>, gdzie momentalnie wzbudzi&#322; zainteresowanie Zubrina (m.in. przez fakt, &#380;e Elon zjawi&#322; si&#281; z czekiem na 5000 dolar&#243;w, tj. 10x koszt wej&#347;cia na gal&#281;), kt&#243;ry wypi&#322; z nim kaw&#281; przed uroczystym obiadem, a nast&#281;pnie zaprosi&#322; do swojego stolika. Tam miejsca zaj&#281;li r&#243;wnie&#380; re&#380;yser (a tak&#380;e znany entuzjasta eksploracji kosmosu i nie tylko) James Cameron oraz specjalistka NASA, dr nauk planetarnych Carol Stoker. Dyskusja toczy&#322;a si&#281; o konstrukcji przez <em>Mars Society</em> symulowanej bazy marsja&#324;skiej oraz idei wys&#322;ania na orbit&#281; &#380;ywych myszy w kapsule rotacyjnej.</p><p>&#8222;Elon by&#322; wyj&#261;tkowo skoncentrowany na tej rozmowie, to odr&#243;&#380;nia&#322;o go od innych milioner&#243;w na gali&#8221; &#8211; relacjonowa&#322; p&#243;&#378;niej Zubrin &#8211; &#8222;nie orientowa&#322; si&#281; jeszcze w temacie, lecz my&#347;la&#322; jak naukowiec i oczekiwa&#322; szczeg&#243;&#322;owego wyt&#322;umaczenia, co planujemy w odniesieniu do Marsa oraz dlaczego jest to wa&#380;ne&#8221;. Tu&#380; po spotkaniu, Musk przela&#322; 100 tys. dolar&#243;w dotacji na rzecz <em>Mars Society,</em> za&#347; Zubrin, widz&#261;c w nim potencjalnie kluczowego sojusznika, nominowa&#322; go do Rady Nadzorczej organizacji.</p><p>W &#347;wietle tych wydarze&#324; wydaje si&#281; wi&#281;c do&#347;&#263; realistyczne, i&#380; genez&#261; projektu Mars Oasis by&#322;a ch&#281;&#263; Muska, by pchn&#261;&#263; do przodu cele organizacji, kt&#243;rej sta&#322; si&#281; cz&#322;onkiem (by&#263; mo&#380;e myszy na orbicie wyda&#322;y mu si&#281; za ma&#322;o ambitne i mniej medialne ni&#380; ro&#347;liny na Marsie). </p><p>Po tegorocznym, spektakularnym l&#261;dowaniu Starshipa (SN15), Zubrin wspomina&#322; swoj&#261; &#243;wczesn&#261; relacj&#281; z Muskiem nast&#281;puj&#261;co: </p><p> <em>(&#8230;) Pieni&#261;dze nie gra&#322;y dla niego roli. Gdyby chcia&#322; zarobi&#263; wi&#281;cej, potrafi&#322;by to zrobi&#263; na mn&#243;stwo &#322;atwiejszych sposob&#243;w, ni&#380; finansuj&#261;c start-up rakietowy &#8211; przedsi&#281;wzi&#281;cie o ogromnym stopniu trudno&#347;ci, niemal skazane na pora&#380;k&#281; </em>[przed SpaceX, &#380;adnej prywatnej firmie w historii nie uda&#322;o si&#281; w&#322;asnym sumptem zaprojektowa&#263; i sfinansowa&#263; rakiety orbitalnej &#8211; przyp. autora]<em>. Poszukiwa&#322; cel&#243;w o dziejowym znaczeniu. (&#8230;) <strong>By&#322;em jednym z tych, kt&#243;rzy przekonywali go, by uczyni&#322; z Marsa swoje powo&#322;anie</strong>.</em> </p><p>C&#243;&#380;, nikt nie mo&#380;e zarzuci&#263; Zubrinowi, &#380;e w swej argumentacji na rzecz Marsa nie jest <a href="https://www.youtube.com/watch?v=j2Mu8qfVb5I">przekonuj&#261;cy</a> (zdecydowanie zach&#281;cam do obejrzenia tego 4-minutowego fragmentu wyk&#322;adu, by na jego podstawie odpowiedzie&#263; sobie, czy co&#347; podobnego, tylko w niepor&#243;wnywalnie wi&#281;kszej dawce, mog&#322;o mie&#263; wp&#322;yw na m&#322;odego Elona&#8230;). </p><p>Przytoczone wy&#380;ej s&#322;owa Zubrina znajduj&#261; dodatkowe potwierdzenie w dawniejszej wypowiedzi Muska, kt&#243;ry przy okazji jednego z wywiad&#243;w stwierdzi&#322;, i&#380; jako wielki mi&#322;o&#347;nik gier komputerowych (Musk zaprojektowa&#322; i sprzeda&#322; swoj&#261; pierwsz&#261;, prost&#261; gr&#281; w wieku 12 lat, za&#347; po emigracji do Ameryki, jako student, utrzymywa&#322; si&#281; m.in. z pracy jako programista dla niewielkiego studia&#8230; <em>Rocket Science Games</em>) zawsze chcia&#322; je projektowa&#263;, lecz mia&#322; jednocze&#347;nie &#347;wiadomo&#347;&#263;, &#380;e niewa&#380;ne jak wspania&#322;e by&#322;yby to tytu&#322;y, nie b&#281;d&#261; mie&#263; &#380;adnego znaczenia w uj&#281;ciu historycznym. &#8222;Kocham gry, ale nie by&#322;em w stanie traktowa&#263; takiej drogi powa&#380;nie&#8221; &#8211; wyzna&#322;. </p><p>Ko&#324;cz&#261;c ten niepowa&#380;nie d&#322;ugi przypis (kt&#243;ry prawdopodobnie powinien by&#263; oddzielnym artyku&#322;em) warto zauwa&#380;y&#263;, &#380;e Musk wci&#261;&#380; go&#347;ci na konwentach <em>Mars Society </em>(przy czym zdj&#281;cie ni&#380;ej pochodzi z roku 2006 &#8211; <a href="https://www.youtube.com/watch?v=y5Aw6WG4Dww">tu video-rozmowa z Dr. Zubrinem na e-konferencji w 2020</a>). Sfinansowana z jego dotacji, symulowana baza marsja&#324;ska na pustyni stale przyjmuje nowe za&#322;ogi (w tym z Polski), a znajduj&#261;cy si&#281; na jej terenie teleskop s&#322;oneczny, <em>The Musk Mars Desert Research Observatory</em> jest dzi&#347; administrowany przez <a href="http://www.muskfoundation.org/">Fundacj&#281; Muska</a> i s&#322;u&#380;y studentom, kt&#243;rzy mog&#261; zarezerwowa&#263; czas na wykonanie obserwacji on-line (teleskop jest automatyczny i obs&#322;ugiwany przez Internet). </p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!8yYk!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fac1616d3-8b84-4cf6-b35b-1ae03c4c0e5c_1348x771.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" 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points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p>&#8207;&#8206; &#8206;</p></div></div><div class="footnote" data-component-name="FootnoteToDOM"><a id="footnote-5" href="#footnote-anchor-5" class="footnote-number" contenteditable="false" target="_self">5</a><div class="footnote-content"><p>W lipcu ukaza&#322;a si&#281; w j. polskim nowa ksi&#261;&#380;ka Zubrina, &#8222;<a href="https://ksiegarnia.pwn.pl/Czas-kosmosu,897909254,p.html">Czas Kosmosu</a>&#8221;, napisana z uwzgl&#281;dnieniem dokona&#324; i plan&#243;w SpaceX.</p></div></div><div class="footnote" data-component-name="FootnoteToDOM"><a id="footnote-6" href="#footnote-anchor-6" class="footnote-number" contenteditable="false" target="_self">6</a><div class="footnote-content"><p>Przez koszt &#8222;docelowy&#8221; rozumie&#263; nale&#380;y koszt silnika (kt&#243;ry do tego czasu zas&#322;u&#380;y sobie prawdopodobnie na inn&#261; nazw&#281;) po osiagni&#281;ciu masowej produkcji &#8211; t&#281; Musk traktuje od pocz&#261;tku jako najtrudniejsze wyzwanie dla ca&#322;ego <em>projektu Starship</em>. W listopadowym li&#347;cie wewn&#281;trznym SpaceX stwierdzi&#322; wr&#281;cz, &#380;e firma mo&#380;e &#8222;stan&#261;&#263; na kraw&#281;dzi bankructwa&#8221;, je&#380;eli mia&#322;oby si&#281; nie uda&#263; zoptymalizowa&#263; procesu powstawania Raptora. Jako CTO i zarazem <em>lead engineer</em> odpowiedzialny za Raptora, Musk napisa&#322; r&#243;wnie&#380;, &#380;e &#8222;(&#8230;) cho&#263; planowa&#322; zrobi&#263; sobie wolny weekend, pierwszy od dawna, to powa&#380;ny kryzys produkcyjny silnik&#243;w zmusza go do sp&#281;dzenia kolejnych nocy w fabryce&#8221; &#8211; do takiego podej&#347;cia wezwa&#322; te&#380; w ww. li&#347;cie pracownik&#243;w, o ile nie maj&#261; &#8222;krytycznie istotnych spraw rodzinnych&#8221;. </p></div></div><div class="footnote" data-component-name="FootnoteToDOM"><a id="footnote-7" href="#footnote-anchor-7" class="footnote-number" contenteditable="false" target="_self">7</a><div class="footnote-content"><p>Rakieta &#8222;superci&#281;&#380;ka&#8221;, czy inaczej &#8222;superci&#281;&#380;ki system no&#347;ny&#8221;, oznacza zdolno&#347;&#263; do wyniesienia na nisk&#261; orbit&#281; oko&#322;oziemsk&#261; &#322;adunku o wadze co najmniej 50 ton.</p></div></div><div class="footnote" data-component-name="FootnoteToDOM"><a id="footnote-8" href="#footnote-anchor-8" class="footnote-number" contenteditable="false" target="_self">8</a><div class="footnote-content"><p>Jak zako&#324;czona sukcesem, pierwsza w historii, w pe&#322;ni cywilna misja Inspiration4, podczas kt&#243;rej czw&#243;rka astronaut&#243;w-amator&#243;w sp&#281;dzi&#322;a na orbicie Ziemi trzy doby w kapsule Dragon (<a href="https://flickr.com/photos/inspiration4photos/albums/72157719997171144">tu</a> album niesamowitych zdj&#281;&#263;, wykonanych przez za&#322;og&#281;).  Pi&#281;cioodcinkowy serial dokumentalny, po&#347;wi&#281;cony temu wydarzeniu, mo&#380;na obejrze&#263; na Netflix (<a href="https://www.youtube.com/watch?v=D38W150h9a4">trailer</a>) &#8211; polecam.</p></div></div><div class="footnote" data-component-name="FootnoteToDOM"><a id="footnote-9" href="#footnote-anchor-9" class="footnote-number" contenteditable="false" target="_self">9</a><div class="footnote-content"><p>Dr Schwadron odnosi si&#281; do spadkowego trendu &#347;redniej aktywno&#347;ci s&#322;onecznej w ostatnich cyklach 11-letnich, co wp&#322;ywa na wzmo&#380;on&#261; penetracj&#281; pola magnetycznego S&#322;o&#324;ca przez cz&#261;stki promieniowania galaktycznego &#8211; patrz <a href="https://texasbocachica.substack.com/p/promieniowanie-kosmiczne-a-podre#:~:text=cyklu%20aktywno%C5%9Bci%20s%C5%82onecznej.-,Spadki%20Forbusha,-Wiemy%20ju%C5%BC%2C%20%C5%BCe">efekt Forbusha</a> w pierwszej cz&#281;&#347;ci artyku&#322;u.</p></div></div><div class="footnote" data-component-name="FootnoteToDOM"><a id="footnote-10" href="#footnote-anchor-10" class="footnote-number" contenteditable="false" target="_self">10</a><div class="footnote-content"><p>Nale&#380;y odnotowa&#263;, &#380;e ostrzeganie cz&#322;onk&#243;w misji przed SPE, zw&#322;aszcza w okresie ich pobytu na Marsie, przedstawia praktyczne trudno&#347;ci, kt&#243;re b&#281;d&#261; musia&#322;y zosta&#263; skonfrontowane. Wynikaj&#261; one z faktu, i&#380; wycelowane w S&#322;o&#324;ce, ziemskie instrumenty (zar&#243;wno teleskopy jak detektory na satelitach, &#322;&#261;cznie z tymi w punkcie L1) nie zdaj&#261; si&#281; na nic, je&#347;li anomalia wyst&#281;puje jedynie po przeciwnej stronie tarczy s&#322;onecznej. Problem obrazuje schemat: </p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!6YEO!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F88fd7e51-c291-45ce-9bf1-eb694d8662b6_1548x1306.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!6YEO!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F88fd7e51-c291-45ce-9bf1-eb694d8662b6_1548x1306.png 424w, https://substackcdn.com/image/fetch/$s_!6YEO!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F88fd7e51-c291-45ce-9bf1-eb694d8662b6_1548x1306.png 848w, https://substackcdn.com/image/fetch/$s_!6YEO!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F88fd7e51-c291-45ce-9bf1-eb694d8662b6_1548x1306.png 1272w, https://substackcdn.com/image/fetch/$s_!6YEO!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F88fd7e51-c291-45ce-9bf1-eb694d8662b6_1548x1306.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!6YEO!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F88fd7e51-c291-45ce-9bf1-eb694d8662b6_1548x1306.png" width="1456" height="1228" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/88fd7e51-c291-45ce-9bf1-eb694d8662b6_1548x1306.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:1228,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:226720,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!6YEO!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F88fd7e51-c291-45ce-9bf1-eb694d8662b6_1548x1306.png 424w, https://substackcdn.com/image/fetch/$s_!6YEO!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F88fd7e51-c291-45ce-9bf1-eb694d8662b6_1548x1306.png 848w, https://substackcdn.com/image/fetch/$s_!6YEO!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F88fd7e51-c291-45ce-9bf1-eb694d8662b6_1548x1306.png 1272w, https://substackcdn.com/image/fetch/$s_!6YEO!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F88fd7e51-c291-45ce-9bf1-eb694d8662b6_1548x1306.png 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Rozb&#322;yski s&#322;oneczne w latach 1999-2016, dane o anomaliach niewidocznych z pozycji Ziemi pochodz&#261; z sondy-orbitera Mars Global Surveyor <em>[Camron Saul Gorguinpour, 2010]</em></figcaption></figure></div><p>Dlatego przed wyruszeniem statk&#243;w za&#322;ogowych, po&#380;&#261;dane wydaje si&#281; uruchomienie jakiego&#347; rodzaju monitoringu pe&#322;nego obwodu S&#322;o&#324;cu. Mo&#380;liwym sposobem rozwi&#261;zania problemu jest taktyczne rozmieszczenie satelit&#243;w obserwacyjnych (wraz z przekazuj&#261;cymi dane satelitami systemu Starlink &#8211; opcja u&#380;ywania us&#322;ugi SpaceX na Marsie zosta&#322;a ju&#380; zawarta w jej regulaminie i b&#322;&#281;dem by&#322;oby odczytywa&#263; to wy&#322;&#261;cznie w kategoriach &#380;artu Muska) na orbicie wok&#243;&#322;s&#322;onecznej.</p><p>Europejska Agencja Kosmiczna prowadzi obecnie prace nad misj&#261; <em>Lagrange </em>(nazwa robocza &#8211; trwa proces selekcji nazwy docelowej spo&#347;r&#243;d nades&#322;anych propozycji), kt&#243;rej celem jest &#8222;zaparkowanie&#8221; dw&#243;ch sond w punktach L1 i L5. By uzyska&#263; nieprzerwany ogl&#261;d na zachowanie naszej gwiazdy, potrzebne by&#322;oby jeszcze &#8222;oko&#8221; w punkcie L3, tj. po przeciwnej stronie ni&#380; Ziemia. Na dzie&#324; dzisiejszy, misja taka nie jest planowana &#8211; nale&#380;y si&#281; jednak spodziewa&#263; zmiany tego stanu rzeczy, gdy baza na Marsie nabierze realnych kszta&#322;t&#243;w. </p></div></div><div class="footnote" data-component-name="FootnoteToDOM"><a id="footnote-11" href="#footnote-anchor-11" class="footnote-number" contenteditable="false" target="_self">11</a><div class="footnote-content"><p>Gdy mowa o &#8222;twardo&#347;ci&#8221; widma promieniowania, jest to odniesienie do jego w&#322;a&#347;ciwo&#347;ci penetruj&#261;cych &#8211; stosowane jest tu cz&#281;sto kryterium o&#322;owianej p&#322;yty o grubo&#347;ci 10 cm: twarde promieniowanie (ang. <em>hard radiation</em>) przedostanie si&#281; na drug&#261; stron&#281;, mi&#281;kkie (ang. <em>soft radiation</em>) nie. </p></div></div><div class="footnote" data-component-name="FootnoteToDOM"><a id="footnote-12" href="#footnote-anchor-12" class="footnote-number" contenteditable="false" target="_self">12</a><div class="footnote-content"><p>Wi&#281;cej o skali trudno&#347;ci tego zadania mogliby zapewne powiedzie&#263; studenci z polskiego kolektywu Innspace, wielokrotnie nagradzanego w miedzynarodowych konkursach, m.in. <a href="https://www.urania.edu.pl/wiadomosci/projekt-oslony-przeciwradiacyjnej-nagrodzony-w-finale-student-aerospace-challenge">ostatnio</a> za projekt os&#322;ony przeciwradiacyjnej samolotu suborbitalnego. </p></div></div><div class="footnote" data-component-name="FootnoteToDOM"><a id="footnote-13" href="#footnote-anchor-13" class="footnote-number" contenteditable="false" target="_self">13</a><div class="footnote-content"><p>Delta-<em>v</em>, lub <strong>&#8710;</strong><em><strong>v, </strong></em>okre&#347;la wysi&#322;ek energetyczny na jednostk&#281; masy, jaki jest niezb&#281;dny do wykonania danego manewru orbitalnego. Lepszemu zrozumieniu delta-<em>v</em> po&#347;wi&#281;c&#281; nied&#322;ugo dedykowany artyku&#322;. [aktualizacja: <a href="https://texasbocachica.substack.com/p/mechanika-orbitalna-na-skroty?s=w">zapraszam do lektury</a>]</p></div></div><div class="footnote" data-component-name="FootnoteToDOM"><a id="footnote-14" href="#footnote-anchor-14" class="footnote-number" contenteditable="false" target="_self">14</a><div class="footnote-content"><p>A precyzyjniej &#8211; na ISS stosowane s&#261; dwa, niezale&#380;ne systemy, z kt&#243;rych jeden dedykowany jest rosyjskiej cz&#281;&#347;ci stacji. Poniewa&#380; system rosyjski, w przeciwie&#324;stwie do ameryka&#324;skiego, nie przetwarza moczu, astronauci NASA co jaki&#347; czas bior&#261; od swoich wschodnich koleg&#243;w torby z tym cennym, z&#322;otym surowcem, by &#8222;zasili&#263;&#8221; sw&#243;j system recyklingu. Fakt, i&#380; obsada z USA nie ma problemu z piciem rosyjskiego moczu (a mo&#380;e ma, tylko nie m&#243;wi o tym g&#322;o&#347;no), jest ca&#322;kiem dobrym wska&#378;nikiem, &#380;e w grze o ograniczanie konieczno&#347;ci wynoszenia w kosmos &#8222;nowej&#8221; wody (ci&#281;&#380;kiej i przez to niemile widzianej w przestrzeni <em>cargo</em> dotychczasowych rakiet), obowi&#261;zuje zasada <em>wszystkie chwyty dozwolon</em>e. </p></div></div><div class="footnote" data-component-name="FootnoteToDOM"><a id="footnote-15" href="#footnote-anchor-15" class="footnote-number" contenteditable="false" target="_self">15</a><div class="footnote-content"><p>Program powrotu USA na Ksi&#281;&#380;yc &#8211; Starship b&#281;dzie w nim pe&#322;ni&#263; kluczow&#261; rol&#281;, gdy&#380; w kwietniu <a href="https://texasbocachica.substack.com/p/spacex-aktualizacja-z-boca-chica-186">zosta&#322; wybrany</a> najlepszym projektem l&#261;downika (link prowadzi do mojego artyku&#322;u na Substack).</p></div></div><div class="footnote" data-component-name="FootnoteToDOM"><a id="footnote-16" href="#footnote-anchor-16" class="footnote-number" contenteditable="false" target="_self">16</a><div class="footnote-content"><p>Nathan Gehrke, <em>Utilizing permanent on-board water storage for efficient deep space radiation shielding</em>, 2018 &#8211; opracowanie w kontek&#347;cie statku Orion. </p></div></div><div class="footnote" data-component-name="FootnoteToDOM"><a id="footnote-17" href="#footnote-anchor-17" class="footnote-number" contenteditable="false" target="_self">17</a><div class="footnote-content"><p>Bigelow Aerospace mia&#322;a te&#380; plany bardziej ambitnych modu&#322;&#243;w, jak <em>Olympus Carrier</em> &#8211; wi&#281;cej w <a href="https://www.nasaspaceflight.com/2019/09/bigelows-b330-autonomous-expandable-station/">artykule nasaspaceflight.com</a>.</p></div></div><div class="footnote" data-component-name="FootnoteToDOM"><a id="footnote-18" href="#footnote-anchor-18" class="footnote-number" contenteditable="false" target="_self">18</a><div class="footnote-content"><p>Dokumentacja najwa&#380;niejszego osi&#261;gni&#281;cia Bigelow, czyli nadmuchiwanego modu&#322;u BEAM (wyniesionego w 2016 roku przez Falcona 9 i obecnie zacumowanego do ISS jako modu&#322; do przechowywania <em>cargo</em>), zosta&#322;a przekazana NASA w celu dalszego rozwoju:<em> <a href="https://sam.gov/opp/220ac7db7bef4b4085636f3cd65dc5c2/view">In December 2021, Bigelow Space One, LLC transferred title and ownership of the BEAM to NASA Johnson Space Center.</a></em></p></div></div><div class="footnote" data-component-name="FootnoteToDOM"><a id="footnote-19" href="#footnote-anchor-19" class="footnote-number" contenteditable="false" target="_self">19</a><div class="footnote-content"><p>Tak zwany Carrington Event charakteryzowa&#322; si&#281; oko&#322;o 4-krotnie wi&#281;kszym poziomem jonizacji ni&#380; jakikolwiek SPE, kt&#243;ry si&#281;gn&#261;&#322; Ziemi w erze lot&#243;w kosmicznych.</p></div></div><div class="footnote" data-component-name="FootnoteToDOM"><a id="footnote-20" href="#footnote-anchor-20" class="footnote-number" contenteditable="false" target="_self">20</a><div class="footnote-content"><p>&#346;rednia g&#281;sto&#347;&#263; kolumny atmosfery 0,0012 g/cm&#179; na odcinku 100 km, &#378;r&#243;d&#322;o promieniowania w zenicie.</p></div></div><div class="footnote" data-component-name="FootnoteToDOM"><a id="footnote-21" href="#footnote-anchor-21" class="footnote-number" contenteditable="false" target="_self">21</a><div class="footnote-content"><p>Kabina hotelu w Szwajcarii: </p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!KII0!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F3485d90f-c873-44df-8d5a-4bf53abc9348_1136x750.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!KII0!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F3485d90f-c873-44df-8d5a-4bf53abc9348_1136x750.jpeg 424w, https://substackcdn.com/image/fetch/$s_!KII0!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F3485d90f-c873-44df-8d5a-4bf53abc9348_1136x750.jpeg 848w, https://substackcdn.com/image/fetch/$s_!KII0!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F3485d90f-c873-44df-8d5a-4bf53abc9348_1136x750.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!KII0!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F3485d90f-c873-44df-8d5a-4bf53abc9348_1136x750.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!KII0!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F3485d90f-c873-44df-8d5a-4bf53abc9348_1136x750.jpeg" width="1136" height="750" 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role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption"><em>[photo: Hirschengraben Coworking + Innovation]</em></figcaption></figure></div><p>Jej wymiary zbli&#380;one s&#261; do hipotetycznych kapsu&#322;, wrysowanych w plan pok&#322;adu Starshipa (przy czym kapsu&#322;y na statku charakteryzuj&#261; si&#281; zaokr&#261;glon&#261; &#347;cian&#261;, kt&#243;ra przylega do cylindrycznego p&#322;aszcza wodnego &#8211; w najszerszym miejscu, &#322;&#243;&#380;ko w projekcie schronu ma 115 cm).</p></div></div><div class="footnote" data-component-name="FootnoteToDOM"><a id="footnote-22" href="#footnote-anchor-22" class="footnote-number" contenteditable="false" target="_self">22</a><div class="footnote-content"><p>W celu zg&#322;&#281;bienia tematu pozytywnego wp&#322;ywu blisko&#347;ci wody na organizm cz&#322;owieka, polecam zapozna&#263; si&#281; z pracami dr. Mathew White&#8217;a oraz prof. Michaela Depledge.</p></div></div><div class="footnote" data-component-name="FootnoteToDOM"><a id="footnote-23" href="#footnote-anchor-23" class="footnote-number" contenteditable="false" target="_self">23</a><div class="footnote-content"><p>Cytuj&#261;c przedstawiciela g&#322;&#243;wnego wykonawcy Oriona, firmy Lockheed Martin: <em>Everything inside Orion and all subsystems will be state of the art. </em>W publikacjach prasowych, Orion bywa okre&#347;lany mianem &#8222;okr&#281;tu flagowego&#8221; ameryka&#324;skiego przemys&#322;u kosmicznego.</p></div></div><div class="footnote" data-component-name="FootnoteToDOM"><a id="footnote-24" href="#footnote-anchor-24" class="footnote-number" contenteditable="false" target="_self">24</a><div class="footnote-content"><p>Przyk&#322;adowo, po&#322;o&#380;one w Iranie miasto <a href="http://large.stanford.edu/courses/2018/ph241/lance2/">Ramsar</a>, kt&#243;rego lokaln&#261; atrakcj&#261; s&#261; gor&#261;ce &#378;r&#243;d&#322;a (wyp&#322;ukuj&#261;ce spod ziemi radioaktywny rad i traktowane jako uzdrowisko), cechuje jeden z najwy&#380;szych na &#347;wiecie poziom&#243;w naturalnego promieniowania jonizuj&#261;cego &#8211; w niekt&#243;rych rejonach miasta pomiary wskazuj&#261; &#347;rednio 260 mSv rocznie, tj. por&#243;wnywalnie do powierzchni Marsa. Co interesuj&#261;ce, u mieszka&#324;c&#243;w (a tereny te zamieszkane s&#261; od pokole&#324;) nie tylko nie odnotowano zwi&#281;kszonej liczby przypadk&#243;w nowotwor&#243;w czy innych schorze&#324; (w tym genetycznych), co wr&#281;cz jedno z bada&#324; wykaza&#322;o zale&#380;no&#347;&#263; odwrotn&#261;: ludzie zamieszkuj&#261;cy miejsca o najwi&#281;kszym poziomie promieniowania rzadziej chorowali na raka p&#322;uc. Podobne korelacje notowano r&#243;wnie&#380; w innych miejscach &#347;wiata o wysokiej, naturalnej radioaktywno&#347;ci &#8211; istniej&#261; hipotezy, &#380;e sta&#322;y, podwy&#380;szony poziom promieniowania (do pewnej granicy) stymuluje dzia&#322;anie uk&#322;adu odporno&#347;ciowego, co d&#322;ugofalowo ma pozytywny wp&#322;yw na jego funkcjonowanie i tym samym zdrowie. Oczywi&#347;cie, jak zawsze w takich przypadkach, niezb&#281;dne s&#261; dalsze analizy. </p><p>&#8206;</p><p><em><strong>Interesuj&#261;ce? Nie zapomnij zasubskrybowa&#263;:)</strong></em> </p></div></div>]]></content:encoded></item><item><title><![CDATA[[SpaceX] Aktualizacja z Boca Chica -3-]]></title><description><![CDATA[Podsumowanie kwietnia + drugie l&#261;dowanie Starshipa, tym razem mi&#281;kkie:)]]></description><link>https://texasbocachica.substack.com/p/spacex-aktualizacja-z-boca-chica-186</link><guid isPermaLink="false">https://texasbocachica.substack.com/p/spacex-aktualizacja-z-boca-chica-186</guid><dc:creator><![CDATA[Tex]]></dc:creator><pubDate>Fri, 14 May 2021 12:38:18 GMT</pubDate><enclosure url="https://substackcdn.com/image/fetch/$s_!-D4M!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2fb258e1-9b4d-497b-8641-2eaa4a154e26_1240x1130.jpeg" length="0" type="image/jpeg"/><content:encoded><![CDATA[<h3>SpaceX zdobywa presti&#380;owy kontrakt Human Landing System (HLS)</h3><div><hr></div><p>Ku zaskoczeniu wielu bran&#380;owych analityk&#243;w (oraz ku nieco mniejszemu zaskoczeniu os&#243;b, &#347;ledz&#261;cych post&#281;py w Boca Chica), Starship okaza&#322; si&#281; &#8222;czarnym koniem&#8221; programu Artemis. Firma Elona Muska wygra&#322;a konkurs na za&#322;ogowy l&#261;downik ksi&#281;&#380;ycowy, pomimo otrzymania od NASA kilkukrotnie mniejszych &#347;rodk&#243;w na badania i rozw&#243;j, a tak&#380;e pomimo tego, &#380;e SpaceX przyst&#261;pi&#322; do konkursu jako ostatni, wr&#281;cz &#8222;rzutem na ta&#347;m&#281;&#8221;.</p><p>Zmodyfikowana specjalnie na potrzeby l&#261;dowania na Ksi&#281;&#380;ycu wersja statku do&#347;&#263; drastycznie odbiega&#322;a od okre&#347;lonych przez NASA kryteri&#243;w minimalnych przetargu &#8211; patrz&#261;c na grafik&#281; poni&#380;ej, nietrudno zorientowa&#263; si&#281;, &#380;e konkurencja SpaceX zdecydowa&#322;a si&#281; pod&#261;&#380;y&#263; &#347;cie&#380;k&#261; &#8222;tradycyjn&#261;&#8221;, tj. odpowiadaj&#261;c&#261; typowym wyobra&#380;eniom o tym, jak <em>powinien</em> wygl&#261;da&#263; l&#261;downik, p&#243;&#322; wieku po Apollo. </p><p>&#8207;&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!-D4M!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2fb258e1-9b4d-497b-8641-2eaa4a154e26_1240x1130.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!-D4M!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2fb258e1-9b4d-497b-8641-2eaa4a154e26_1240x1130.jpeg 424w, https://substackcdn.com/image/fetch/$s_!-D4M!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2fb258e1-9b4d-497b-8641-2eaa4a154e26_1240x1130.jpeg 848w, https://substackcdn.com/image/fetch/$s_!-D4M!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2fb258e1-9b4d-497b-8641-2eaa4a154e26_1240x1130.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!-D4M!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2fb258e1-9b4d-497b-8641-2eaa4a154e26_1240x1130.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!-D4M!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2fb258e1-9b4d-497b-8641-2eaa4a154e26_1240x1130.jpeg" width="1240" height="1130" 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https://substackcdn.com/image/fetch/$s_!-D4M!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2fb258e1-9b4d-497b-8641-2eaa4a154e26_1240x1130.jpeg 848w, https://substackcdn.com/image/fetch/$s_!-D4M!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2fb258e1-9b4d-497b-8641-2eaa4a154e26_1240x1130.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!-D4M!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2fb258e1-9b4d-497b-8641-2eaa4a154e26_1240x1130.jpeg 1456w" sizes="100vw" fetchpriority="high"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Por&#243;wnanie skali zaproponowanych NASA l&#261;downik&#243;w. Grafika: John MacNeil</figcaption></figure></div><p>&#8207;&#8207;&#8206; &#8206;</p><p>Naturalnie, nie mo&#380;na si&#281; temu dziwi&#263; &#8211; zespo&#322;y Dynetics i National Team zaproponowa&#322;y koncepcje takie, jakich nale&#380;a&#322;o si&#281; spodziewa&#263; po in&#380;ynierach tzw. &#8222;Old Space&#8221;. Pocz&#261;tkow&#261; przychylno&#347;&#263; obserwator&#243;w zyska&#322; zw&#322;aszcza projekt Dynetics, za spraw&#261; nie-modu&#322;owej konstrukcji, pozwalaj&#261;cej na start l&#261;downika w ca&#322;o&#347;ci i jego ponowne wykorzystanie, a tak&#380;e umiejscowieniu cz&#281;&#347;ci za&#322;ogowej nisko nad gruntem, w przeciwie&#324;stwie do &#8222;podejrzanie&#8221; wygl&#261;daj&#261;cej drabiny* w koncepcji NT:</p><p>&#8207;&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!hEyI!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff74dced6-7047-482b-a7aa-6d05e4876e74_1240x1271.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" 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https://substackcdn.com/image/fetch/$s_!hEyI!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff74dced6-7047-482b-a7aa-6d05e4876e74_1240x1271.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!hEyI!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff74dced6-7047-482b-a7aa-6d05e4876e74_1240x1271.jpeg" width="1240" height="1271" 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https://substackcdn.com/image/fetch/$s_!hEyI!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff74dced6-7047-482b-a7aa-6d05e4876e74_1240x1271.jpeg 848w, https://substackcdn.com/image/fetch/$s_!hEyI!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff74dced6-7047-482b-a7aa-6d05e4876e74_1240x1271.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!hEyI!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Ff74dced6-7047-482b-a7aa-6d05e4876e74_1240x1271.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Propozycja National Team (Blue Origin we wsp&#243;&#322;pracy z Draper, Lockheed Martin oraz Northrop Grumman). Grafika: John MacNeil</figcaption></figure></div><p>&#8207;&#8207;&#8206; &#8206;</p><p>Poza drabin&#261;, w&#261;tpliwo&#347;ci NASA wzbudza&#322; fakt jednorazowo&#347;ci modu&#322;u l&#261;downika NT &#8211; mimo to, Jeff Bezos (w&#322;a&#347;ciciel firmy Blue Origin, b&#281;d&#261;cej liderem &#8222;Zespo&#322;u Narodowego&#8221;, a szerzej znany jako za&#322;o&#380;yciel i g&#322;&#243;wny udzia&#322;owiec Amazon) do ostatniej chwili wydawa&#322; si&#281; by&#263; bardzo pewny siebie. Jeszcze w grudniu, Bezos <a href="https://www.instagram.com/p/CIYGjZqHVWi/?utm_source=ig_embed">opublikowa&#322; na swoim koncie Instagram</a> kr&#243;tkie video z pr&#243;bnego odpalenia silnika BE-7, nazywaj&#261;c go &#8222;silnikiem, kt&#243;ry zabierze pierwsz&#261; kobiet&#281; na powierzchni&#281; Ksi&#281;&#380;yca&#8221;. Co znamienne, komentarz ten nie zawiera&#322; trybu przypuszczaj&#261;cego, co wpisuje si&#281; w inne wypowiedzi Bezosa o programie Artemis &#8211; w jego percepcji, Blue Origin/National Team by&#322; zdecydowanym faworytem przetargu. Podobn&#261; sytuacj&#281; mogli&#347;my obserwowa&#263; par&#281; lat temu w przypadku Boeinga i kapsu&#322;y Starliner &#8211; &#243;wczesny CEO Boeinga obiecywa&#322;, &#380;e Starliner &#8222;zapewni ci&#261;g&#322;o&#347;&#263; dostaw na ISS&#8221; oraz &#8222;wyniesie na stacj&#281; pierwsz&#261; za&#322;og&#281; w 2019&#8221;. Podobnie jak w przypadku l&#261;downika dla Artemis, wtedy r&#243;wnie&#380; SpaceX otrzyma&#322; znacznie mniej (ponad 2 miliardy USD r&#243;&#380;nicy) &#347;rodk&#243;w na opracowanie kapsu&#322;y Dragon (cho&#263; ta mie&#347;ci maksymalnie dwie osoby wi&#281;cej ni&#380; Starliner). Jak wiadomo, Dragon zaopatruje obecnie ISS regularnie, zar&#243;wno w misjach <em>cargo</em>, jak za&#322;ogowych. W tym kontek&#347;cie, inna opinia szefa Boeinga, dotycz&#261;ca tego, jakoby &#8222;rakieta SLS jako pierwsza pos&#322;u&#380;y&#322;a do postawienia stopy na Marsie&#8221;  brzmi niemal jak oficjalne potwierdzenie, &#380;e na czerwonej planecie szybciej wyl&#261;duje za&#322;ogowy Starship&#8230; </p><p>Wracaj&#261;c do HLS &#8211; SpaceX otrzyma&#322; w pierwszej turze finansowania 135 milion&#243;w dolar&#243;w, czyli <strong>4x mniej ni&#380; National Team</strong> oraz oko&#322;o <strong>2x mniej ni&#380; Dynetics</strong>. W kolejnej, decyduj&#261;cej fazie przetargu, firma Muska r&#243;wnie&#380; zaoferowa&#322;a bezkonkurencyjn&#261; cen&#281; (<strong>3 miliardy dolar&#243;w r&#243;&#380;nicy</strong>) oraz du&#380;&#261; elastyczno&#347;&#263; harmonogramu p&#322;atno&#347;ci. O niepor&#243;wnywalnie wi&#281;kszych mo&#380;liwo&#347;ciach technicznych l&#261;downika nie wspominaj&#261;c. Dodatkowo, w cenie zawarte jest przeprowadzenie l&#261;dowania demonstracyjnego.</p><p>W obliczu tak ogromnej przewagi nad dwoma pozosta&#322;ymi propozycjami, NASA nie mia&#322;a innego wyboru, jak og&#322;osi&#263; SpaceX zwyci&#281;zc&#261; konkursu, co prawdopodobnie nale&#380;y r&#243;wnie&#380; interpretowa&#263; jako sygna&#322;, &#380;e agencja wesprze Muska w jego planach marsja&#324;skich. Starship w wersji ksi&#281;&#380;ycowej jest bowiem konstruowany niejako &#8222;przy okazji&#8221;, a &#347;rodki NASA powinny w istotny spos&#243;b przy&#347;pieszy&#263; rozw&#243;j statku, np. w zakresie certyfikacji do lot&#243;w za&#322;ogowych. Kolejnym potwierdzeniem zaanga&#380;owania agencji jest wcze&#347;niejsze przyznanie SpaceX grantu o wysoko&#347;ci 50 mln dolar&#243;w na demonstracj&#281; orbitalnego transferu paliwa (ten jest niezb&#281;dny, by Starship m&#243;g&#322; wykona&#263; za&#322;o&#380;enia programu Artemis), przed ko&#324;cem 2022 roku .</p><div><hr></div><h3>Starship gotowy do ponownego u&#380;ycia po udanym locie &#8211; wyczekiwany prze&#322;om kampanii testowej</h3><div><hr></div><p>19 dni po og&#322;oszeniu wynik&#243;w konkursu HLS, prototyp Starshipa o oznaczeniu SN15 wni&#243;s&#322; si&#281; na wysoko&#347;&#263; 10 km, a nast&#281;pnie wykona&#322; w pe&#322;ni kontrolowany lot na l&#261;dowisko, by zako&#324;czy&#263; go mi&#281;kkim przyziemieniem:</p><div id="youtube2-7CZTLogln34" class="youtube-wrap" data-attrs="{&quot;videoId&quot;:&quot;7CZTLogln34&quot;,&quot;startTime&quot;:null,&quot;endTime&quot;:null}" data-component-name="Youtube2ToDOM"><div class="youtube-inner"><iframe src="https://www.youtube-nocookie.com/embed/7CZTLogln34?rel=0&amp;autoplay=0&amp;showinfo=0&amp;enablejsapi=0" frameborder="0" loading="lazy" gesture="media" allow="autoplay; fullscreen" allowautoplay="true" allowfullscreen="true" width="728" height="409"></iframe></div></div><p class="button-wrapper" data-attrs="{&quot;url&quot;:&quot;https://texasbocachica.substack.com/p/spacex-aktualizacja-z-boca-chica-186?utm_source=substack&utm_medium=email&utm_content=share&action=share&quot;,&quot;text&quot;:&quot;Share&quot;,&quot;action&quot;:null,&quot;class&quot;:null}" data-component-name="ButtonCreateButton"><a class="button primary" href="https://texasbocachica.substack.com/p/spacex-aktualizacja-z-boca-chica-186?utm_source=substack&utm_medium=email&utm_content=share&action=share"><span>Share</span></a></p><p></p><p>Bezpo&#347;rednio po l&#261;dowaniu Musk poinformowa&#322;, &#380;e telemetria statku jest &#8222;nominalna&#8221;, a par&#281; dni p&#243;&#378;niej o&#347;wiadczy&#322; na Twitterze, &#380;e SpaceX mo&#380;e spr&#243;bowa&#263; ponownego wystrzelenia SN15. Obecnie statek przechodzi inspekcj&#281; i czeka na instalacj&#281; nowych silnik&#243;w. Raptory u&#380;yte do lotu zostan&#261; prawdopodobnie poddane szczeg&#243;&#322;owym ogl&#281;dzinom, w celu wykrycia ewentualnych problem&#243;w z ich ponownym wykorzystaniem &#8211; docelowo, silniki maj&#261; pozwala&#263; na co najmniej 100 lot&#243;w bez konieczno&#347;ci serwisu.</p><p>&#8207;&#8207;&#8206; &#8206;</p><blockquote><p><strong><code>Na marginesie...</code></strong></p><p>Warto odnotowa&#263;, &#380;e kilka dni po l&#261;dowaniu Starshipa, swoje dziesi&#261;te, mi&#281;kkie l&#261;dowanie zaliczy&#322; booster Falcon 9. </p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!NNXP!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F6d7cd26e-2b0c-4b8c-856d-2e1c65fab44e_1000x1500.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!NNXP!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F6d7cd26e-2b0c-4b8c-856d-2e1c65fab44e_1000x1500.jpeg 424w, https://substackcdn.com/image/fetch/$s_!NNXP!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F6d7cd26e-2b0c-4b8c-856d-2e1c65fab44e_1000x1500.jpeg 848w, https://substackcdn.com/image/fetch/$s_!NNXP!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F6d7cd26e-2b0c-4b8c-856d-2e1c65fab44e_1000x1500.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!NNXP!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F6d7cd26e-2b0c-4b8c-856d-2e1c65fab44e_1000x1500.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!NNXP!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F6d7cd26e-2b0c-4b8c-856d-2e1c65fab44e_1000x1500.jpeg" width="483" height="724.5" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/6d7cd26e-2b0c-4b8c-856d-2e1c65fab44e_1000x1500.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:1500,&quot;width&quot;:1000,&quot;resizeWidth&quot;:483,&quot;bytes&quot;:202736,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!NNXP!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F6d7cd26e-2b0c-4b8c-856d-2e1c65fab44e_1000x1500.jpeg 424w, https://substackcdn.com/image/fetch/$s_!NNXP!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F6d7cd26e-2b0c-4b8c-856d-2e1c65fab44e_1000x1500.jpeg 848w, https://substackcdn.com/image/fetch/$s_!NNXP!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F6d7cd26e-2b0c-4b8c-856d-2e1c65fab44e_1000x1500.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!NNXP!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F6d7cd26e-2b0c-4b8c-856d-2e1c65fab44e_1000x1500.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Falcon 9, nr seryjny B1051, wraca do bazy po 10 udanym l&#261;dowaniu. Zdj&#281;cie: @johnkrausphotos via Twitter</figcaption></figure></div><p>&#8207;&#8207;&#8206; &#8206;Gdy Starship osi&#261;gnie oczekiwany przez SpaceX poziom niezawodno&#347;ci, rakiety serii Falcon zostan&#261; wycofane (Starship mo&#380;e jednorazowo wynie&#347;&#263; tyle satelit&#243;w Starlink, ile 7 Falcon&#243;w, a 7 start&#243;w Falcona to 7 utraconych drugich stopni &#8211; w przypadku systemu Starship, &#380;aden element rakiety nie jest planowo tracony), nie licz&#261;c lot&#243;w kapsu&#322; Dragon na Mi&#281;dzynarodow&#261; Stacj&#281; Kosmiczn&#261;. Z czasem jednak, Starship w wersji za&#322;ogowej uczyni r&#243;wnie&#380; Dragona kosztowo nieefektywnym. </p></blockquote><p>&#8207;&#8207;&#8206; &#8206;</p><p>SN15 jest pocz&#261;tkiem nowej serii prototyp&#243;w, w kt&#243;rych zaimplementowane zosta&#322;y &#8222;setki poprawek&#8221;, w por&#243;wnaniu z poprzednimi czterema modelami testowymi. </p><div id="youtube2-4D02-Kw0mPU" class="youtube-wrap" data-attrs="{&quot;videoId&quot;:&quot;4D02-Kw0mPU&quot;,&quot;startTime&quot;:null,&quot;endTime&quot;:null}" data-component-name="Youtube2ToDOM"><div class="youtube-inner"><iframe src="https://www.youtube-nocookie.com/embed/4D02-Kw0mPU?rel=0&amp;autoplay=0&amp;showinfo=0&amp;enablejsapi=0" frameborder="0" loading="lazy" gesture="media" allow="autoplay; fullscreen" allowautoplay="true" allowfullscreen="true" width="728" height="409"></iframe></div></div><p></p><p>Z racji, i&#380; &#380;aden z poprzednich statk&#243;w nie przetrwa&#322; (patrz video wy&#380;ej), SN15 jako pierwszy pozwoli&#322; in&#380;ynierom SpaceX na analiz&#281; stanu testowych p&#322;ytek izolacji termicznej, niezb&#281;dnej do ponownego wej&#347;cia w atmosfer&#281; &#8211; Starship ma wraca&#263; na Ziemi&#281; w spos&#243;b analogiczny do wahad&#322;owca kosmicznego, dlatego wytrzyma&#322;o&#347;&#263; mozaiki, z&#322;o&#380;onej z tysi&#281;cy heksagonalnych p&#322;ytek ma kluczowe znaczenie. Uszkodzenia tej pow&#322;oki mog&#322;yby w przysz&#322;o&#347;ci sta&#263; si&#281; przyczyn&#261; katastrofy podobnej do tej, w kt&#243;rej &#380;ycie straci&#322;a si&#243;demka astronaut&#243;w promu Columbia. </p><p>&#8207;&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!gdzY!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F00ece608-9265-4ab1-a225-f8fe6d11a100_799x639.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!gdzY!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F00ece608-9265-4ab1-a225-f8fe6d11a100_799x639.png 424w, https://substackcdn.com/image/fetch/$s_!gdzY!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F00ece608-9265-4ab1-a225-f8fe6d11a100_799x639.png 848w, https://substackcdn.com/image/fetch/$s_!gdzY!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F00ece608-9265-4ab1-a225-f8fe6d11a100_799x639.png 1272w, https://substackcdn.com/image/fetch/$s_!gdzY!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F00ece608-9265-4ab1-a225-f8fe6d11a100_799x639.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!gdzY!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F00ece608-9265-4ab1-a225-f8fe6d11a100_799x639.png" width="630" height="503.8423028785983" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/00ece608-9265-4ab1-a225-f8fe6d11a100_799x639.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:639,&quot;width&quot;:799,&quot;resizeWidth&quot;:630,&quot;bytes&quot;:792013,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!gdzY!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F00ece608-9265-4ab1-a225-f8fe6d11a100_799x639.png 424w, https://substackcdn.com/image/fetch/$s_!gdzY!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F00ece608-9265-4ab1-a225-f8fe6d11a100_799x639.png 848w, https://substackcdn.com/image/fetch/$s_!gdzY!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F00ece608-9265-4ab1-a225-f8fe6d11a100_799x639.png 1272w, 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12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p></p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!2fzg!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F1f1c790e-b158-4b22-9f04-78eb92dee5eb_3276x2071.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!2fzg!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F1f1c790e-b158-4b22-9f04-78eb92dee5eb_3276x2071.jpeg 424w, https://substackcdn.com/image/fetch/$s_!2fzg!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F1f1c790e-b158-4b22-9f04-78eb92dee5eb_3276x2071.jpeg 848w, https://substackcdn.com/image/fetch/$s_!2fzg!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F1f1c790e-b158-4b22-9f04-78eb92dee5eb_3276x2071.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!2fzg!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F1f1c790e-b158-4b22-9f04-78eb92dee5eb_3276x2071.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!2fzg!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F1f1c790e-b158-4b22-9f04-78eb92dee5eb_3276x2071.jpeg" width="628" height="396.8131868131868" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/1f1c790e-b158-4b22-9f04-78eb92dee5eb_3276x2071.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:920,&quot;width&quot;:1456,&quot;resizeWidth&quot;:628,&quot;bytes&quot;:850927,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!2fzg!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F1f1c790e-b158-4b22-9f04-78eb92dee5eb_3276x2071.jpeg 424w, https://substackcdn.com/image/fetch/$s_!2fzg!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F1f1c790e-b158-4b22-9f04-78eb92dee5eb_3276x2071.jpeg 848w, https://substackcdn.com/image/fetch/$s_!2fzg!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F1f1c790e-b158-4b22-9f04-78eb92dee5eb_3276x2071.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!2fzg!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F1f1c790e-b158-4b22-9f04-78eb92dee5eb_3276x2071.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Starship SN15 po locie na 10 km &#8211; wida&#263; ubytek jednej p&#322;ytki.</figcaption></figure></div><p>&#8207;&#8207;&#8206; &#8206;</p><p>Wi&#281;kszo&#347;&#263; poszycia gotowego statku pokryta zostanie p&#322;ytkami, tj. po&#322;owa kad&#322;uba oraz powierzchnie aerodynamiczne. B&#281;dziemy to mieli okazj&#281; zobaczy&#263; ju&#380; w najbli&#380;szych miesi&#261;cach, gdy&#380; sukces ostatniego lotu pozwala zak&#322;ada&#263;, i&#380; lada moment nast&#261;pi &#8222;przeskok&#8221; do modelu SN20 &#8211; szykowanego jako pierwsza konfiguracja zdolna do osi&#261;gni&#281;cia orbity, z pomoc&#261; stopnia no&#347;nego SuperHeavy. Mamy do czynienia z analogiczn&#261; sytuacj&#261; jak ta, w kt&#243;rej udany lot SN8 (priorytetem by&#322;o wtedy przetestowanie awioniki statku i jego zachowania w fazie spadku swobodnego) spowodowa&#322; anulowanie modeli SN12-14. Tym razem &#8222;przeskoczone&#8221; mog&#261; zosta&#263; modele SN17-SN19, a nawet SN15-16. Pewnym jest tylko, &#380;e plany SpaceX s&#261; bardzo p&#322;ynne (wspomniany wy&#380;ej tweet Muska wskazuje jedynie na pewn&#261; ewentualno&#347;&#263;, nie definitywny plan ponownego u&#380;ycia SN15). </p><div><hr></div><h3>Wie&#380;a startowa i pierwszy test lotu orbitalnego </h3><div><hr></div><p>Pr&#243;ba wystrzelenia Starshipa na orbit&#281; nie mo&#380;e odby&#263; si&#281; bez uko&#324;czonej wie&#380;y ze zintegrowanym d&#378;wigiem, kt&#243;ry umie&#347;ci SN20 na stopniu no&#347;nym &#8211; ta blisko 150-metrowa konstrukcja budowana jest obecnie w zawrotnym tempie, obok pot&#281;&#380;nej platformy startowej, na kt&#243;rej stanie nied&#322;ugo booster SuperHeavy. Poni&#380;ej zdj&#281;cia w kolejno&#347;ci chronologicznej (od 12 marca do ko&#324;ca kwietnia &#8211; obecnie kilka gotowych segment&#243;w wie&#380;y czeka na monta&#380;):</p><p></p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!i5qf!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F95dfed50-7926-49b6-89cd-687b1e32f94f_3168x1824.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!i5qf!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F95dfed50-7926-49b6-89cd-687b1e32f94f_3168x1824.jpeg 424w, https://substackcdn.com/image/fetch/$s_!i5qf!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F95dfed50-7926-49b6-89cd-687b1e32f94f_3168x1824.jpeg 848w, https://substackcdn.com/image/fetch/$s_!i5qf!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F95dfed50-7926-49b6-89cd-687b1e32f94f_3168x1824.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!i5qf!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F95dfed50-7926-49b6-89cd-687b1e32f94f_3168x1824.jpeg 1456w" sizes="100vw"><img 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srcset="https://substackcdn.com/image/fetch/$s_!EwI5!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F901045e0-abca-4b67-8ee5-cbffb4d3f500_8163x5363.jpeg 424w, https://substackcdn.com/image/fetch/$s_!EwI5!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F901045e0-abca-4b67-8ee5-cbffb4d3f500_8163x5363.jpeg 848w, https://substackcdn.com/image/fetch/$s_!EwI5!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F901045e0-abca-4b67-8ee5-cbffb4d3f500_8163x5363.jpeg 1272w, 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Powinno to jednak sta&#263; si&#281; jasne w okresie kilku miesi&#281;cy, gdy wie&#380;a zostanie wyposa&#380;ona w ruchome &#8222;elementy &#322;api&#261;ce&#8221;. Og&#243;lne za&#322;o&#380;enia systemu &#8222;odwieszania&#8221; rakiety na wie&#380;y opisywa&#322;em w jednym z <a href="https://texasbocachica.substack.com/p/spacex-aktualizacja-z-boca-chica">poprzednich wpis&#243;w</a>.</p><p>Z opublikowanego dzi&#347; wniosku do FCC o zgod&#281; na dziewiczy lot orbitalny wynika natomiast, i&#380; nie zako&#324;czy si&#281; on pr&#243;b&#261; &#322;apania boostera &#8211; SuperHeavy ma wodowa&#263; w oceanie, podobnie jak sam Starship, <strong>je&#347;li uda mu si&#281; wr&#243;ci&#263; z orbity w jednym kawa&#322;ku </strong>(co stoi pod sporym znakiem zapytania &#8211; Musk liczy si&#281; z utrat&#261; kilku prototyp&#243;w, zanim wej&#347;cie w atmosfer&#281; zostanie opanowane). </p><p></p><div><hr></div><p>Subskrybuj moje artyku&#322;y, aby by&#263; na bie&#380;&#261;co z d&#261;&#380;eniami Elona Muska do lotu na Marsa i &#8222;uczynienia ludzko&#347;ci gatunkiem mi&#281;dzyplanetarnym&#8221;. </p><p></p><p class="button-wrapper" data-attrs="{&quot;url&quot;:&quot;https://texasbocachica.substack.com/subscribe?&quot;,&quot;text&quot;:&quot;Subscribe now&quot;,&quot;action&quot;:null,&quot;class&quot;:null}" data-component-name="ButtonCreateButton"><a class="button primary" href="https://texasbocachica.substack.com/subscribe?"><span>Subscribe now</span></a></p><p></p><div><hr></div><p>*Dla os&#243;b, kt&#243;re zastanawiaj&#261; si&#281;, jak w takim razie wychodzi si&#281; ze znacznie wy&#380;szego Starshipa, zamieszczam oficjaln&#261; wizualizacj&#281; windy &#8211; spostrzegawczy zauwa&#380;&#261;, &#380;e l&#261;downik wygl&#261;da inaczej ni&#380; na grafice z pocz&#261;tku artyku&#322;u (inne po&#322;o&#380;enie paneli s&#322;onecznych, mniej okien, wi&#281;cej dysz silnik&#243;w pod d&#378;wigiem), co najlepiej &#347;wiadczy o dynamice rozwoju projektu przez SpaceX w toku konsultacji z NASA.</p><p></p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" 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role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p></p>]]></content:encoded></item><item><title><![CDATA[[SpaceX] Aktualizacja z Boca Chica -2-]]></title><description><![CDATA[Podsumowanie lutego + pierwsze l&#261;dowanie Starshipa]]></description><link>https://texasbocachica.substack.com/p/spacex-aktualizacja-z-boca-chica-a65</link><guid isPermaLink="false">https://texasbocachica.substack.com/p/spacex-aktualizacja-z-boca-chica-a65</guid><dc:creator><![CDATA[Tex]]></dc:creator><pubDate>Mon, 08 Mar 2021 03:59:32 GMT</pubDate><enclosure url="https://substackcdn.com/image/fetch/$s_!rHAn!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fbce115e0-ade7-4ffb-82ae-6a5fba191c7a_2048x1301.jpeg" length="0" type="image/jpeg"/><content:encoded><![CDATA[<div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!rHAn!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fbce115e0-ade7-4ffb-82ae-6a5fba191c7a_2048x1301.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!rHAn!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fbce115e0-ade7-4ffb-82ae-6a5fba191c7a_2048x1301.jpeg 424w, https://substackcdn.com/image/fetch/$s_!rHAn!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fbce115e0-ade7-4ffb-82ae-6a5fba191c7a_2048x1301.jpeg 848w, https://substackcdn.com/image/fetch/$s_!rHAn!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fbce115e0-ade7-4ffb-82ae-6a5fba191c7a_2048x1301.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!rHAn!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fbce115e0-ade7-4ffb-82ae-6a5fba191c7a_2048x1301.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!rHAn!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fbce115e0-ade7-4ffb-82ae-6a5fba191c7a_2048x1301.jpeg" width="1456" height="925" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/bce115e0-ade7-4ffb-82ae-6a5fba191c7a_2048x1301.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:925,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:150099,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:false,&quot;topImage&quot;:true,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!rHAn!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fbce115e0-ade7-4ffb-82ae-6a5fba191c7a_2048x1301.jpeg 424w, https://substackcdn.com/image/fetch/$s_!rHAn!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fbce115e0-ade7-4ffb-82ae-6a5fba191c7a_2048x1301.jpeg 848w, https://substackcdn.com/image/fetch/$s_!rHAn!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fbce115e0-ade7-4ffb-82ae-6a5fba191c7a_2048x1301.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!rHAn!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fbce115e0-ade7-4ffb-82ae-6a5fba191c7a_2048x1301.jpeg 1456w" sizes="100vw" fetchpriority="high"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Photo by @considercosmos via Twitter. </figcaption></figure></div><p></p><p>Koniec zimy w Boca Chica &#8211; jak na Teksas wyj&#261;tkowo intensywnej w tym roku &#8211; przynosi nam, zgodnie z oczekiwaniami, wiele ekscytuj&#261;cych informacji.</p><p><strong>Wszystko wskazuje te&#380;, &#380;e rok 2021 b&#281;dzie obfitowa&#322; w szereg prze&#322;omowych moment&#243;w dla ca&#322;ego przemys&#322;u kosmicznego oraz taniej turystyki kosmicznej &#8211; b&#261;d&#378; na bie&#380;&#261;co z moim newsletterem i otrzymuj nast&#281;pne aktualizacje bezpo&#347;rednio na maila</strong>.</p><p class="button-wrapper" data-attrs="{&quot;url&quot;:&quot;https://texasbocachica.substack.com/subscribe?&quot;,&quot;text&quot;:&quot;Subscribe now&quot;,&quot;action&quot;:null,&quot;class&quot;:null}" data-component-name="ButtonCreateButton"><a class="button primary" href="https://texasbocachica.substack.com/subscribe?"><span>Subscribe now</span></a></p><div><hr></div><h2>3 wyzwania, 3 najbli&#380;sze miesi&#261;ce</h2><div><hr></div><p>Na pocz&#261;tku drugiego tygodnia lutego, obserwuj&#261;cy Elona Muska na Twitterze mogli dowiedzie&#263; si&#281;, co sp&#281;dza obecnie sen z powiek za&#322;o&#380;ycielowi SpaceX, kt&#243;ry w charakterystyczny dla siebie spos&#243;b (czyli bardzo zwi&#281;&#378;le i rzeczowo) nakre&#347;li&#322; kluczowe priorytety odno&#347;nie programu Starship.</p><div class="twitter-embed" data-attrs="{&quot;url&quot;:&quot;https://twitter.com/elonmusk/status/1358594029101879298&quot;,&quot;full_text&quot;:&quot;<span class=\&quot;tweet-fake-link\&quot;>@Erdayastronaut</span> <span class=\&quot;tweet-fake-link\&quot;>@michaelhodapp_</span> 1. Orbital launch tower that can stack\n2. Enough Raptors for orbit booster\n3. Improve ship &amp;amp; booster mass&quot;,&quot;username&quot;:&quot;elonmusk&quot;,&quot;name&quot;:&quot;Elon Musk&quot;,&quot;profile_image_url&quot;:&quot;&quot;,&quot;date&quot;:&quot;Mon Feb 08 01:50:32 +0000 2021&quot;,&quot;photos&quot;:[],&quot;quoted_tweet&quot;:{},&quot;reply_count&quot;:0,&quot;retweet_count&quot;:532,&quot;like_count&quot;:9168,&quot;impression_count&quot;:0,&quot;expanded_url&quot;:{},&quot;video_url&quot;:null,&quot;belowTheFold&quot;:true}" data-component-name="Twitter2ToDOM"></div><p>S&#261; to:</p><ol><li><p>Wie&#380;a startowa zdolna do umieszczenia Starshipa na SuperHeavy (stopie&#324; no&#347;ny systemu Starship, czyli tzw. <em>booster</em>).</p></li><li><p>Wyprodukowanie silnik&#243;w Raptor w liczbie pozwalaj&#261;cej na lot orbitalny (<em>booster</em> + Starship = 28 + 6 = 34 silniki).</p></li><li><p>Redukcja masy ca&#322;ego systemu. </p></li></ol><p>Przeanalizujmy, dlaczego Musk zdecydowa&#322; si&#281; ustali&#263; priorytety w taki w&#322;a&#347;nie spos&#243;b&#8230;</p><p></p><h4><strong>Ad. 1 &#8211; wie&#380;a. </strong></h4><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!WrKy!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fbbb64eb1-f806-4fbc-8b66-9868ce5d3300_1483x3420.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!WrKy!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fbbb64eb1-f806-4fbc-8b66-9868ce5d3300_1483x3420.jpeg 424w, https://substackcdn.com/image/fetch/$s_!WrKy!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fbbb64eb1-f806-4fbc-8b66-9868ce5d3300_1483x3420.jpeg 848w, https://substackcdn.com/image/fetch/$s_!WrKy!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fbbb64eb1-f806-4fbc-8b66-9868ce5d3300_1483x3420.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!WrKy!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fbbb64eb1-f806-4fbc-8b66-9868ce5d3300_1483x3420.jpeg 1456w" sizes="100vw"><img 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srcset="https://substackcdn.com/image/fetch/$s_!WrKy!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fbbb64eb1-f806-4fbc-8b66-9868ce5d3300_1483x3420.jpeg 424w, https://substackcdn.com/image/fetch/$s_!WrKy!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fbbb64eb1-f806-4fbc-8b66-9868ce5d3300_1483x3420.jpeg 848w, https://substackcdn.com/image/fetch/$s_!WrKy!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fbbb64eb1-f806-4fbc-8b66-9868ce5d3300_1483x3420.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!WrKy!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fbbb64eb1-f806-4fbc-8b66-9868ce5d3300_1483x3420.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Starship na platformie startowej &#8211; wizja artystyczna (@Kendall_Dirks via Twitter).</figcaption></figure></div><p></p><p>Pod poj&#281;ciem wie&#380;y, Musk ma na my&#347;li 140-metrow&#261; konstrukcj&#281;, w kt&#243;rej zintegrowane zostan&#261; systemy tankowania, &#322;adowania, przechwytywania l&#261;duj&#261;cego <em>boostera</em> (patrz m&#243;j <a href="https://texasbocachica.substack.com/p/spacex-aktualizacja-z-boca-chica">poprzedni artyku&#322;</a>), a tak&#380;e &#8211; co najwa&#380;niejsze &#8211; d&#378;wig, zdolny do umieszczenia Starshipa na szczycie stopnia no&#347;nego.</p><p>Zapewne powodem, dla kt&#243;rego Musk umie&#347;ci&#322; t&#281; pozycj&#281; na g&#243;rze listy priorytet&#243;w jest fakt, &#380;e Starship <strong>osi&#261;gn&#261;&#322; ju&#380; teoretyczn&#261; gotowo&#347;&#263; do lotu na orbit&#281;</strong>: etap wznoszenia przebiega&#322; do tej pory w spos&#243;b ca&#322;kowicie kontrolowany, za&#347; zdolno&#347;&#263; uwie&#324;czenia misji mi&#281;kkim l&#261;dowaniem nie jest bynajmniej SpaceX niezb&#281;dna &#8211; wszak po pierwsze, ca&#322;a konkurencja korzysta wci&#261;&#380; z rakiet jednorazowych, a po drugie, zbudowany niemal w ca&#322;o&#347;ci ze stali nierdzewnej Starship jest relatywnie tani, wi&#281;c u&#380;ycie go do wyniesienia satelit&#243;w Starlink (projekt globalnego Internetu jest dla p&#322;ynno&#347;ci finansowej SpaceX absolutnie esencjonalny), nawet za cen&#281; ewentualnej utraty statku, jest i tak bardziej op&#322;acalne ni&#380; wielokrotny start Falcona 9 (kt&#243;ry musia&#322;by wystartowa&#263; a&#380; 7 razy, by wynie&#347;&#263; analogiczn&#261; liczb&#281; Starlink&#243;w). </p><p></p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!U-SR!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0911ac43-ab52-4fb9-990a-b557c8fe8126_2048x1152.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!U-SR!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0911ac43-ab52-4fb9-990a-b557c8fe8126_2048x1152.jpeg 424w, https://substackcdn.com/image/fetch/$s_!U-SR!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0911ac43-ab52-4fb9-990a-b557c8fe8126_2048x1152.jpeg 848w, https://substackcdn.com/image/fetch/$s_!U-SR!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0911ac43-ab52-4fb9-990a-b557c8fe8126_2048x1152.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!U-SR!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0911ac43-ab52-4fb9-990a-b557c8fe8126_2048x1152.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!U-SR!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0911ac43-ab52-4fb9-990a-b557c8fe8126_2048x1152.jpeg" width="1456" height="819" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/0911ac43-ab52-4fb9-990a-b557c8fe8126_2048x1152.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:819,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:72295,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!U-SR!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0911ac43-ab52-4fb9-990a-b557c8fe8126_2048x1152.jpeg 424w, https://substackcdn.com/image/fetch/$s_!U-SR!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0911ac43-ab52-4fb9-990a-b557c8fe8126_2048x1152.jpeg 848w, https://substackcdn.com/image/fetch/$s_!U-SR!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0911ac43-ab52-4fb9-990a-b557c8fe8126_2048x1152.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!U-SR!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0911ac43-ab52-4fb9-990a-b557c8fe8126_2048x1152.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Starship i Airbus A380 (najwi&#281;kszy na &#347;wiecie samolot pasa&#380;erski) dla skali (@ErcXSpace via Twitter).</figcaption></figure></div><p></p><p>Przy&#347;pieszenie prac nad wie&#380;&#261; startow&#261; (b&#281;dzie ona najprawdopodobniej budowana trybem ci&#261;g&#322;ym, pocz&#261;wszy od marca) mo&#380;e oznacza&#263;, &#380;e sprawdzaj&#261; si&#281; moje wcze&#347;niejsze spekulacje, i&#380; prototyp SN15 szykowany jest, w pierwotnym za&#322;o&#380;eniu, jako demonstrator lotu orbitalnego &#8211; wkr&#243;tce przekonamy si&#281;, czy zostanie on wyposa&#380;ony w pe&#322;n&#261; izolacj&#281; termiczn&#261; (do tej pory, wszystkie modele mia&#322;y montowane jedynie nieliczne p&#322;ytki izolacyjne, w ramach test&#243;w wytrzyma&#322;o&#347;ci &#322;&#261;czenia), co definitywnie potwierdzi&#322;oby takie plany po stronie SpaceX. </p><p>Zak&#322;adaj&#261;c powy&#380;szy scenariusz, najbli&#380;szy harmonogram test&#243;w przedstawia&#322;by si&#281; nast&#281;puj&#261;co:</p><ul><li><p>lot testowy SN11 na 10 km (SN11 b&#281;dzie najpewniej transportowany na platform&#281; startow&#261; dzi&#347;, czyli w poniedzia&#322;ek), </p></li><li><p>skok pr&#243;bny SuperHeavy z u&#380;yciem 4 silnik&#243;w, </p></li><li><p>r&#243;wnoleg&#322;a kampania testowa SuperHeavy (kolejne silniki dok&#322;adane w miar&#281; post&#281;pu test&#243;w) oraz SN15, kt&#243;ry musia&#322;by zosta&#263;, jako pierwszy Starship, wyposa&#380;ony w docelow&#261; liczb&#281; 6 silnik&#243;w, tj. 3 standardowe i 3 zoptymalizowane do dzia&#322;ania w pr&#243;&#380;ni. </p></li></ul><p>Alternatywnie mo&#380;e si&#281; okaza&#263;, &#380;e SpaceX nie planuje czeka&#263; na uko&#324;czenie wie&#380;y startowej i suborbitalne testy Starshipa b&#281;d&#261; kontynuowane wg dotychczasowego rygoru, niezale&#380;nie od sukcesu lotu SN11 (przypomnijmy w tym miejscu, &#380;e prototypy o numerach seryjnych 12-14 zosta&#322;y anulowane, wi&#281;c z SN11 &#8222;przeskakujemy&#8221; od razu do SN15).</p><p>Uzupe&#322;nieniem wie&#380;y jest tzw. <strong>orbitalna platforma startowa</strong>, kt&#243;ra w przeciwie&#324;stwie do u&#380;ywanych do tej pory platform, zostanie wyposa&#380;ona w mechanizmy t&#322;umienia fali uderzeniowej, generowanej przez 28 silnik&#243;w stopnia no&#347;nego.</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!7n-J!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0c77f98b-fe22-4388-9ad1-93cfa34bb722_1887x1326.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!7n-J!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0c77f98b-fe22-4388-9ad1-93cfa34bb722_1887x1326.png 424w, https://substackcdn.com/image/fetch/$s_!7n-J!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0c77f98b-fe22-4388-9ad1-93cfa34bb722_1887x1326.png 848w, https://substackcdn.com/image/fetch/$s_!7n-J!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0c77f98b-fe22-4388-9ad1-93cfa34bb722_1887x1326.png 1272w, https://substackcdn.com/image/fetch/$s_!7n-J!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0c77f98b-fe22-4388-9ad1-93cfa34bb722_1887x1326.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!7n-J!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0c77f98b-fe22-4388-9ad1-93cfa34bb722_1887x1326.png" width="1456" height="1023" 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https://substackcdn.com/image/fetch/$s_!7n-J!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0c77f98b-fe22-4388-9ad1-93cfa34bb722_1887x1326.png 848w, https://substackcdn.com/image/fetch/$s_!7n-J!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0c77f98b-fe22-4388-9ad1-93cfa34bb722_1887x1326.png 1272w, https://substackcdn.com/image/fetch/$s_!7n-J!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F0c77f98b-fe22-4388-9ad1-93cfa34bb722_1887x1326.png 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Orbitalna platforma startowa w Boca Chica.</figcaption></figure></div><p>Prace nad platform&#261; nabra&#322;y dynamiki w ostatnich tygodniach &#8211; gotow&#261; konstrukcj&#281; (nie licz&#261;c wszelkich przy&#322;&#261;cze&#324;) mo&#380;emy si&#281; spodziewa&#263; ujrze&#263; w maju/czerwcu, zwa&#380;ywszy na narzucone przez Muska tempo. </p><p></p><h4><strong>Ad. 2 &#8211; Raptory. </strong></h4><p>Produkcja silnik&#243;w r&#243;wnie&#380; znacz&#261;co przy&#347;pieszy&#322;a &#8211; ma to zwi&#261;zek z faktem, &#380;e do lotu SN10 wykorzystany zosta&#322; Raptor o numerze 50, czyli pierwszy, w konfiguracji produkcji seryjnej (nie-testowej). Pozwala to stwierdzi&#263; szacunkowo, i&#380; czas konstrukcji jednego silnika wynosi obecnie 3-4 dni, a mo&#380;e nawet mniej (brak oficjalnych danych na ten temat), za&#347; jego koszt powinien ju&#380; spa&#347;&#263; poni&#380;ej 1 mln dolar&#243;w (po zoptymalizowaniu linii produkcyjnej, celem SpaceX jest osi&#261;gni&#281;cie poziomu 250 tys. dolar&#243;w).</p><p>Nie wiemy, ile Raptor&#243;w jest obecnie &#8222;od&#322;o&#380;onych&#8221; na potrzeby SuperHeavy, lecz druga pozycja na li&#347;cie priorytet&#243;w Muska wskazuje jasno, &#380;e SpaceX nie dysponuje jeszcze ich kompletem. Przy za&#322;o&#380;eniu tempa produkcji 2 silniki/tydzie&#324; oraz przyjmuj&#261;c, czysto hipotetycznie, &#380;e silnik&#243;w dla SuperHeavy jest obecnie wyprodukowanych 4 (gdy&#380; z tak&#261; ich liczb&#261; <em>booster</em> wykona pierwszy skok), SpaceX potrzebuje odebra&#263; z ta&#347;my 24 nowe silniki na przestrzeni najbli&#380;szych 12 tygodni.</p><p>W mojej osobistej ocenie, zbiega si&#281; to w czasie z terminem uko&#324;czenia wie&#380;y startowej. Jest te&#380; realistyczne, &#380;e produkcja Raptor&#243;w mo&#380;e zosta&#263; przy&#347;pieszona do poziomu 3 silnik&#243;w na tydzie&#324; &#8211; docelowo bowiem SpaceX zamierza osi&#261;gn&#261;&#263; tempo jednego silnika na dob&#281;. </p><p></p><h4><strong>Ad. 3 &#8211; masa.</strong></h4><p>Tu wydawa&#322;oby si&#281;, &#380;e nie ma o czym pisa&#263; ani czego t&#322;umaczy&#263;, aczkolwiek warto spojrze&#263; na liczby, gdy&#380; te wymykaj&#261; si&#281; czasem intuicji. Obecnie SpaceX przeprowadza testy nowego stopu stali, z zamiarem zredukowania grubo&#347;ci zbiornika paliwa z 4 do 3 mm. Nie brzmi jak drastyczna zmiana, lecz wielko&#347;&#263; Starshipa bywa w takich momentach zdradliwa &#8211; ten 1 mm stali (na samym zbiorniku!) przek&#322;ada si&#281; na oko&#322;o (cho&#263; to obliczenia &#8222;na serwetce&#8221;) 7-8 ton masy. Gdyby analogiczn&#261; zmian&#281; zastosowa&#263; w zbiorniku SuperHeavy, m&#243;wimy oszcz&#281;dno&#347;ci rz&#281;du 20 ton na ca&#322;ym systemie. Dla por&#243;wnania, 7-metrowy modu&#322; Mi&#281;dzynarodowej Stacji Kosmicznej &#8222;Columbus&#8221; wa&#380;y 10 ton.</p><p></p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!WV_W!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fde8dab8b-1dff-44b6-ad5b-c52fd8a03898_1920x1079.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!WV_W!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fde8dab8b-1dff-44b6-ad5b-c52fd8a03898_1920x1079.jpeg 424w, https://substackcdn.com/image/fetch/$s_!WV_W!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fde8dab8b-1dff-44b6-ad5b-c52fd8a03898_1920x1079.jpeg 848w, https://substackcdn.com/image/fetch/$s_!WV_W!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fde8dab8b-1dff-44b6-ad5b-c52fd8a03898_1920x1079.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!WV_W!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fde8dab8b-1dff-44b6-ad5b-c52fd8a03898_1920x1079.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!WV_W!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fde8dab8b-1dff-44b6-ad5b-c52fd8a03898_1920x1079.jpeg" width="1456" height="818" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/de8dab8b-1dff-44b6-ad5b-c52fd8a03898_1920x1079.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:818,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:337346,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!WV_W!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fde8dab8b-1dff-44b6-ad5b-c52fd8a03898_1920x1079.jpeg 424w, https://substackcdn.com/image/fetch/$s_!WV_W!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fde8dab8b-1dff-44b6-ad5b-c52fd8a03898_1920x1079.jpeg 848w, https://substackcdn.com/image/fetch/$s_!WV_W!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fde8dab8b-1dff-44b6-ad5b-c52fd8a03898_1920x1079.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!WV_W!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fde8dab8b-1dff-44b6-ad5b-c52fd8a03898_1920x1079.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p></p><p>Natomiast ud&#378;wig Falcona 9 na nisk&#261; orbit&#281; oko&#322;oziemsk&#261; to nieca&#322;e 23 tony. </p><p>Do tego pami&#281;tajmy, &#380;e oszcz&#281;dno&#347;&#263; masy na grubo&#347;ci zbiornika to jedynie jedna z wielu mo&#380;liwo&#347;ci &#8222;odchudzenia&#8221; rakiety &#8211; m.in. w tym celu zaprojektowany zosta&#322; te&#380; mechanizm &#322;apania <em>boostera</em> w locie, dzi&#281;ki czemu zb&#281;dne stan&#261; si&#281; masywne &#8222;nogi&#8221;. Brak n&#243;g do l&#261;dowania zapewne oznacza kolejne tony oszcz&#281;dno&#347;ci &#8211; mo&#380;na wi&#281;c pokusi&#263; si&#281; o stwierdzenie, &#380;e takie &#8222;odchudzenie&#8221; systemu wzgl&#281;dem pierwotnego projektu to &#8222;dodatkowy Falcon 9&#8221; przy okazji ka&#380;dego startu, co na rynku przek&#322;ada si&#281; na ponad 50 mln dolar&#243;w. Nic wi&#281;c dziwnego, &#380;e zwi&#261;zane z redukcj&#261; masy dzia&#322;ania znalaz&#322;y si&#281; na li&#347;cie &#8222;TOP 3&#8221; Muska, w przeciwie&#324;stwie do chocia&#380;by niezawodnych l&#261;dowa&#324;. </p><p>A skoro ju&#380; przy l&#261;dowaniach jeste&#347;my...</p><div><hr></div><h2>Ustane l&#261;dowanie Starshipa</h2><div><hr></div><p>Trzeciego dnia marca, prototyp  SN10 zaprezentowa&#322; pierwsze w historii programu l&#261;dowanie z wykorzystaniem udanego manewru &#8222;belly flop&#8221; (obr&#243;t statku z pozycji poziomej, z jak&#261; ko&#324;czy on etap hamowania atmosferycznego, analogicznie do promu kosmicznego, do pionowej, by m&#243;g&#322; przyziemi&#263; na s&#322;upie rakietowego ognia, co stanowi pionierskie podej&#347;cie SpaceX). Najlepiej jednak przekona&#263; si&#281; na w&#322;asne oczy:</p><div id="youtube2-ODY6JWzS8WU" class="youtube-wrap" data-attrs="{&quot;videoId&quot;:&quot;ODY6JWzS8WU&quot;,&quot;startTime&quot;:null,&quot;endTime&quot;:null}" data-component-name="Youtube2ToDOM"><div class="youtube-inner"><iframe src="https://www.youtube-nocookie.com/embed/ODY6JWzS8WU?rel=0&amp;autoplay=0&amp;showinfo=0&amp;enablejsapi=0" frameborder="0" loading="lazy" gesture="media" allow="autoplay; fullscreen" allowautoplay="true" allowfullscreen="true" width="728" height="409"></iframe></div></div><p>Tu natomiast kompleksowe om&#243;wienie i <strong>&#347;wietnie zmontowane uj&#281;cia z wielu kamer, wraz z por&#243;wnaniem wcze&#347;niejszych pr&#243;b (SN8 oraz SN9)</strong>:</p><div id="youtube2-LPBhaq8cLB0" class="youtube-wrap" data-attrs="{&quot;videoId&quot;:&quot;LPBhaq8cLB0&quot;,&quot;startTime&quot;:null,&quot;endTime&quot;:null}" data-component-name="Youtube2ToDOM"><div class="youtube-inner"><iframe src="https://www.youtube-nocookie.com/embed/LPBhaq8cLB0?rel=0&amp;autoplay=0&amp;showinfo=0&amp;enablejsapi=0" frameborder="0" loading="lazy" gesture="media" allow="autoplay; fullscreen" allowautoplay="true" allowfullscreen="true" width="728" height="409"></iframe></div></div><p></p><p>Niestety, udany &#8222;belly flop&#8221; i ustabilizowanie statku przed ostatnim etapem przyziemienia nie wystarczy&#322;o do uratowania prototypu &#8211; po kilku minutach od l&#261;dowania, na skutek zbiegu kilku r&#243;&#380;nych komplikacji (g&#322;&#243;wnie za niskiego ci&#261;gu silnika, kt&#243;ry spowodowa&#322; zbyt mocne uderzenie o ziemi&#281; i w rezultacie wyciek paliwa), SN10 eksplodowa&#322;. Pozytywem wydaje si&#281; natomiast stan Raptor&#243;w (zdj&#281;cie poni&#380;ej), kt&#243;ry powinien pozwoli&#263; zespo&#322;owi SpaceX na zebranie wielu przydatnych danych. </p><p></p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!TN9t!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fab2828fa-ac8d-40e7-aa33-e548e7699d91_8256x5504.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!TN9t!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fab2828fa-ac8d-40e7-aa33-e548e7699d91_8256x5504.jpeg 424w, https://substackcdn.com/image/fetch/$s_!TN9t!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fab2828fa-ac8d-40e7-aa33-e548e7699d91_8256x5504.jpeg 848w, https://substackcdn.com/image/fetch/$s_!TN9t!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fab2828fa-ac8d-40e7-aa33-e548e7699d91_8256x5504.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!TN9t!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fab2828fa-ac8d-40e7-aa33-e548e7699d91_8256x5504.jpeg 1456w" sizes="100vw"><img 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srcset="https://substackcdn.com/image/fetch/$s_!TN9t!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fab2828fa-ac8d-40e7-aa33-e548e7699d91_8256x5504.jpeg 424w, https://substackcdn.com/image/fetch/$s_!TN9t!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fab2828fa-ac8d-40e7-aa33-e548e7699d91_8256x5504.jpeg 848w, https://substackcdn.com/image/fetch/$s_!TN9t!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fab2828fa-ac8d-40e7-aa33-e548e7699d91_8256x5504.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!TN9t!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fab2828fa-ac8d-40e7-aa33-e548e7699d91_8256x5504.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Silniki Raptor po wybuchu SN10 (photo by @BocaChicaGal via Twitter).</figcaption></figure></div><div><hr></div><h2>Starbase, Texas</h2><div><hr></div><p>L&#261;dowanie Starshipa wyznacza bezsprzecznie kamie&#324; milowy na drodze realizacji wielkich wizji Elona Muska, lecz testy prototyp&#243;w to jedynie element dobrze naoliwionej maszyny SpaceX. Sp&#243;jrzmy, jak zmieni&#322;o si&#281; wybrze&#380;e w Boca Chica na przestrzeni zaledwie dw&#243;ch lat (zdj&#281;cia w wysokiej rozdzielczo&#347;ci):</p><p><strong>2019</strong></p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!j9k7!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fc32a03a8-15b7-4d3e-b041-e3766587dad6_4096x3072.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!j9k7!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fc32a03a8-15b7-4d3e-b041-e3766587dad6_4096x3072.jpeg 424w, https://substackcdn.com/image/fetch/$s_!j9k7!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fc32a03a8-15b7-4d3e-b041-e3766587dad6_4096x3072.jpeg 848w, https://substackcdn.com/image/fetch/$s_!j9k7!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fc32a03a8-15b7-4d3e-b041-e3766587dad6_4096x3072.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!j9k7!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fc32a03a8-15b7-4d3e-b041-e3766587dad6_4096x3072.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!j9k7!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fc32a03a8-15b7-4d3e-b041-e3766587dad6_4096x3072.jpeg" width="1456" height="1092" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/c32a03a8-15b7-4d3e-b041-e3766587dad6_4096x3072.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:1092,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:6071424,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!j9k7!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fc32a03a8-15b7-4d3e-b041-e3766587dad6_4096x3072.jpeg 424w, https://substackcdn.com/image/fetch/$s_!j9k7!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fc32a03a8-15b7-4d3e-b041-e3766587dad6_4096x3072.jpeg 848w, https://substackcdn.com/image/fetch/$s_!j9k7!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fc32a03a8-15b7-4d3e-b041-e3766587dad6_4096x3072.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!j9k7!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fc32a03a8-15b7-4d3e-b041-e3766587dad6_4096x3072.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p><strong>2021</strong></p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!9HBa!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa78b34b6-22a4-4d7d-9120-1ff801fd8d06_4096x2730.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!9HBa!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa78b34b6-22a4-4d7d-9120-1ff801fd8d06_4096x2730.jpeg 424w, https://substackcdn.com/image/fetch/$s_!9HBa!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa78b34b6-22a4-4d7d-9120-1ff801fd8d06_4096x2730.jpeg 848w, https://substackcdn.com/image/fetch/$s_!9HBa!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa78b34b6-22a4-4d7d-9120-1ff801fd8d06_4096x2730.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!9HBa!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa78b34b6-22a4-4d7d-9120-1ff801fd8d06_4096x2730.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!9HBa!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa78b34b6-22a4-4d7d-9120-1ff801fd8d06_4096x2730.jpeg" width="1456" height="970" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/a78b34b6-22a4-4d7d-9120-1ff801fd8d06_4096x2730.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:970,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:7408948,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!9HBa!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa78b34b6-22a4-4d7d-9120-1ff801fd8d06_4096x2730.jpeg 424w, https://substackcdn.com/image/fetch/$s_!9HBa!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa78b34b6-22a4-4d7d-9120-1ff801fd8d06_4096x2730.jpeg 848w, https://substackcdn.com/image/fetch/$s_!9HBa!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa78b34b6-22a4-4d7d-9120-1ff801fd8d06_4096x2730.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!9HBa!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa78b34b6-22a4-4d7d-9120-1ff801fd8d06_4096x2730.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p></p><p>Musk przy ka&#380;dej okazji podkre&#347;la, &#380;e nie skonstruowanie Starshipa postrzega za najtrudniejsze wyzwanie na drodze do stworzenia bazy na Marsie, a wybudowanie efektywnej <strong>fabryki Starship&#243;w</strong>. Sta&#322;e przy&#347;pieszanie tempa produkcji nowych modeli ju&#380; teraz powoduje wyst&#261;pienie nietypowego (nieznanego wcze&#347;niej w przemy&#347;le kosmicznym) problemu, w postaci braku przepustowo&#347;ci w ich testowaniu na poziomie infrastruktury naziemnej. Budowa orbitalnej platformy startowej wraz z wie&#380;&#261; jest teraz priorytetem, lecz jedna platforma stanowi&#263; b&#281;dzie &#8222;w&#261;skie gard&#322;o&#8221; dla start&#243;w.</p><p>W tym celu SpaceX przerabia obecnie (pisa&#322;em o tym wi&#281;cej <a href="https://texasbocachica.substack.com/p/spacex-aktualizacja-z-boca-chica">tu</a>) dawn&#261; platform&#281; wiertnicz&#261; na kosmodrom do start&#243;w z oceanu (platforma ochrzczona Phobos ma szanse by&#263; gotowa do ko&#324;ca roku), lecz to r&#243;wnie&#380; nie wystarczy.</p><p></p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!inUX!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fce138458-790f-4218-95c1-0c7be6524cca_1800x1013.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!inUX!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fce138458-790f-4218-95c1-0c7be6524cca_1800x1013.jpeg 424w, https://substackcdn.com/image/fetch/$s_!inUX!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fce138458-790f-4218-95c1-0c7be6524cca_1800x1013.jpeg 848w, https://substackcdn.com/image/fetch/$s_!inUX!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fce138458-790f-4218-95c1-0c7be6524cca_1800x1013.jpeg 1272w, 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https://substackcdn.com/image/fetch/$s_!inUX!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fce138458-790f-4218-95c1-0c7be6524cca_1800x1013.jpeg 848w, https://substackcdn.com/image/fetch/$s_!inUX!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fce138458-790f-4218-95c1-0c7be6524cca_1800x1013.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!inUX!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fce138458-790f-4218-95c1-0c7be6524cca_1800x1013.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Platforma oceaniczna SpaceX Phobos &#8211; wizja artystyczna (@ErcXSpace via Twitter).</figcaption></figure></div><p></p><p>Dlatego SpaceX przed&#322;o&#380;y&#322; z ko&#324;cem zesz&#322;ego roku plany na <strong>znacz&#261;ce rozbudowanie swojego o&#347;rodka testowego w Boca Chica. Zosta&#322; te&#380; z&#322;o&#380;ony wniosek o utworzenie w tym miejscu nowego miasta o nazwie &#8222;Starbase, Texas&#8221;, do kt&#243;rego SpaceX m&#243;g&#322;by sprowadzi&#263; dalsze tysi&#261;ce pracownik&#243;w. </strong></p><p>Na rysunku technicznym zaznaczone zosta&#322;o miejsce powstania drugiej platformy orbitalnej oraz kolejnego l&#261;dowiska.</p><p></p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!fkRe!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb71af799-ba00-443e-a21a-25c4a594af7e_4096x2650.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!fkRe!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb71af799-ba00-443e-a21a-25c4a594af7e_4096x2650.jpeg 424w, https://substackcdn.com/image/fetch/$s_!fkRe!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb71af799-ba00-443e-a21a-25c4a594af7e_4096x2650.jpeg 848w, https://substackcdn.com/image/fetch/$s_!fkRe!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb71af799-ba00-443e-a21a-25c4a594af7e_4096x2650.jpeg 1272w, 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data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/b71af799-ba00-443e-a21a-25c4a594af7e_4096x2650.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:942,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:1509520,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!fkRe!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb71af799-ba00-443e-a21a-25c4a594af7e_4096x2650.jpeg 424w, https://substackcdn.com/image/fetch/$s_!fkRe!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb71af799-ba00-443e-a21a-25c4a594af7e_4096x2650.jpeg 848w, https://substackcdn.com/image/fetch/$s_!fkRe!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb71af799-ba00-443e-a21a-25c4a594af7e_4096x2650.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!fkRe!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fb71af799-ba00-443e-a21a-25c4a594af7e_4096x2650.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Plan rozbudowy infrastruktury naziemnej SpaceX w Teksasie. </figcaption></figure></div><p></p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!WWCe!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F42863c0f-dcc4-48bd-90c3-fd06a4f68c0c_2048x1366.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!WWCe!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F42863c0f-dcc4-48bd-90c3-fd06a4f68c0c_2048x1366.jpeg 424w, https://substackcdn.com/image/fetch/$s_!WWCe!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F42863c0f-dcc4-48bd-90c3-fd06a4f68c0c_2048x1366.jpeg 848w, https://substackcdn.com/image/fetch/$s_!WWCe!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F42863c0f-dcc4-48bd-90c3-fd06a4f68c0c_2048x1366.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!WWCe!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F42863c0f-dcc4-48bd-90c3-fd06a4f68c0c_2048x1366.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!WWCe!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F42863c0f-dcc4-48bd-90c3-fd06a4f68c0c_2048x1366.jpeg" width="1456" height="971" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/42863c0f-dcc4-48bd-90c3-fd06a4f68c0c_2048x1366.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:971,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:837044,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!WWCe!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F42863c0f-dcc4-48bd-90c3-fd06a4f68c0c_2048x1366.jpeg 424w, https://substackcdn.com/image/fetch/$s_!WWCe!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F42863c0f-dcc4-48bd-90c3-fd06a4f68c0c_2048x1366.jpeg 848w, https://substackcdn.com/image/fetch/$s_!WWCe!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F42863c0f-dcc4-48bd-90c3-fd06a4f68c0c_2048x1366.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!WWCe!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F42863c0f-dcc4-48bd-90c3-fd06a4f68c0c_2048x1366.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Plan SpaceX na&#322;o&#380;ony na aktualne zdj&#281;cie lotnicze.</figcaption></figure></div><p></p><p>Odnotujmy zatem, &#380;e w toku s&#261; ju&#380; dzia&#322;ania (minimum natury formalnej) na <strong>pi&#281;&#263; orbitalnych platform</strong>, a mianowicie: dwie w Teksasie, dwie na oceanie i jedna na Florydzie (starty dla NASA). </p><p>Kolejno&#347;&#263; zyskiwania zdolno&#347;ci operacyjnej platform stanowi zagadk&#281; &#8211; stosunkowo pewnym mo&#380;emy by&#263; tylko dw&#243;ch pierwszych pozycji, mianowicie:</p><ol><li><p>Teksas A (po&#322;owa roku)</p></li><li><p>Platforma Phobos (koniec roku)</p></li></ol><p>Pozosta&#322;e 3 platformy, czyli &#8222;Teksas B&#8221;, platforma Deimos oraz platforma na Florydzie b&#281;d&#261; prawdopodobnie powstawa&#263; r&#243;wnolegle. W ka&#380;dym razie, pi&#281;&#263; platform powinno pozwoli&#263; na p&#322;ynne starty. Dodajmy, &#380;e w Teksasie plan zagospodarowania przestrzeni przewiduje &#322;&#261;cznie 4 platformy, lecz dwie z nich s&#322;u&#380;y&#263; maj&#261; jedynie do start&#243;w suborbitalnych &#8211; b&#281;d&#261; one wykorzystywane do start&#243;w Starship&#243;w na oceaniczne kosmodromy (tak, to jest spos&#243;b Muska na transport rakiet na platformy). </p><p>Kolejn&#261;, wart&#261; wspomnienia instalacj&#261;, kt&#243;ra ma si&#281; pojawi&#263; w s&#261;siedztwie nowych platform startowych jest kriogeniczny destylator powietrza. </p><p>Podobna instalacja, aczkolwiek w postaci wie&#380;y destylacyjnej (ta planowana b&#281;dzie raczej zorientowana poziomo), znajduje si&#281; ju&#380; na terenie budowy Starship&#243;w. Widoczna na zdj&#281;ciu, czarna wie&#380;a dos&#322;ownie zasysa atmosfer&#281; i zamienia j&#261; w paliwo rakietowe. Powietrze jest sch&#322;adzane do bardzo niskich temperatur, by uzyska&#263; ciek&#322;y tlen oraz azot, kt&#243;ry nast&#281;pnie u&#380;ywany jest te&#380; jako ch&#322;odziwo do skraplania metanu. </p><p></p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!IqkP!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fbc5e56c0-23b3-476f-8b00-3e9e0de413a1_1994x1420.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!IqkP!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fbc5e56c0-23b3-476f-8b00-3e9e0de413a1_1994x1420.png 424w, https://substackcdn.com/image/fetch/$s_!IqkP!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fbc5e56c0-23b3-476f-8b00-3e9e0de413a1_1994x1420.png 848w, https://substackcdn.com/image/fetch/$s_!IqkP!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fbc5e56c0-23b3-476f-8b00-3e9e0de413a1_1994x1420.png 1272w, https://substackcdn.com/image/fetch/$s_!IqkP!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fbc5e56c0-23b3-476f-8b00-3e9e0de413a1_1994x1420.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!IqkP!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fbc5e56c0-23b3-476f-8b00-3e9e0de413a1_1994x1420.png" width="1456" height="1037" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/bc5e56c0-23b3-476f-8b00-3e9e0de413a1_1994x1420.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:1037,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:4644666,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!IqkP!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fbc5e56c0-23b3-476f-8b00-3e9e0de413a1_1994x1420.png 424w, https://substackcdn.com/image/fetch/$s_!IqkP!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fbc5e56c0-23b3-476f-8b00-3e9e0de413a1_1994x1420.png 848w, https://substackcdn.com/image/fetch/$s_!IqkP!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fbc5e56c0-23b3-476f-8b00-3e9e0de413a1_1994x1420.png 1272w, https://substackcdn.com/image/fetch/$s_!IqkP!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fbc5e56c0-23b3-476f-8b00-3e9e0de413a1_1994x1420.png 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Kriogeniczna wie&#380;a destylacyjna SpaceX. </figcaption></figure></div><p></p><p>Zbli&#380;ony mechanizm pozwoli r&#243;wnie&#380; tankowa&#263; statki na Marsie, przy czym tam z atmosfery b&#281;dzie zasysany dwutlenek w&#281;gla, a tlen pozyskiwany z zamro&#380;onej w okolicach biegun&#243;w H2O. </p><div><hr></div><h2>#DearMoon</h2><div><hr></div><p>Jak zapewne wi&#281;kszo&#347;&#263; czytaj&#261;cych wie, pierwsz&#261;, w pe&#322;ni komercyjn&#261; i cywiln&#261; misj&#281; statkiem Starship wykupi&#322; Japo&#324;czyk Yusaku Maezawa (kt&#243;ry wspom&#243;g&#322; r&#243;wnie&#380; ca&#322;y projekt got&#243;wk&#261; w pocz&#261;tkowej, newralgicznej fazie, co istotnie pomog&#322;o Muskowi w jego realizacji) &#8211; drugiego marca ruszy&#322;a globalna (dost&#281;pna dla ka&#380;dego, kto czuje si&#281; artyst&#261; i uwa&#380;a, &#380;e tygodniowy rejs dooko&#322;a Ksi&#281;&#380;yca pomo&#380;e mu w rozwini&#281;ciu skrzyde&#322;) rekrutacja &#243;semki wsp&#243;&#322;pasa&#380;er&#243;w Maezawy.</p><h3>Ka&#380;dy mo&#380;e si&#281; zarejestrowa&#263; na stronie:</h3><p><a href="https://dearmoon.earth/">https://dearmoon.earth/</a></p><p>Rejestracja jest bezp&#322;atna &#8211; wszystkie koszty pokrywa Maezawa. </p><div><hr></div><p><strong>Ciekawi Ci&#281;, kto trafi ostatecznie na list&#281; pasa&#380;er&#243;w? Zostaw maila poni&#380;ej, a na pewno tej informacji nie przegapisz;-)</strong></p><p class="button-wrapper" data-attrs="{&quot;url&quot;:&quot;https://texasbocachica.substack.com/subscribe?&quot;,&quot;text&quot;:&quot;Subscribe now&quot;,&quot;action&quot;:null,&quot;class&quot;:null}" data-component-name="ButtonCreateButton"><a class="button primary" href="https://texasbocachica.substack.com/subscribe?"><span>Subscribe now</span></a></p><div><hr></div><p><strong>Podaj artyku&#322; dalej, by ch&#281;tni na ksi&#281;&#380;ycowy rejs z Maezaw&#261; nie stracili swojej szansy na rejestracj&#281; (tylko do 14 marca!) &#8211; dlaczego w gronie 8 pasa&#380;er&#243;w Starshipa mia&#322;oby nie by&#263; artysty z Polski? </strong></p><p class="button-wrapper" data-attrs="{&quot;url&quot;:&quot;https://texasbocachica.substack.com/p/spacex-aktualizacja-z-boca-chica-a65?utm_source=substack&utm_medium=email&utm_content=share&action=share&quot;,&quot;text&quot;:&quot;Share&quot;,&quot;action&quot;:null,&quot;class&quot;:null}" data-component-name="ButtonCreateButton"><a class="button primary" href="https://texasbocachica.substack.com/p/spacex-aktualizacja-z-boca-chica-a65?utm_source=substack&utm_medium=email&utm_content=share&action=share"><span>Share</span></a></p><div><hr></div><p><strong>Masz pytania dot. programu Starship lub plan&#243;w sta&#322;ej bazy na Marsie, kt&#243;r&#261; SpaceX zamierza zacz&#261;&#263; budowa&#263; jeszcze w tej dekadzie? Pisz &#347;mia&#322;o &#8211; postaram si&#281; zaspokoi&#263; Twoj&#261; ciekawo&#347;&#263;. </strong></p><p class="button-wrapper" data-attrs="{&quot;url&quot;:&quot;https://texasbocachica.substack.com/p/spacex-aktualizacja-z-boca-chica-a65/comments&quot;,&quot;text&quot;:&quot;Leave a comment&quot;,&quot;action&quot;:null,&quot;class&quot;:null}" data-component-name="ButtonCreateButton"><a class="button primary" href="https://texasbocachica.substack.com/p/spacex-aktualizacja-z-boca-chica-a65/comments"><span>Leave a comment</span></a></p>]]></content:encoded></item><item><title><![CDATA[[SpaceX] Aktualizacja z Boca Chica]]></title><description><![CDATA[Podsumowanie stycznia + platformy oceaniczne]]></description><link>https://texasbocachica.substack.com/p/spacex-aktualizacja-z-boca-chica</link><guid isPermaLink="false">https://texasbocachica.substack.com/p/spacex-aktualizacja-z-boca-chica</guid><dc:creator><![CDATA[Tex]]></dc:creator><pubDate>Mon, 25 Jan 2021 22:11:48 GMT</pubDate><enclosure url="https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/2d69b7d2-458d-423a-b72e-65261c4f7484_2560x1277.jpeg" length="0" type="image/jpeg"/><content:encoded><![CDATA[<h1>W oczekiwaniu na lot SN9</h1><p></p><p>Pocz&#261;tek 2021 roku przynosi nam wiele nowych informacji o programie Starship, kt&#243;rego rozw&#243;j konsekwentnie nabiera tempa.</p><p>Na moment publikacji wpisu jeste&#347;my tu&#380; przed testowym lotem prototypu SN9, kt&#243;rego celem b&#281;dzie przede wszystkim <strong>historyczne dla ca&#322;ego projektu l&#261;dowanie ze spadku swobodnego</strong>, tj. poprzedzone manewrem zwanym &#8222;belly flop&#8221;, podczas kt&#243;rego Starship wykonuje, nisko nad ziemi&#261;, gwa&#322;towny obr&#243;t z pozycji poziomej do pionowej, by osi&#261;&#347;&#263; powoli na ogniu silnik&#243;w Raptor, w spos&#243;b zbli&#380;ony do pierwszego stopnia rakiety Falcon. </p><p>Udane l&#261;dowanie Starshipa by&#322;oby niew&#261;tpliwie &#8222;wisienk&#261; na torcie&#8221; styczniowych post&#281;p&#243;w zespo&#322;u w Boca Chica, lecz nawet w przypadku przesuni&#281;cia testu na pocz&#261;tek lutego, nikt nie powinien narzeka&#263; na stagnacj&#281;. </p><p>Stycze&#324; rozpocz&#261;&#322; si&#281; zaskakuj&#261;cym tweetem Elona Muska, w kt&#243;rym CEO SpaceX nonszalancko oznajmi&#322;, &#380;e <em>booster</em> SuperHeavy (planowany jako najpot&#281;&#380;niejsza rakieta no&#347;na w historii) nie b&#281;dzie l&#261;dowa&#263; analogicznie do Falcon&#243;w, lecz zostanie przechwycony w locie przez rami&#281; wie&#380;y startowej.</p><p>&#8207;&#8206; &#8206;</p><div class="twitter-embed" data-attrs="{&quot;url&quot;:&quot;https://twitter.com/elonmusk/status/1344327757916868608&quot;,&quot;full_text&quot;:&quot;<span class=\&quot;tweet-fake-link\&quot;>@ErcXspace</span> We&#8217;re going to try to catch the Super Heavy Booster with the launch tower arm, using the grid fins to take the load&quot;,&quot;username&quot;:&quot;elonmusk&quot;,&quot;name&quot;:&quot;Elon Musk&quot;,&quot;profile_image_url&quot;:&quot;&quot;,&quot;date&quot;:&quot;Wed Dec 30 17:01:28 +0000 2020&quot;,&quot;photos&quot;:[],&quot;quoted_tweet&quot;:{},&quot;reply_count&quot;:0,&quot;retweet_count&quot;:767,&quot;like_count&quot;:9741,&quot;impression_count&quot;:0,&quot;expanded_url&quot;:{},&quot;video_url&quot;:null,&quot;belowTheFold&quot;:false}" data-component-name="Twitter2ToDOM"></div><p>&#8207;&#8206; &#8206;</p><p>Dzi&#281;ki temu mo&#380;liwe stanie si&#281; delikatne i bardzo precyzyjne umieszczenie SuperHeavy na platformie startowej, pozwalaj&#261;ce momentalnie pod&#322;&#261;czy&#263; booster do infrastruktury tankowania. R&#243;wnolegle, zintegrowany z wi&#281;&#380;&#261; d&#378;wig b&#281;dzie m&#243;g&#322; ju&#380; montowa&#263; drugi stopie&#324; (czyli statek Starship) &#8211; wg Muska, ca&#322;a procedura ma by&#263; mo&#380;liwa do przeprowadzenia w ci&#261;gu godziny. </p><p>Mechanizm przechwytywania boostera nie zosta&#322; jeszcze oficjalnie zaprezentowany &#8211; Musk ujawni&#322; jedynie, &#380;e znajduj&#261;ce si&#281; w g&#243;rnej cz&#281;&#347;ci rakiety lotki steruj&#261;ce zostan&#261; wzmocnione i pos&#322;u&#380;&#261; za &#8222;haki&#8221;, kt&#243;rymi l&#261;duj&#261;cy SuperHeavy wceluje w &#8222;mechanizm &#322;api&#261;cy&#8221; wie&#380;y startowej, by zawisn&#261;&#263; nad ziemi&#261;.</p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!8o96!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fdbc43792-f5a8-4176-8436-c643f2262e4a_1200x1200.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!8o96!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fdbc43792-f5a8-4176-8436-c643f2262e4a_1200x1200.jpeg 424w, https://substackcdn.com/image/fetch/$s_!8o96!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fdbc43792-f5a8-4176-8436-c643f2262e4a_1200x1200.jpeg 848w, https://substackcdn.com/image/fetch/$s_!8o96!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fdbc43792-f5a8-4176-8436-c643f2262e4a_1200x1200.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!8o96!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fdbc43792-f5a8-4176-8436-c643f2262e4a_1200x1200.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!8o96!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fdbc43792-f5a8-4176-8436-c643f2262e4a_1200x1200.jpeg" width="1200" height="1200" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/dbc43792-f5a8-4176-8436-c643f2262e4a_1200x1200.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:1200,&quot;width&quot;:1200,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:103162,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!8o96!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fdbc43792-f5a8-4176-8436-c643f2262e4a_1200x1200.jpeg 424w, https://substackcdn.com/image/fetch/$s_!8o96!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fdbc43792-f5a8-4176-8436-c643f2262e4a_1200x1200.jpeg 848w, https://substackcdn.com/image/fetch/$s_!8o96!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fdbc43792-f5a8-4176-8436-c643f2262e4a_1200x1200.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!8o96!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fdbc43792-f5a8-4176-8436-c643f2262e4a_1200x1200.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">SuperHeavy, widok od do&#322;u na roz&#322;o&#380;one lotki steruj&#261;ce &#8211; wizja artystyczna. <em>[@Neopork85 via Twitter.com]</em></figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><p>Takie rozwi&#261;zanie ma dwie podstawowe przewagi nad &#8222;klasycznym&#8221; przyziemieniem:</p><ol><li><p>pozwala zrezygnowa&#263; z masywnych n&#243;g do l&#261;dowania (du&#380;a oszcz&#281;dno&#347;&#263; paliwa);</p></li><li><p>redukuje obci&#261;&#380;enia konstrukcji na osi pionowej, poniewa&#380; opieraj&#261;c wag&#281; rakiety na &#8222;wieszaku&#8221;, da si&#281; p&#322;ynnie amortyzowa&#263; jej zatrzymanie, u&#380;ywaj&#261;c w tym celu mechanizmu absorpcji zintegrowanego z wi&#281;&#380;&#261;. </p></li></ol><p>Ju&#380; po dw&#243;ch dobach od tweeta Muska pojawi&#322;o si&#281; w sieci wiele sugestii, jak mechanizm &#322;apania <em>boostera</em> mia&#322;by wygl&#261;da&#263;. </p><p>Tu np. u&#380;ytkownik Twittera proponuje wykorzystanie lin do zamortyzowania l&#261;dowania:</p><div class="twitter-embed" data-attrs="{&quot;url&quot;:&quot;https://twitter.com/Amaklp/status/1345174196301819905&quot;,&quot;full_text&quot;:&quot;<span class=\&quot;tweet-fake-link\&quot;>@Erdayastronaut</span> <span class=\&quot;tweet-fake-link\&quot;>@ErcXspace</span> <span class=\&quot;tweet-fake-link\&quot;>@elonmusk</span> <span class=\&quot;tweet-fake-link\&quot;>@smvllstvrs</span> I made a render of a mechanism that uses a truss structure for weight distrib with the cables acting as a shock absorber and 2 arms that move according to the pos of the rocket during descent. This is an approach that gives a big margin of error to the landing accuracy of the SH. &quot;,&quot;username&quot;:&quot;Amaklp&quot;,&quot;name&quot;:&quot;Aggelos&quot;,&quot;profile_image_url&quot;:&quot;&quot;,&quot;date&quot;:&quot;Sat Jan 02 01:04:55 +0000 2021&quot;,&quot;photos&quot;:[{&quot;img_url&quot;:&quot;https://cdn.substack.com/image/upload/w_728,c_limit/l_twitter_play_button_rvaygk,w_120/mpyfhqagpllzycdtipbs&quot;,&quot;link_url&quot;:&quot;https://t.co/gaQY5vloEK&quot;}],&quot;quoted_tweet&quot;:{},&quot;reply_count&quot;:0,&quot;retweet_count&quot;:1,&quot;like_count&quot;:50,&quot;impression_count&quot;:0,&quot;expanded_url&quot;:{},&quot;video_url&quot;:null,&quot;belowTheFold&quot;:true}" data-component-name="Twitter2ToDOM"></div><p>&#8207;&#8206; &#8206;</p><p>By dowiedzie&#263; si&#281;, na ile powy&#380;sza koncepcja bliska jest wizji Muska, b&#281;dziemy jednak musieli poczeka&#263; do publikacji oficjalnych animacji. Nie jest wykluczone, &#380;e in&#380;ynierowie SpaceX sami jeszcze nie wiedz&#261;, jaka dok&#322;adnie metoda b&#281;dzie optymalna. </p><p>Natomiast testowanie r&#243;&#380;nych rozwi&#261;za&#324; na zasadzie &#8222;rozpoznania walk&#261;&#8221; jest najwi&#281;ksz&#261; &#8222;si&#322;&#261; nap&#281;dow&#261;&#8221; SpaceX. Takie w&#322;a&#347;nie podej&#347;cie zaowocowa&#322;o wykorzystaniem stali (zamiast w&#322;&#243;kna w&#281;glowego, tytanu czy specjalnych stop&#243;w aluminium) jako g&#322;&#243;wnego materia&#322;u konstrukcyjnego Starshipa &#8211; dzi&#281;ki temu kolejne prototypy mog&#261; powstawa&#263; w bezprecedensowym tempie, a modyfikacje wcze&#347;niejszych za&#322;o&#380;e&#324; wdra&#380;ane s&#261; niezwykle (jak na bran&#380;&#281; kosmiczn&#261;) szybko. Dlatego te&#380; implementacja rozwi&#261;zania problemu, kt&#243;ry odpowiada&#322; za awari&#281; silnika SN8 w ostatniej fazie l&#261;dowania (spadek ci&#347;nienia w zbiorniku ciek&#322;ego metanu), mog&#322;a by&#263; wdro&#380;ona w SN9, cho&#263; ten by&#322; ju&#380; niemal uko&#324;czony. </p><p>Grudniowy <a href="https://www.youtube.com/watch?v=_qwLHlVjRyw">sukces testu SN8</a> [link prowadzi do oficjalnego video SpaceX &#8211; mo&#380;na si&#281; z niego dowiedzie&#263;, dlaczego test by&#322; sukcesem, pomimo braku mi&#281;kkiego przyziemienia] sprawi&#322; jednak, &#380;e zesp&#243;&#322; ma obecnie du&#380;&#261; pewno&#347;&#263;, i&#380; najdalej lot SN10 (a wiele wskazuje, &#380;e ju&#380; SN9) zako&#324;czy si&#281; udanym zweryfikowaniem za&#322;o&#380;e&#324; projektowych w kontek&#347;cie kontroli nad lotem, a optymalnie r&#243;wnie&#380; mi&#281;kkim l&#261;dowaniem &#8211; przekonanie o prawid&#322;owo&#347;ci obranego kierunku jest na tyle du&#380;e, &#380;e SpaceX zdecydowa&#322; si&#281; na <strong>przerwanie konstrukcji SN12</strong>. Obecnie scenariuszem najbardziej prawdopodobnym jest doko&#324;czenie SN11 i &#8222;przeskok&#8221; od razu do SN15.</p><p>&#8207;&#8206; &#8206;</p><blockquote><p><strong><code>Na marginesie&#8230;</code></strong></p><p>Pomini&#281;cie w lotach SN13 oraz SN14 by&#322;o przeze mnie prognozowane przy okazji rozwa&#380;a&#324; na moim <a href="https://www.wykop.pl/tag/texasbocachica/">tagu autorskim</a> na Wykop.pl, lecz rezygnacja z SN12 to spore zaskoczenie &#8211; by&#263; mo&#380;e (ale to czysta spekulacja) niekt&#243;re jego komponenty zostan&#261; poddane &#8222;recyklingowi&#8221; i wykorzystane w p&#243;&#378;niejszych prototypach lub do uko&#324;czenia makiety Starshipa w wersji l&#261;downika ksi&#281;&#380;ycowego:</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!p_AX!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2066cc04-0b9d-4a7d-929b-e6eb6a1bc30f_2560x1204.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!p_AX!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2066cc04-0b9d-4a7d-929b-e6eb6a1bc30f_2560x1204.jpeg 424w, https://substackcdn.com/image/fetch/$s_!p_AX!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2066cc04-0b9d-4a7d-929b-e6eb6a1bc30f_2560x1204.jpeg 848w, 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https://substackcdn.com/image/fetch/$s_!p_AX!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2066cc04-0b9d-4a7d-929b-e6eb6a1bc30f_2560x1204.jpeg 848w, https://substackcdn.com/image/fetch/$s_!p_AX!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2066cc04-0b9d-4a7d-929b-e6eb6a1bc30f_2560x1204.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!p_AX!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2066cc04-0b9d-4a7d-929b-e6eb6a1bc30f_2560x1204.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Po lewej: &#8220;nos&#8221; makiety Starshipa, stylizowanej na wariant l&#261;downika ksi&#281;&#380;ycowego w programie NASA Artemis. Po prawej: wizualizacja l&#261;downika. [SpaceX] </figcaption></figure></div><p></p><p>Nie jest wykluczone, &#380;e SpaceX b&#281;dzie kontynuowa&#322; prace nad &#8222;ksi&#281;&#380;ycowym Starshipem&#8221; niezale&#380;nie od finansowania NASA (agencja powinna w lutym* og&#322;osi&#263; finalist&#243;w przetargu na l&#261;downik programu Artemis &#8211; obecnie o miejsce w finale konkuruj&#261; 3 firmy), chc&#261;c wykona&#263; bezza&#322;ogowe l&#261;dowanie na srebrnym globie bez ogl&#261;dania si&#281; na administracj&#281; USA oraz jej aktualne plany.</p><p><strong>*update:</strong> termin zosta&#322; przesuni&#281;ty na kwiecie&#324;.</p><p>*<strong>update 2: NASA <a href="https://www.nasa.gov/press-release/as-artemis-moves-forward-nasa-picks-spacex-to-land-next-americans-on-moon">wybra&#322;a</a> Starshipa jako l&#261;downik za&#322;ogowy programu Artemis!</strong></p></blockquote><p>&#8207;&#8206; &#8206;</p><p>SpaceX b&#281;dzie zatem dysponowa&#263; dwoma (lub trzema, je&#347;li SN9 przetrwa sw&#243;j lot &#8211; to mo&#380;e si&#281; okaza&#263; w ci&#261;gu kilkunastu godzin od publikacji wpisu) prototypami w wersji przed-orbitalnej. Je&#347;li bowiem przyj&#261;&#263; uzasadnione za&#322;o&#380;enie, &#380;e SN15 montowany jest jako pierwszy Starship, maj&#261;cy wystartowa&#263; na szczycie SuperHeavy (kt&#243;rego monta&#380; uko&#324;czony jest obecnie w oko&#322;o 80%, a zatem ujrzymy go w ca&#322;ej okaza&#322;o&#347;ci najp&#243;&#378;niej w marcu), to g&#322;&#243;wnym zadaniem modeli 15-17 w kontek&#347;cie rygoru test&#243;w b&#281;dzie przetrwanie lotu orbitalnego.<strong> [EDIT &#8211; aktualizacja marcowa: wiadomo ju&#380;, &#380;e dziewiczy lot orbitalny ma planowo wykona&#263; SN20, modele SN9-SN11 nie przetrwa&#322;y pr&#243;b swoich l&#261;dowa&#324;, natomiast SN15 wyznacza pocz&#261;tek kolejnej generacji prototyp&#243;w, znacz&#261;co usprawnionej w stosunku do modeli SN8-SN11 oraz wykorzystuj&#261;cej nowe, produkcyjne wersje silnik&#243;w Raptor.]</strong></p><p>&#8207;&#8206; &#8206;</p><div class="twitter-embed" data-attrs="{&quot;url&quot;:&quot;https://twitter.com/brendan2908/status/1352784291172737024&quot;,&quot;full_text&quot;:&quot;The current status of SpaceX's Starship &amp;amp; Superheavy prototypes. 23rd January 2021 &quot;,&quot;username&quot;:&quot;brendan2908&quot;,&quot;name&quot;:&quot;Brendan&quot;,&quot;profile_image_url&quot;:&quot;&quot;,&quot;date&quot;:&quot;Sat Jan 23 01:04:43 +0000 2021&quot;,&quot;photos&quot;:[{&quot;img_url&quot;:&quot;https://pbs.substack.com/media/EsYOCGHUwAEzl0Z.jpg&quot;,&quot;link_url&quot;:&quot;https://t.co/6WATy8nDRe&quot;}],&quot;quoted_tweet&quot;:{},&quot;reply_count&quot;:0,&quot;retweet_count&quot;:289,&quot;like_count&quot;:2622,&quot;impression_count&quot;:0,&quot;expanded_url&quot;:{},&quot;video_url&quot;:null,&quot;belowTheFold&quot;:true}" data-component-name="Twitter2ToDOM"></div><p>&#8207;&#8206; &#8206;</p><p>Jest to oczywi&#347;cie znacznie wi&#281;ksze wyzwanie technologiczne ni&#380; l&#261;dowanie z wysoko&#347;ci kilkunastu czy kilkudziesi&#281;ciu kilometr&#243;w. Zasadnicza r&#243;&#380;nica polega na kontrolowanym wyhamowaniu z pr&#281;dko&#347;ci orbitalnej, czyli ponownym wej&#347;ciu w atmosfer&#281; pod odpowiednim k&#261;tem. Przy pierwszej pr&#243;bie oka&#380;e si&#281;, czy eksperymentalne p&#322;ytki izolacji termicznej dobrze spe&#322;niaj&#261; swoj&#261; rol&#281; (mocowanie warstwy termoizolacyjnej by&#322;o wcze&#347;niej przyczyn&#261; tragicznej w skutkach katastrofy promu kosmicznego Columbia &#8211; podobna awaria w locie za&#322;ogowym by&#322;aby niew&#261;tpliwie powa&#380;nym ciosem dla SpaceX).</p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!aFE5!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F93724254-86ca-48dc-9daa-fa5ba26db092_1200x675.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!aFE5!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F93724254-86ca-48dc-9daa-fa5ba26db092_1200x675.jpeg 424w, https://substackcdn.com/image/fetch/$s_!aFE5!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F93724254-86ca-48dc-9daa-fa5ba26db092_1200x675.jpeg 848w, https://substackcdn.com/image/fetch/$s_!aFE5!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F93724254-86ca-48dc-9daa-fa5ba26db092_1200x675.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!aFE5!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F93724254-86ca-48dc-9daa-fa5ba26db092_1200x675.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!aFE5!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F93724254-86ca-48dc-9daa-fa5ba26db092_1200x675.jpeg" width="1200" height="675" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/93724254-86ca-48dc-9daa-fa5ba26db092_1200x675.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:675,&quot;width&quot;:1200,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:52107,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!aFE5!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F93724254-86ca-48dc-9daa-fa5ba26db092_1200x675.jpeg 424w, https://substackcdn.com/image/fetch/$s_!aFE5!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F93724254-86ca-48dc-9daa-fa5ba26db092_1200x675.jpeg 848w, https://substackcdn.com/image/fetch/$s_!aFE5!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F93724254-86ca-48dc-9daa-fa5ba26db092_1200x675.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!aFE5!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F93724254-86ca-48dc-9daa-fa5ba26db092_1200x675.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Wej&#347;cie Starshipa w atmosfer&#281; &#8211; wizja artystyczna. <em>[@SemrauDylan via Twitter]</em></figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><p><strong>Zaliczenie przez Starshipa orbity w tym roku by&#322;oby ogromnym sukcesem i wa&#380;nym kamieniem milowym dla ca&#322;ego przemys&#322;u kosmicznego.</strong></p><p>Sukces na tym polu pozwoli te&#380; zespo&#322;owi SpaceX skupi&#263; si&#281; na nast&#281;pnym, trudnym wyzwaniu in&#380;ynieryjnym, jakim jest planowany na 2022 rok <strong>orbitalny transfer paliwa</strong>, niezb&#281;dny w lotach na Ksi&#281;&#380;yc oraz Marsa &#8211; na opracowanie tej technologii firma Muska otrzyma&#322;a te&#380; grant od NASA, kt&#243;ra wi&#261;&#380;e ze Starshipem w&#322;asne plany (NASA planowa&#322;a wst&#281;pnie u&#380;y&#263; statku Dragon w wersji bezza&#322;ogowej oraz rakiety Falcon Heavy do wyniesienia &#322;adunku na Marsa &#8211; tzw. misja <a href="https://en.wikipedia.org/wiki/SpaceX_Red_Dragon">Red Dragon</a> &#8211; lecz Musk szybko doszed&#322; do wniosku, &#380;e znacznie sensowniej b&#281;dzie przeznaczy&#263; te &#347;rodki na &#8222;nowy, znacznie pot&#281;&#380;niejszy system&#8221;, jak &#243;wcze&#347;nie opisywa&#322; Starshipa). </p><div><hr></div><h3>Starty z wody</h3><div><hr></div><p>W styczniu zosta&#322;y te&#380; przez SpaceX zakupione dwie, &#8222;emerytowane&#8221;, oceaniczne platformy wiertnicze. Po ochrzczeniu ich Phobos i Deimos (tak, jak dwa marsja&#324;skie ksi&#281;&#380;yce) zostan&#261; przekszta&#322;cone w platformy dla Starshipa.</p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!zEuf!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8a05601d-9d9c-46f3-855c-a555a585e440_2560x1707.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!zEuf!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8a05601d-9d9c-46f3-855c-a555a585e440_2560x1707.jpeg 424w, https://substackcdn.com/image/fetch/$s_!zEuf!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8a05601d-9d9c-46f3-855c-a555a585e440_2560x1707.jpeg 848w, https://substackcdn.com/image/fetch/$s_!zEuf!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8a05601d-9d9c-46f3-855c-a555a585e440_2560x1707.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!zEuf!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8a05601d-9d9c-46f3-855c-a555a585e440_2560x1707.jpeg 1456w" sizes="100vw"><img 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srcset="https://substackcdn.com/image/fetch/$s_!zEuf!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8a05601d-9d9c-46f3-855c-a555a585e440_2560x1707.jpeg 424w, https://substackcdn.com/image/fetch/$s_!zEuf!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8a05601d-9d9c-46f3-855c-a555a585e440_2560x1707.jpeg 848w, https://substackcdn.com/image/fetch/$s_!zEuf!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8a05601d-9d9c-46f3-855c-a555a585e440_2560x1707.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!zEuf!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8a05601d-9d9c-46f3-855c-a555a585e440_2560x1707.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p>&#8207;&#8206; &#8206;</p><p>Co warte podkre&#347;lenia, platformy te nie b&#281;d&#261; stanowi&#263; analogii do bezza&#322;ogowych &#8222;barek&#8221;, wykorzystywanych ju&#380; z powodzeniem do l&#261;dowania stopni no&#347;nych Falcon&#243;w. System Starship zak&#322;ada nie tylko l&#261;dowania, ale te&#380; starty z wody, a starty to ca&#322;a infrastruktura paliwowa oraz dziesi&#261;tki os&#243;b personelu, kt&#243;ry b&#281;dzie prawdopodobnie zakwaterowany na platformie lub wspomagaj&#261;cym j&#261; statku. </p><p>Koncepcja start&#243;w z oceanu nie jest prze&#322;omowa &#8211; w 1999 zrealizowana zosta&#322;a pierwsza misja rosyjskiej rakiety Zenit z platformy Odyssey, kt&#243;ra by&#322;a operacyjna do 2014 roku, za&#347; w grudniu 2020 roku w&#322;a&#347;ciciel zapowiedzia&#322; jej modernizacj&#281; i wznowienie misji. </p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!YDmW!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8145aea3-d5b3-4a8b-8ac4-c684c256b6bc_860x797.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!YDmW!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8145aea3-d5b3-4a8b-8ac4-c684c256b6bc_860x797.jpeg 424w, https://substackcdn.com/image/fetch/$s_!YDmW!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8145aea3-d5b3-4a8b-8ac4-c684c256b6bc_860x797.jpeg 848w, https://substackcdn.com/image/fetch/$s_!YDmW!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8145aea3-d5b3-4a8b-8ac4-c684c256b6bc_860x797.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!YDmW!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8145aea3-d5b3-4a8b-8ac4-c684c256b6bc_860x797.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!YDmW!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8145aea3-d5b3-4a8b-8ac4-c684c256b6bc_860x797.jpeg" width="860" height="797" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/8145aea3-d5b3-4a8b-8ac4-c684c256b6bc_860x797.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:797,&quot;width&quot;:860,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:218418,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!YDmW!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8145aea3-d5b3-4a8b-8ac4-c684c256b6bc_860x797.jpeg 424w, https://substackcdn.com/image/fetch/$s_!YDmW!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8145aea3-d5b3-4a8b-8ac4-c684c256b6bc_860x797.jpeg 848w, https://substackcdn.com/image/fetch/$s_!YDmW!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8145aea3-d5b3-4a8b-8ac4-c684c256b6bc_860x797.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!YDmW!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8145aea3-d5b3-4a8b-8ac4-c684c256b6bc_860x797.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Rakieta Zenit startuje na orbit&#281; geostacjonarn&#261; z platformy Odyssey. <em>[zdj&#281;cie: Steve Jurvetson]</em></figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><p>Jakkolwiek starty z oceanu s&#261; technologicznie i logistycznie bardziej skomplikowane, oferuj&#261; szereg zalet:</p><ul><li><p>platforma mo&#380;e zosta&#263; umieszczona dok&#322;adnie na r&#243;wniku, gdzie wystrzelona rakieta zyskuje najwi&#281;cej pr&#281;dko&#347;ci k&#261;towej tytu&#322;em rotacji Ziemi (co r&#243;wna si&#281; wi&#281;kszemu ud&#378;wigowi), a dodatkowo nie trzeba zu&#380;ywa&#263; paliwa na korygowanie pozycji wzgl&#281;dem r&#243;wnole&#380;nik&#243;w, by dostarczy&#263; &#322;adunek na orbit&#281; geostacjonarn&#261; (pozwala to wynie&#347;&#263; nawet o 25% ci&#281;&#380;szy &#322;adunek w por&#243;wnaniu ze startem z Przyl&#261;dka Canaveral);</p></li><li><p>startuj&#261;c z r&#243;wnika mo&#380;na osi&#261;gn&#261;&#263; ka&#380;d&#261; p&#322;aszczyzn&#281; orbitaln&#261;, co dla SpaceX b&#281;dzie szczeg&#243;lnie istotne pod k&#261;tem efektywnego rozmieszczenia satelit&#243;w Starlink;</p></li><li><p>przestrze&#324; powietrzna nad platform&#261; mo&#380;e by&#263; &#322;atwo wy&#322;&#261;czona z ruchu lotniczego &#8211; praktycznie nie istnieje ryzyko przypadkowego jej naruszenia, co skutkowa&#322;oby konieczno&#347;ci&#261; wstrzymania procedury startu (tak, jak mia&#322;o to miejsce przy okazji testowego lotu SN8, ju&#380; w trakcie przedstartowego odliczania). </p></li></ul><p>&#8207;&#8206; &#8206;</p><p>Phobos i Deimos b&#281;d&#261; musia&#322;y zosta&#263; gruntownie przebudowane na potrzeby misji Starshipa, lecz w przysz&#322;o&#347;ci nale&#380;y spodziewa&#263; si&#281; wi&#281;cej podobnych zakup&#243;w przez SpaceX &#8211; dwie platformy to jedynie pocz&#261;tek, zwa&#380;ywszy na ambitne plany wykorzystania Starshipa do lot&#243;w typu Ziemia-Ziemia, po trajektorii balistycznej. </p><p>SpaceX planuje w ten spos&#243;b umo&#380;liwi&#263; kiedy&#347; pasa&#380;erskie kursy pomi&#281;dzy kluczowymi metropoliami:</p><div id="youtube2-zqE-ultsWt0" class="youtube-wrap" data-attrs="{&quot;videoId&quot;:&quot;zqE-ultsWt0&quot;,&quot;startTime&quot;:null,&quot;endTime&quot;:null}" data-component-name="Youtube2ToDOM"><div class="youtube-inner"><iframe src="https://www.youtube-nocookie.com/embed/zqE-ultsWt0?rel=0&amp;autoplay=0&amp;showinfo=0&amp;enablejsapi=0" frameborder="0" loading="lazy" gesture="media" allow="autoplay; fullscreen" allowautoplay="true" allowfullscreen="true" width="728" height="409"></iframe></div></div><p>&#8207;&#8206; &#8206;</p><div><hr></div><h3>#DearMoon</h3><div><hr></div><p>Zanim jednak b&#281;dziemy mogli ogl&#261;da&#263; pasa&#380;erskie loty Starshipem pomi&#281;dzy Nowym Jorkiem a Tokyo, na <a href="https://www.youtube.com/watch?v=x_TpmSram2g">podr&#243;&#380; wok&#243;&#322; Ksi&#281;&#380;yca</a> wybierze si&#281; miliarder z Japonii, Yusaku Maezawa, kt&#243;ry wspar&#322; finansowo projekt Starship w jego wczesnej fazie. W rejs Starshipem Maezawa planuje zabra&#263; artyst&#243;w, reprezentuj&#261;cych r&#243;&#380;ne dziedziny kultury i sztuki. </p><p>W ramach tego przedsi&#281;wzi&#281;cia stycze&#324; tak&#380;e przyni&#243;s&#322; pewne &#8222;medialne o&#380;ywienie&#8221;, cho&#263; powi&#261;zanie jest jedynie po&#347;rednie, a w&#322;a&#347;ciwie potencjalne &#8211; mianowicie Jimmy Donaldson (znany te&#380; jako Mr Beast), jeden z najbardziej popularnych w&#347;r&#243;d m&#322;odej demografii youtuber&#243;w na &#347;wiecie, rozpocz&#261;&#322; szeroko zakrojon&#261; akcj&#281; promocyjn&#261;, polegaj&#261;c&#261; na <strong>mo&#380;liwo&#347;ci umieszczenia na Ksi&#281;&#380;ycu dowolnego zdj&#281;cia/filmu w formie cyfrowej, za kwot&#281; 10 dolar&#243;w. </strong></p><p>Na ten moment nie istnieje, co prawda, &#380;adne oficjalne po&#322;&#261;czenie inicjatywy Donaldsona z Maezaw&#261;, lecz nie jest wykluczone, &#380;e wyst&#261;pi tu jaka&#347; koordynacja, w celu inspiracji m&#322;odego pokolenia Ksi&#281;&#380;ycem oraz lotami w kosmos og&#243;&#322;em. Takie spekulacje uzasadnia fakt, &#380;e Maezawa obserwuje Donaldsona na Twitterze, a obserwuje on obecnie 100 os&#243;b, czyli relatywnie niewiele.</p><p>Tego, czy w istocie szykuje si&#281; tu jaki&#347; rodzaj wsp&#243;&#322;pracy przy promocji #DearMoon mo&#380;emy si&#281; jeszcze d&#322;ugo nie dowiedzie&#263;. Przez kilka dni jednak wielu Internaut&#243;w sugerowa&#322;o, &#380;e Donaldson zostanie wr&#281;cz zaproszony jako uczestnik misji, co samo w sobie mog&#322;o wywo&#322;a&#263; pewn&#261; &#8222;presj&#281;&#8221; na Japo&#324;czyku, by proces &#8222;rekrutacji&#8221; jego przysz&#322;ych wsp&#243;&#322;pasa&#380;er&#243;w nabra&#322; w 2021 roku jakiej&#347; dynamiki, a mo&#380;e r&#243;wnie&#380; transparentno&#347;ci. Tym bardziej, &#380;e Maezawa zaliczy&#322; ju&#380; w swoim kraju pewien &#8222;falstart&#8221;: najpierw og&#322;osi&#322; produkcj&#281; <em>reality show</em>, kt&#243;rego celem mia&#322;o by&#263; wy&#322;onienie 1 partnerki jego historycznej podr&#243;&#380;y, a gdy ju&#380; zg&#322;osi&#322;o si&#281; ponad 27 tys. ch&#281;tnych kobiet, Maezawa wycofa&#322; si&#281; z pomys&#322;u i przeprosi&#322; za &#8222;zamieszanie&#8221;. </p><p>Czy 2021 przyniesie cho&#263; jednego, potwierdzonego wsp&#243;&#322;uczestnika misji #DearMoon? Je&#347;li tak, to na pewno dowiecie si&#281; tego z mojego newslettera:) </p><p>&#8207;&#8206; &#8206;</p><p><strong>Wystarczy zostawi&#263; maila, by najwygodniej &#347;ledzi&#263; post&#281;py w rozwoju projektu Starship, innych przedsi&#281;wzi&#281;&#263; SpaceX (z koloni&#261; marsja&#324;sk&#261; na czele), a tak&#380;e zdobywa&#263; wiedz&#281; z zakresu nauki i technologii, kluczowych dla mi&#281;dzyplanetarnych misji za&#322;ogowych, jakich prawdopodobnie b&#281;dziemy &#347;wiadkami w tej dekadzie. </strong></p><p>&#8207;&#8206; &#8206;</p><p class="button-wrapper" data-attrs="{&quot;url&quot;:&quot;https://texasbocachica.substack.com/subscribe?&quot;,&quot;text&quot;:&quot;Subscribe now&quot;,&quot;action&quot;:null,&quot;class&quot;:null}" data-component-name="ButtonCreateButton"><a class="button primary" href="https://texasbocachica.substack.com/subscribe?"><span>Subscribe now</span></a></p><p></p><p>&#8207;&#8206; &#8206;</p><p>Masz pytania lub uwa&#380;asz, &#380;e w moim wpisie znajduje si&#281; b&#322;&#261;d/informacja nieprawdziwa? <strong>Nie wahaj si&#281; &#8211; napisz komentarz. </strong></p><p>&#8207;&#8206; &#8206;</p><p class="button-wrapper" data-attrs="{&quot;url&quot;:&quot;https://texasbocachica.substack.com/p/spacex-aktualizacja-z-boca-chica/comments&quot;,&quot;text&quot;:&quot;Leave a comment&quot;,&quot;action&quot;:null,&quot;class&quot;:null}" data-component-name="ButtonCreateButton"><a class="button primary" href="https://texasbocachica.substack.com/p/spacex-aktualizacja-z-boca-chica/comments"><span>Leave a comment</span></a></p><p></p>]]></content:encoded></item><item><title><![CDATA[Suplement]]></title><description><![CDATA[...do cz&#281;&#347;ci pierwszej artyku&#322;u o promieniowaniu kosmicznym w kontek&#347;cie podr&#243;&#380;y mi&#281;dzyplanetarnych]]></description><link>https://texasbocachica.substack.com/p/suplement</link><guid isPermaLink="false">https://texasbocachica.substack.com/p/suplement</guid><dc:creator><![CDATA[Tex]]></dc:creator><pubDate>Sun, 24 Jan 2021 21:01:14 GMT</pubDate><enclosure url="https://cdn.substack.com/image/fetch/h_600,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fd8beb665-8306-467d-b355-9214d6c04484_1560x1170.png" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p>W ramach uzupe&#322;nienia pierwszego wpisu, tych szczeg&#243;lnie zainteresowanych poszerzaniem wiedzy na temat promieniowania (w kontek&#347;cie podr&#243;&#380;y kosmicznych i nie tylko), <strong>zapraszam do zapoznania si&#281; z dodatkowymi materia&#322;ami.</strong></p><ol><li><p>Infografika, w bardzo czytelny spos&#243;b obrazuj&#261;ca r&#243;&#380;ne dawki promieniowania oraz ich efekt na ludzki organizm &#8211; <a href="https://www-tc.pbs.org/wnet/need-to-know/files/2011/03/radiation.png">link</a> </p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!j5Pe!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F1b1a321a-1245-4186-808a-a19a26c86a58_1224x1438.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!j5Pe!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F1b1a321a-1245-4186-808a-a19a26c86a58_1224x1438.png 424w, https://substackcdn.com/image/fetch/$s_!j5Pe!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F1b1a321a-1245-4186-808a-a19a26c86a58_1224x1438.png 848w, https://substackcdn.com/image/fetch/$s_!j5Pe!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F1b1a321a-1245-4186-808a-a19a26c86a58_1224x1438.png 1272w, https://substackcdn.com/image/fetch/$s_!j5Pe!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F1b1a321a-1245-4186-808a-a19a26c86a58_1224x1438.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!j5Pe!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F1b1a321a-1245-4186-808a-a19a26c86a58_1224x1438.png" width="584" height="686.1045751633987" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/1b1a321a-1245-4186-808a-a19a26c86a58_1224x1438.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:1438,&quot;width&quot;:1224,&quot;resizeWidth&quot;:584,&quot;bytes&quot;:828327,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:false,&quot;topImage&quot;:true,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!j5Pe!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F1b1a321a-1245-4186-808a-a19a26c86a58_1224x1438.png 424w, 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restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p></p></li><li><p>Materia&#322; edukacyjny, stworzony g&#322;&#243;wnie z my&#347;l&#261; o nauczycielach i uczniach gimnazjum, by mogli efektywnie przyswoi&#263; wiedz&#281; o promieniowaniu. 93 strony klarownie wy&#322;o&#380;onej nauki oraz interesuj&#261;cych ciekawostek &#8211; <a href="https://pdfhost.io/v/2ERVCmizr_SF_Radiation_v210spdf.pdf">link</a></p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!twNP!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fd195e5a5-60ba-4e41-b06f-77273e999ca8_1638x1170.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!twNP!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fd195e5a5-60ba-4e41-b06f-77273e999ca8_1638x1170.png 424w, https://substackcdn.com/image/fetch/$s_!twNP!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fd195e5a5-60ba-4e41-b06f-77273e999ca8_1638x1170.png 848w, https://substackcdn.com/image/fetch/$s_!twNP!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fd195e5a5-60ba-4e41-b06f-77273e999ca8_1638x1170.png 1272w, https://substackcdn.com/image/fetch/$s_!twNP!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fd195e5a5-60ba-4e41-b06f-77273e999ca8_1638x1170.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!twNP!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fd195e5a5-60ba-4e41-b06f-77273e999ca8_1638x1170.png" width="572" height="408.57142857142856" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/d195e5a5-60ba-4e41-b06f-77273e999ca8_1638x1170.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:1040,&quot;width&quot;:1456,&quot;resizeWidth&quot;:572,&quot;bytes&quot;:2022151,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:false,&quot;topImage&quot;:true,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!twNP!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fd195e5a5-60ba-4e41-b06f-77273e999ca8_1638x1170.png 424w, 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restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p></p></li><li><p>Prezentacja NASA, dotycz&#261;ca wp&#322;ywu promieniowania na zdrowie astronaut&#243;w. Wiele bardzo konkretnych danych na 25 slajdach &#8211; <a href="https://pdfhost.io/v/k4Wf.PpXM_Radiation_Health_Risk_Projections.pdf">link</a></p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!qsX6!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fd8beb665-8306-467d-b355-9214d6c04484_1560x1170.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!qsX6!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fd8beb665-8306-467d-b355-9214d6c04484_1560x1170.png 424w, 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src="https://substackcdn.com/image/fetch/$s_!qsX6!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fd8beb665-8306-467d-b355-9214d6c04484_1560x1170.png" width="572" height="429" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/d8beb665-8306-467d-b355-9214d6c04484_1560x1170.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:1092,&quot;width&quot;:1456,&quot;resizeWidth&quot;:572,&quot;bytes&quot;:2454744,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:false,&quot;topImage&quot;:true,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!qsX6!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fd8beb665-8306-467d-b355-9214d6c04484_1560x1170.png 424w, https://substackcdn.com/image/fetch/$s_!qsX6!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fd8beb665-8306-467d-b355-9214d6c04484_1560x1170.png 848w, https://substackcdn.com/image/fetch/$s_!qsX6!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fd8beb665-8306-467d-b355-9214d6c04484_1560x1170.png 1272w, https://substackcdn.com/image/fetch/$s_!qsX6!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fd8beb665-8306-467d-b355-9214d6c04484_1560x1170.png 1456w" sizes="100vw" fetchpriority="high"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p></p><p></p></li></ol><div><hr></div><h4>Warto te&#380; poda&#263; Substack swojego maila &#8211; grafika w ramach zach&#281;ty:</h4><p></p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!QL5A!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8427e6a0-f3a7-4bec-95df-749119f611dd_870x1490.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!QL5A!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8427e6a0-f3a7-4bec-95df-749119f611dd_870x1490.png 424w, https://substackcdn.com/image/fetch/$s_!QL5A!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8427e6a0-f3a7-4bec-95df-749119f611dd_870x1490.png 848w, 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data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/8427e6a0-f3a7-4bec-95df-749119f611dd_870x1490.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:1490,&quot;width&quot;:870,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:780218,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:false,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!QL5A!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F8427e6a0-f3a7-4bec-95df-749119f611dd_870x1490.png 424w, 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width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p></p><p class="button-wrapper" data-attrs="{&quot;url&quot;:&quot;https://texasbocachica.substack.com/p/suplement?utm_source=substack&utm_medium=email&utm_content=share&action=share&quot;,&quot;text&quot;:&quot;Share&quot;,&quot;action&quot;:null,&quot;class&quot;:null}" data-component-name="ButtonCreateButton"><a class="button primary" href="https://texasbocachica.substack.com/p/suplement?utm_source=substack&utm_medium=email&utm_content=share&action=share"><span>Share</span></a></p><p></p><div><hr></div><p class="button-wrapper" data-attrs="{&quot;url&quot;:&quot;https://texasbocachica.substack.com/subscribe?&quot;,&quot;text&quot;:&quot;Subscribe now&quot;,&quot;action&quot;:null,&quot;class&quot;:null}" data-component-name="ButtonCreateButton"><a class="button primary" href="https://texasbocachica.substack.com/subscribe?"><span>Subscribe now</span></a></p>]]></content:encoded></item><item><title><![CDATA[Bonus dla Subskrybentów]]></title><description><![CDATA[Artyku&#322; w rozszerzonej wersji PDF + bibliografia]]></description><link>https://texasbocachica.substack.com/p/bonus-dla-subskrybentw</link><guid isPermaLink="false">https://texasbocachica.substack.com/p/bonus-dla-subskrybentw</guid><dc:creator><![CDATA[Tex]]></dc:creator><pubDate>Sun, 24 Jan 2021 20:22:47 GMT</pubDate><enclosure url="https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/2c03c105-42c3-4716-9ce9-c46227582bb6_1762x1240.png" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p>Dzi&#281;kuj&#281;, &#380;e zdecydowa&#322;e&#347;(-a&#347;) si&#281; na zostanie subskrybentem mojego cyklu edukacyjnego &#8211; w ramach podzi&#281;kowania, udost&#281;pni&#322;em Ci do pobrania <a href="https://texasbocachica.substack.com/p/promieniowanie-kosmiczne-a-podre">pierwszy artyku&#322;</a> (o wp&#322;ywie promieniowania kosmicznego na bezpiecze&#324;stwo astronaut&#243;w w mi&#281;dzyplanetarnych podr&#243;&#380;ach) <strong>w formie zredagowanej &#8220;gazetowo&#8221;.</strong> Zosta&#322; on wzbogacony o kilka dodatkowych ciekawostek, a tak&#380;e pe&#322;n&#261;, interaktywn&#261; bibliografi&#281;, dla najbardziej wnikliwych:) </p><p></p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!z8bz!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fafc9ab9b-2d5c-4294-883a-f16b6163c372_870x1490.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!z8bz!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fafc9ab9b-2d5c-4294-883a-f16b6163c372_870x1490.jpeg 424w, https://substackcdn.com/image/fetch/$s_!z8bz!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fafc9ab9b-2d5c-4294-883a-f16b6163c372_870x1490.jpeg 848w, https://substackcdn.com/image/fetch/$s_!z8bz!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fafc9ab9b-2d5c-4294-883a-f16b6163c372_870x1490.jpeg 1272w, 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restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p></p><p><strong>Link do pobrania pliku znajdziesz na mailu</strong> &#8211; je&#380;eli nie widzisz go w &#8220;odebranych&#8221;, sprawd&#378; folder &#8220;spam&#8221; lub &#8220;oferty&#8221; (w razie niepowodzenia, napisz do mnie na tex.substack@gmail.com). </p><p></p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!yOKk!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F985cdbe0-1fb3-4235-8669-3fd5d275f2d0_1342x1332.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!yOKk!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F985cdbe0-1fb3-4235-8669-3fd5d275f2d0_1342x1332.png 424w, https://substackcdn.com/image/fetch/$s_!yOKk!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F985cdbe0-1fb3-4235-8669-3fd5d275f2d0_1342x1332.png 848w, https://substackcdn.com/image/fetch/$s_!yOKk!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F985cdbe0-1fb3-4235-8669-3fd5d275f2d0_1342x1332.png 1272w, 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data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/985cdbe0-1fb3-4235-8669-3fd5d275f2d0_1342x1332.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:1332,&quot;width&quot;:1342,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:1464124,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:false,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!yOKk!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F985cdbe0-1fb3-4235-8669-3fd5d275f2d0_1342x1332.png 424w, 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width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p></p><p><em><strong>Mi&#322;ego czytania</strong> i do zobaczenia przy okazji nast&#281;pnego wpisu:) </em></p><p></p><p>PS.: Podoba Ci si&#281; ten artyku&#322;? Rozwa&#380; podzielenie si&#281; nim na swoich kana&#322;ach social-mediowych &#8211; kto wie, mo&#380;e w&#347;r&#243;d Twoich znajomych r&#243;wnie&#380; znajd&#261; si&#281; osoby zainteresowane zagadnieniem kosmicznych podr&#243;&#380;y? Nie szkodzi sprawdzi&#263; &#8211;wspomo&#380;esz w ten spos&#243;b ide&#281; ca&#322;ego przedsi&#281;wzi&#281;cia:) </p><p></p><p></p>]]></content:encoded></item><item><title><![CDATA[Promieniowanie kosmiczne a podróże międzyplanetarne]]></title><description><![CDATA[Cz&#281;&#347;&#263; pierwsza om&#243;wienia]]></description><link>https://texasbocachica.substack.com/p/promieniowanie-kosmiczne-a-podre</link><guid isPermaLink="false">https://texasbocachica.substack.com/p/promieniowanie-kosmiczne-a-podre</guid><dc:creator><![CDATA[Tex]]></dc:creator><pubDate>Sat, 02 Jan 2021 16:35:07 GMT</pubDate><enclosure url="https://substackcdn.com/image/fetch/$s_!iWlF!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fd945b7d7-5ca2-4468-a335-a26e62defdcd_1600x900.jpeg" length="0" type="image/jpeg"/><content:encoded><![CDATA[<h5>Uwaga: cz&#281;&#347;&#263; druga, w kt&#243;rej skupiam si&#281; na szczeg&#243;&#322;owej analizie problemu promieniowania w kontek&#347;cie systemu SpaceX Starship, dost&#281;pna jest <a href="https://texasbocachica.substack.com/p/promieniowanie-kosmiczne-a-podroze?s=w">pod tym linkiem</a>.</h5><div><hr></div><p></p><p>Odk&#261;d Elon Musk, za&#322;o&#380;yciel i zarazem g&#322;&#243;wny in&#380;ynier firmy SpaceX, roztoczy&#322; wizj&#281; sta&#322;ej osady na Marsie, temat wyzwa&#324;, towarzysz&#261;cych przedsi&#281;wzi&#281;ciu tej skali, przebija si&#281; powoli (acz konsekwentnie) do medialnego <em>mainstreamu</em>.</p><p></p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!iWlF!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fd945b7d7-5ca2-4468-a335-a26e62defdcd_1600x900.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!iWlF!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fd945b7d7-5ca2-4468-a335-a26e62defdcd_1600x900.jpeg 424w, https://substackcdn.com/image/fetch/$s_!iWlF!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fd945b7d7-5ca2-4468-a335-a26e62defdcd_1600x900.jpeg 848w, https://substackcdn.com/image/fetch/$s_!iWlF!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fd945b7d7-5ca2-4468-a335-a26e62defdcd_1600x900.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!iWlF!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fd945b7d7-5ca2-4468-a335-a26e62defdcd_1600x900.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!iWlF!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fd945b7d7-5ca2-4468-a335-a26e62defdcd_1600x900.jpeg" width="1456" height="819" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/d945b7d7-5ca2-4468-a335-a26e62defdcd_1600x900.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:819,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:190774,&quot;alt&quot;:&quot;Starship SpaceX SN8&quot;,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:false,&quot;topImage&quot;:true,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="Starship SpaceX SN8" title="Starship SpaceX SN8" srcset="https://substackcdn.com/image/fetch/$s_!iWlF!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fd945b7d7-5ca2-4468-a335-a26e62defdcd_1600x900.jpeg 424w, https://substackcdn.com/image/fetch/$s_!iWlF!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fd945b7d7-5ca2-4468-a335-a26e62defdcd_1600x900.jpeg 848w, https://substackcdn.com/image/fetch/$s_!iWlF!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fd945b7d7-5ca2-4468-a335-a26e62defdcd_1600x900.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!iWlF!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fd945b7d7-5ca2-4468-a335-a26e62defdcd_1600x900.jpeg 1456w" sizes="100vw" fetchpriority="high"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Prototyp statku Starship &#8211; wizja artystyczna. <em>[@ErcXspace via Twitter]</em></figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><p>Ostatnie sukcesy <a href="https://www.youtube.com/watch?v=xrVqLhhd1zo">kampanii testowej</a> (zach&#281;cam obejrze&#263; video w ca&#322;o&#347;ci) eksperymentalnego statku <em>Starship</em>, zdolnego na przestrzeni u&#380;ytkowej oko&#322;o 1000 m&#179; zabra&#263; na Marsa kilkudziesi&#281;ciu astronaut&#243;w w komfortowych warunkach, pozwalaj&#261; patrze&#263; na plany Muska z rosn&#261;cym optymizmem. </p><p>Tymczasem w dyskusjach &#8211; najcz&#281;&#347;ciej tych internetowych &#8211; dot. przysz&#322;ej marsja&#324;skiej bazy, jak r&#243;wnie&#380; d&#322;ugich, za&#322;ogowych misji kosmicznych og&#243;&#322;em, regularnie przewija si&#281; problematyka <strong>promieniowania kosmicznego</strong> oraz jego szkodliwo&#347;ci dla ludzkiego organizmu. Sam termin &#8222;promieniowanie kosmiczne&#8221; brzmi z&#322;owrogo, st&#261;d jest cz&#281;sto u&#380;ywany przez laik&#243;w w ramach kwestionowania sensu pozaziemskich kolonii.</p><p>Przyjrzymy si&#281; wi&#281;c bli&#380;ej temu zagadnieniu &#8211; niniejszy wpis (stanowi&#261;cy cz&#281;&#347;&#263; pierwsz&#261; cyklu, przybli&#380;aj&#261;cego nauk&#281; oraz technologi&#281; przez pryzmat &#8222;nowego wy&#347;cigu kosmicznego&#8221;, kt&#243;ry nabiera w&#322;a&#347;nie tempa za spraw&#261; prywatnych inicjatyw, ze SpaceX na czele) ma na celu przyst&#281;pne om&#243;wienie nast&#281;puj&#261;cych kwestii:</p><ul><li><p>czym jest promieniowanie kosmiczne i co jest jego &#378;r&#243;d&#322;em;</p></li><li><p>czemu nie s&#322;yszy si&#281; o jego szkodliwo&#347;ci w kontek&#347;cie ludzi na Ziemi, kt&#243;ra wszak te&#380; jest w kosmosie;</p></li><li><p>jakie skutki dla zdrowia wywo&#322;uje ekspozycja na promieniowanie og&#243;&#322;em, po jakim czasie oraz czy s&#261; to skutki nieodwracalne;</p></li><li><p>na jakie dawki promieniowania nara&#380;eni b&#281;d&#261; astronauci w misji na Marsa i czy zagra&#380;aj&#261; one jej powodzeniu.</p></li></ul><p>W kolejnym wpisie skupimy si&#281; natomiast na:</p><ul><li><p>teoretycznych i praktycznych metodach ochrony astronaut&#243;w przed promieniowaniem</p></li><li><p>rozwi&#261;zaniach in&#380;ynieryjnych dla statku oraz habitat&#243;w bazy marsja&#324;skiej, ze szczeg&#243;lnym uwzgl&#281;dnieniem koncepcji Starship i plan&#243;w kolonizacyjnych SpaceX.</p></li></ul><p>Zapraszam:)</p><div><hr></div><h3><strong>Co naukowcy nazywaj&#261; promieniowaniem kosmicznym?</strong></h3><div><hr></div><p>Najkr&#243;tsza odpowied&#378;: to zale&#380;y. </p><p>Termin ten jest bowiem u&#380;ywany do opisu ca&#322;ej gamy zjawisk, w zale&#380;no&#347;ci od kontekstu. Tu natomiast skupimy si&#281; na takim promieniowaniu kosmicznym, przed kt&#243;rym nale&#380;y chroni&#263; astronaut&#243;w przez wzgl&#261;d na ich zdrowie oraz zdolno&#347;&#263; do wykonywania zada&#324; misji. </p><p>Tak zdefiniowane promieniowanie kosmiczne to po prostu promieniowanie jonizuj&#261;ce, kt&#243;rego &#378;r&#243;d&#322;o <strong>nie jest na Ziemi</strong>. O promieniowaniu jonizuj&#261;cym m&#243;wimy, gdy wypromieniowana cz&#261;stka niesie ze sob&#261; na tyle du&#380;o energii, &#380;e zderzaj&#261;c si&#281; z materi&#261; na swej drodze mo&#380;e j&#261; nieco &#8222;sponiewiera&#263;&#8221; (tj. wp&#322;yn&#261;&#263; na jej struktur&#281; molekularn&#261;, np. &#8222;odrywaj&#261;c&#8221; elektrony od danej moleku&#322;y). Jest to, rzecz jasna, opis uproszczony, lecz taki w&#322;a&#347;nie w zupe&#322;no&#347;ci wystarczy nam do dalszych rozwa&#380;a&#324;. </p><p>Jako ludzie, musimy si&#281; wystrzega&#263; takich silnie na&#322;adowanych cz&#261;stek, gdy&#380; s&#261; one w stanie przenikn&#261;&#263; do wn&#281;trza naszych kom&#243;rek oraz <strong>mechanicznie uszkodzi&#263; podw&#243;jn&#261; helis&#281; DNA</strong>, a kom&#243;rki pozbawione instrukcji zakodowanej w genach &#8222;nie wiedz&#261;, co maj&#261; robi&#263;&#8221; i mog&#261; w rezultacie sta&#263; si&#281; np. kom&#243;rkami nowotworowymi (gdy utracone zostan&#261; wytyczne, kiedy maj&#261; przesta&#263; si&#281; dzieli&#263;) lub zupe&#322;nie obumrze&#263;. Tu warto u&#347;wiadomi&#263; sobie, &#380;e nasz uk&#322;ad odporno&#347;ciowy codziennie &#8222;czy&#347;ci&#8221; organizm z takich niesprawnych kom&#243;rek, lecz ma w tym dzia&#322;aniu ograniczone &#8222;moce przerobowe&#8221;, r&#243;&#380;ne u danego cz&#322;owieka, w zale&#380;no&#347;ci od jego og&#243;lnej kondycji zdrowotnej. </p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!nbG4!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9862a377-94a0-4e7b-b0c7-91d444a0c064_700x1055.gif" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" 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https://substackcdn.com/image/fetch/$s_!nbG4!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9862a377-94a0-4e7b-b0c7-91d444a0c064_700x1055.gif 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!nbG4!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9862a377-94a0-4e7b-b0c7-91d444a0c064_700x1055.gif" width="284" height="428.0285714285714" 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https://substackcdn.com/image/fetch/$s_!nbG4!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9862a377-94a0-4e7b-b0c7-91d444a0c064_700x1055.gif 848w, https://substackcdn.com/image/fetch/$s_!nbG4!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9862a377-94a0-4e7b-b0c7-91d444a0c064_700x1055.gif 1272w, https://substackcdn.com/image/fetch/$s_!nbG4!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F9862a377-94a0-4e7b-b0c7-91d444a0c064_700x1055.gif 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p>Je&#380;eli dany materia&#322; emituje takie wysokoenergetyczne cz&#261;stki, nazywamy go promieniotw&#243;rczym. </p><p>Pod tym wzgl&#281;dem, specyfika promieniowania kosmicznego nie r&#243;&#380;ni si&#281; zasadniczo od wielu &#378;r&#243;de&#322; ziemskich, na kt&#243;re ludzie s&#261; codziennie nara&#380;eni &#8211; od palenia papieros&#243;w (inhalacja radioaktywnego polonu-210, bombarduj&#261;cego nast&#281;pnie p&#322;uca promieniowaniem cz&#261;stkami <em>alfa</em>, tj. j&#261;drami helu) po przej&#347;cie przez bramk&#281; na lotnisku. &#321;atwo si&#281; jednak domy&#347;le&#263;, &#380;e nie specyfika promieniowania ma tu kluczowe znaczenie, a jego <strong>dawka</strong>, kt&#243;r&#261; najcz&#281;&#347;ciej mierzymy w siwertach (Sv). Przyk&#322;adowo, ratownicy interweniuj&#261;cy na miejscu katastrofy reaktora elektrowni Fukushima Daiichi mogli przyj&#261;&#263; ponad 600 mSv, czyli 600 milisiwert&#243;w (dla por&#243;wnania, palenie 1,5 paczki papieros&#243;w dziennie to dawka oko&#322;o 160 mSv rocznie). </p><p>S&#322;o&#324;ce za&#347; to wielki reaktor termoj&#261;drowy, kt&#243;ry naturalnie tak&#380;e wypromieniowuje we wszystkich kierunkach na&#322;adowane cz&#261;stki, g&#322;&#243;wnie protony i elektrony. Tak zwany wiatr s&#322;oneczny &#8222;wieje&#8221; ca&#322;y czas &#8211; S&#322;o&#324;ce traci w ten spos&#243;b 4-5 mln ton materii na sekund&#281; &#8211; aczkolwiek z r&#243;&#380;n&#261; intensywno&#347;ci&#261;. Kwesti&#281; 11-letniego cyklu aktywno&#347;ci s&#322;onecznej, wp&#322;ywaj&#261;cego na tzw. pogod&#281; kosmiczn&#261;, na ten moment pominiemy (wr&#243;cimy do niej nied&#322;ugo).</p><p>Cz&#261;stki pochodz&#261;ce ze S&#322;o&#324;ca, w naszym otoczeniu najliczniejsze, to nie jedyne sk&#322;adowe promieniowania kosmicznego. Przez Uk&#322;ad S&#322;oneczny w ka&#380;dym momencie przelatuj&#261; r&#243;wnie&#380; cz&#261;stki wyemitowane w centrum Drogi Mlecznej, przez supernowe (a dok&#322;adniej, pozostawione po eksplozjach supernowych, pot&#281;&#380;ne pola magnetyczne), a nawet takie, kt&#243;re swoj&#261; podr&#243;&#380; zacz&#281;&#322;y dos&#322;ownie &#8222;dawno, dawno temu w odleg&#322;ej galaktyce&#8221;. Co wi&#281;cej, te poza-s&#322;oneczne (oraz poza-galaktyczne) promieniowanie zawiera te&#380; cz&#261;stki o gigantycznych energiach<a class="footnote-anchor" data-component-name="FootnoteAnchorToDOM" id="footnote-anchor-1" href="#footnote-1" target="_self">1</a>, ca&#322;e rz&#281;dy wielko&#347;ci wi&#281;kszych ni&#380; te, emitowane przez nasz&#261; gwiazd&#281;.</p><div><hr></div><h3><strong>Co nas chroni?</strong></h3><div><hr></div><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!QI4d!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa77910ba-b26a-4500-b837-24165d18214f_1200x656.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!QI4d!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa77910ba-b26a-4500-b837-24165d18214f_1200x656.jpeg 424w, https://substackcdn.com/image/fetch/$s_!QI4d!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa77910ba-b26a-4500-b837-24165d18214f_1200x656.jpeg 848w, https://substackcdn.com/image/fetch/$s_!QI4d!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa77910ba-b26a-4500-b837-24165d18214f_1200x656.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!QI4d!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa77910ba-b26a-4500-b837-24165d18214f_1200x656.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!QI4d!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa77910ba-b26a-4500-b837-24165d18214f_1200x656.jpeg" width="1200" height="656" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/a77910ba-b26a-4500-b837-24165d18214f_1200x656.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:656,&quot;width&quot;:1200,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:401278,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!QI4d!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa77910ba-b26a-4500-b837-24165d18214f_1200x656.jpeg 424w, https://substackcdn.com/image/fetch/$s_!QI4d!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa77910ba-b26a-4500-b837-24165d18214f_1200x656.jpeg 848w, https://substackcdn.com/image/fetch/$s_!QI4d!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa77910ba-b26a-4500-b837-24165d18214f_1200x656.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!QI4d!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fa77910ba-b26a-4500-b837-24165d18214f_1200x656.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Wizualizacja linii ziemskiego pola magnetycznego (rysunek nie w skali).</figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><p>Nasz&#261; pierwsz&#261; i najwa&#380;niejsz&#261; lini&#261; obrony przed tego rodzaju promieniowaniem jest ziemskie pole magnetyczne, kt&#243;re &#8222;odchyla&#8221; wiatr s&#322;oneczny. M&#243;wi&#261;c precyzyjniej, dipol magnetyczny Ziemi powoduje, &#380;e trajektoria na&#322;adowanych cz&#261;stek ulega zmianie i docieraj&#261; one do atmosfery w okolicach biegun&#243;w. Dlatego w rejonie ko&#322;a podbiegunowego mo&#380;emy obserwowa&#263; zorze &#8211; efekty &#347;wietlne s&#261; wynikiem kontaktu promieniowania jonizuj&#261;cego z g&#243;rnymi warstwami atmosfery, gdzie jej atomy s&#261; wzbudzane, czego skutkiem jest emisja foton&#243;w (barwy zorzy zale&#380;&#261; od tego, jakie gazy zosta&#322;y wzbudzone, co jest z kolei pochodn&#261; &#8222;stopnia penetracji&#8221; atmosfery przez cz&#261;stki wiatru s&#322;onecznego). </p><p>Drug&#261; lini&#261; obrony jest w&#322;a&#347;nie atmosfera &#8211; te cz&#261;stki z kosmosu, kt&#243;re przedostaj&#261; si&#281; przez &#8222;tarcz&#281;&#8221; pola magnetycznego, zderzaj&#261; si&#281; z cz&#261;stkami w g&#243;rnych warstwach atmosfery i rozpadaj&#261; w ca&#322;&#261; kaskad&#281; kolejnych cz&#261;stek (w ten spos&#243;b wytracana jest ich pierwotna energia) &#8211; nazywamy je <strong>wt&#243;rnym promieniowaniem kosmicznym</strong>. Ka&#380;dy dostaje skromn&#261; jego dawk&#281; (personel pok&#322;adowy linii lotniczych adekwatnie wi&#281;ksz&#261;), analogicznie jak przyjmujemy jonizuj&#261;ce promieniowanie z szeregu innych &#378;r&#243;de&#322; pochodzenia ziemskiego. &#321;&#261;cznie otrzymujemy ze &#378;r&#243;de&#322; naturalnych <strong>oko&#322;o 3 mSv rocznie</strong>.</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!sYeU!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F969c7e9d-47e9-4b41-8bda-43278cc61957_620x349.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" 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role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><div><hr></div><h3><strong>Podr&#243;&#380;e mi&#281;dzyplanetarne</strong></h3><div><hr></div><p>Jak rysuje si&#281; kwestia promieniowania w przypadku przysz&#322;ych misji kolonizacyjnych? </p><p>Podstawowa r&#243;&#380;nica polega, co powinno by&#263; ju&#380; jasne, na opuszczeniu przez statek kosmiczny ochronnego &#8222;pola si&#322;owego&#8221; ziemskiego magnetyzmu, kt&#243;re w znacznym stopniu ochrania np. Mi&#281;dzynarodow&#261; Stacj&#281; Kosmiczn&#261; (ISS), ale ju&#380; nie Ksi&#281;&#380;yc.</p><p>Nasuwa si&#281; zatem pytanie: co konkretnie grozi astronautom, lec&#261;cym na Marsa? Jak&#261; dawk&#281; promieniowania przyjm&#261;? </p><p>Zanim sformu&#322;ujemy odpowied&#378;, warto jeszcze &#8222;odhaczy&#263;&#8221; jedn&#261;, wa&#380;n&#261; kwesti&#281;: <strong>S&#322;o&#324;ce nie promieniuje w spos&#243;b jednostajny</strong>. Je&#347;li wci&#261;&#380; czytasz ten tekst, prawdopodobnie nie jest Ci obcy termin &#8222;burza magnetyczna&#8221; (czasem zwana te&#380; burz&#261; s&#322;oneczn&#261;) &#8211; w istocie, naszej gwie&#378;dzie zdarzaj&#261; si&#281; czasem &#8222;nerwowe dni&#8221;, podczas kt&#243;rych jej aktywno&#347;&#263; znacz&#261;co przekracza norm&#281;. Podczas okres&#243;w podwy&#380;szonej aktywno&#347;ci bywa, &#380;e turbulencje pola magnetycznego S&#322;o&#324;ca wyrzucaj&#261; w stron&#281; Ziemi (je&#347;li ta akurat przypadkowo znajduje si&#281; w niefortunnym miejscu swej orbity) du&#380;e ilo&#347;ci materii s&#322;onecznej; czasem tak du&#380;e, &#380;e ziemska magnetosfera nie jest sobie w stanie z ni&#261; &#8222;poradzi&#263;&#8221;. Dziej&#261; si&#281; wtedy rzeczy dziwne. Na niebie w Bieszczadach pojawiaj&#261; si&#281; zorze polarne, wyst&#281;puj&#261; problemy z &#322;&#261;czno&#347;ci&#261; radiow&#261;, w przypadkach ekstremalnych satelity mog&#261; ulec uszkodzeniu lub do&#347;wiadczy&#263; nieplanowanych zmian trajektorii (mo&#380;e si&#281; to sko&#324;czy&#263; ich przedwczesnym spaleniem w atmosferze), a nawet instalacje naziemne mog&#261; zosta&#263; zniszczone (co mia&#322;o ju&#380; miejsce<a class="footnote-anchor" data-component-name="FootnoteAnchorToDOM" id="footnote-anchor-2" href="#footnote-2" target="_self">2</a> i kwesti&#261; czasu jest, jak stanie si&#281; ponownie). </p><p>&#8207;&#8206; &#8206;</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!qMYT!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F520aab67-664d-465a-8992-5a1e5d426634_1348x1348.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!qMYT!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F520aab67-664d-465a-8992-5a1e5d426634_1348x1348.jpeg 424w, https://substackcdn.com/image/fetch/$s_!qMYT!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F520aab67-664d-465a-8992-5a1e5d426634_1348x1348.jpeg 848w, https://substackcdn.com/image/fetch/$s_!qMYT!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F520aab67-664d-465a-8992-5a1e5d426634_1348x1348.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!qMYT!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F520aab67-664d-465a-8992-5a1e5d426634_1348x1348.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!qMYT!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F520aab67-664d-465a-8992-5a1e5d426634_1348x1348.jpeg" width="1348" height="1348" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/520aab67-664d-465a-8992-5a1e5d426634_1348x1348.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:1348,&quot;width&quot;:1348,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:165868,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!qMYT!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F520aab67-664d-465a-8992-5a1e5d426634_1348x1348.jpeg 424w, https://substackcdn.com/image/fetch/$s_!qMYT!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F520aab67-664d-465a-8992-5a1e5d426634_1348x1348.jpeg 848w, https://substackcdn.com/image/fetch/$s_!qMYT!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F520aab67-664d-465a-8992-5a1e5d426634_1348x1348.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!qMYT!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F520aab67-664d-465a-8992-5a1e5d426634_1348x1348.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Koronalny wyrzut masy &#8211; kszta&#322;t &#322;uku nadaj&#261; linie s&#322;onecznego pola magnetycznego.</figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><p>Teoretycznie, pot&#281;&#380;ny, &#8222;wycelowany&#8221; w Ziemi&#281; koronalny wyrzut masy (tak brzmi bowiem nazwa fenomenu) m&#243;g&#322;by spowodowa&#263; globalne w skali kataklizmy naturalne, lecz tego rodzaju w&#261;tki nawi&#261;zuj&#261; do naszych obecnych rozwa&#380;a&#324; jedynie w takim sensie, i&#380; pozaziemskie przyczyny (zb&#322;&#261;kane planetoidy, rozb&#322;yski gamma, itd.) w istocie mog&#261; by&#263; odpowiedzialne za globalne kataklizmy i <strong>w&#322;a&#347;nie dlatego</strong> ludzie powinni d&#261;&#380;y&#263;, by sta&#263; si&#281; gatunkiem mi&#281;dzyplanetarnym jak najszybciej.</p><p>Wracamy wi&#281;c do naszych astronaut&#243;w...</p><p>Ustalili&#347;my wy&#380;ej, &#380;e mogliby si&#281; oni obawia&#263; trzech rodzaj&#243;w zjawisk, z kt&#243;rych ka&#380;de mie&#347;ci si&#281; w pojemnej definicji &#8222;promieniowania kosmicznego&#8221;. S&#261; to:</p><ul><li><p>na&#322;adowane cz&#261;stki niesione przez tzw. wiatr s&#322;oneczny; </p></li><li><p>(bardzo) wysokoenergetyczne cz&#261;stki spoza naszego Uk&#322;adu S&#322;onecznego, a nawet z odleg&#322;ych galaktyk; </p></li><li><p>okazjonalne burze magnetyczne i towarzysz&#261;ce im wyj&#261;tkowo silne (acz kr&#243;tkie) rozb&#322;yski na S&#322;o&#324;cu. </p></li></ul><p>Zwa&#380;ywszy na fakt, &#380;e zjawisko ostatnie jest okazjonalne i mo&#380;e nie wyst&#261;pi&#263; przez d&#322;u&#380;szy okres wcale, a nawet jak wyst&#261;pi, to rozb&#322;ysk bynajmniej nie musi by&#263; po tej samej stronie S&#322;o&#324;ca co marsja&#324;ski statek, poziom jego wp&#322;ywu na zdrowie za&#322;ogi om&#243;wimy na ko&#324;cu (a wnioski mog&#261; by&#263; dla niekt&#243;rych zaskakuj&#261;ce).</p><p>Natomiast pozosta&#322;e dwa fenomeny s&#261; relatywnie sta&#322;e w swej naturze (uwzgl&#281;dniaj&#261;c jedenastoletnie cykle s&#322;onecznej aktywno&#347;ci), a zatem mo&#380;emy w odniesieniu do nich pos&#322;ugiwa&#263; si&#281; konkretnymi liczbami, cho&#263; konieczne b&#281;dzie sformu&#322;owanie pewnych za&#322;o&#380;e&#324; wyj&#347;ciowych. </p><p>Nie musimy jednak spekulowa&#263; &#8211; wszak odbywali&#347;my ju&#380; podr&#243;&#380; na Marsa wielokrotnie, a naukowcom organizuj&#261;cym misje nie umkn&#281;&#322;o na szcz&#281;&#347;cie, &#380;e warto dokona&#263; po drodze pewnych pomiar&#243;w. </p><p>I tak np. sonda <em>Mars Science Laboratory</em> (MSL), wystrzelona w 2011 roku w celu dostarczenia na Marsa &#322;azika <em>Curiosity</em>, mia&#322;a na pok&#322;adzie detektor promieniowania RAD (<em>Radiation Assessment Detector</em>).</p><p>Zak&#322;adaj&#261;c, &#380;e MSL by&#322;aby statkiem za&#322;ogowym, a podr&#243;&#380; na Marsa trwa&#322;a 6 miesi&#281;cy (mo&#380;e trwa&#263; kr&#243;cej, zale&#380;y to od wzajemnego po&#322;o&#380;enia planet), ka&#380;dy cz&#322;onek za&#322;ogi przyj&#261;&#322;by w tym czasie <strong>oko&#322;o 300 mSv</strong>.</p><p>&#8207;&#8206; &#8206;</p><blockquote><p><em><strong><code>Na marginesie&#8230;</code></strong></em></p><p>Dla por&#243;wnania, ekspozycja na 350 mSv stanowi&#322;a kryterium relokacji ludzi z teren&#243;w dotkni&#281;tych opadem radioaktywnym po katastrofie w Czarnobylu. Przy czym fakt relokacji danego cz&#322;owieka, w ramach wysi&#322;k&#243;w zmierzaj&#261;cych do ograniczenia skutk&#243;w zdrowotnych eksplozji reaktora, nie oznacza jeszcze, i&#380; odczuwa&#322; on p&#243;&#378;niej jakiekolwiek reperkusje zdrowotne (wg raportu WHO z 2006 roku, w grupie 600 tys. os&#243;b najbardziej nara&#380;onych na napromieniowanie po katastrofie, odnotowano 4 tys. wi&#281;cej zgon&#243;w na raka, ni&#380; wskazywa&#322;aby statystyka).</p><p>Dawk&#281; 100 mSv rocznie uznaje si&#281; za najni&#380;szy poziom, powy&#380;ej kt&#243;rego wp&#322;yw promieniowania na zwi&#281;kszenie ryzyka choroby nowotworowej jest ewidentny. I tu znowu pami&#281;tajmy: zwi&#281;kszenie <em>ryzyka</em> wyst&#261;pienia nowotworu nie jest jednoznaczne z jego wyst&#261;pieniem (bardzo wiele zale&#380;y od trybu &#380;ycia danej osoby).</p><p>Id&#261;c dalej, przyjmowanie takiej dawki przez 10 lat, czyli sumarycznie 1000 mSv (1 siwert), statystycznie <strong>u pi&#281;ciu os&#243;b na sto</strong> by&#322;oby g&#322;&#243;wn&#261; przyczyn&#261; wykszta&#322;cenia przez organizm &#347;miertelnego nowotworu w okresie nast&#281;pnych lat po zako&#324;czeniu ekspozycji. Przyj&#281;cie tej samej dawki (1 siwert) jednorazowo wywo&#322;a (po oko&#322;o miesi&#261;cu) objawy choroby popromiennej, w pe&#322;ni jednak uleczalnej. W scenariuszu, w kt&#243;rym dana osoba posiada zawczasu wiedz&#281; o swojej ekspozycji na promieniowanie, jego skutki mo&#380;na cz&#281;&#347;ciowo ogranicza&#263; metodami farmakologicznymi. Pi&#281;&#263; siwert&#243;w spowoduje chorob&#281; popromienn&#261;, z kt&#243;rej (z pomoc&#261; medyczn&#261;) wyjdzie wi&#281;cej ni&#380; co druga osoba (w pozosta&#322;ych &lt;50 procentach przypadk&#243;w choroba b&#281;dzie z czasem &#347;miertelna). Dziesi&#281;&#263; siwert&#243;w zabije napromieniowan&#261; osob&#281; w prawie ka&#380;dym przypadku (&gt;99%), niezale&#380;nie od udzielonej pomocy medycznej, w oko&#322;o dwa tygodnie. </p></blockquote><p>&#8207;&#8206; &#8206;</p><p>Konieczne jest jednak odnotowanie trzech rzeczy:</p><ul><li><p>powy&#380;sza warto&#347;&#263; <strong>nie uwzgl&#281;dnia</strong> rozb&#322;ysk&#243;w s&#322;onecznych (tych w okresie 253 dni tranzytu Ziemia-Mars RAD zarejestrowa&#322; &#322;&#261;cznie 5);</p></li><li><p>poszycie sondy jest bardzo cienkie &#8211; ekranowanie przed promieniowaniem w statku bezza&#322;ogowym ma na celu ochron&#281; jedynie najbardziej wra&#380;liwej elektroniki; </p></li><li><p>za praktycznie 100% ww. dawki odpowiadaj&#261; wysokoenergetyczne cz&#261;stki spoza Uk&#322;adu S&#322;onecznego &#8211; ogromna wi&#281;kszo&#347;&#263; cz&#261;stek pochodzenia s&#322;onecznego (nie licz&#261;c silnych rozb&#322;ysk&#243;w) ma zbyt nisk&#261; energi&#281;, by spenetrowa&#263; nawet cienkie poszycie sondy. </p></li></ul><p>U&#347;wiadomienie sobie konsekwencji ostatniego punktu jest kluczowe dla w&#322;a&#347;ciwego zrozumienia problematyki. Przyjrzyjmy si&#281; najpierw maksymalnym, dopuszczalnym przez NASA dawkom promieniowania dla astronaut&#243;w w okresie ca&#322;ej kariery (r&#243;&#380;nice wynikaj&#261; z faktu, &#380;e przyj&#281;cie du&#380;ej dawki w m&#322;odym wieku mo&#380;e np. przyczyni&#263; si&#281; do rozwoju nowotworu kilkadziesi&#261;t lat p&#243;&#378;niej): </p><div class="captioned-image-container"><figure><a class="image-link image2" target="_blank" href="https://substackcdn.com/image/fetch/$s_!fQTf!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F40c3c9f8-1afa-4d5f-933c-f34ea79015bd_1646x262.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!fQTf!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F40c3c9f8-1afa-4d5f-933c-f34ea79015bd_1646x262.png 424w, https://substackcdn.com/image/fetch/$s_!fQTf!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F40c3c9f8-1afa-4d5f-933c-f34ea79015bd_1646x262.png 848w, https://substackcdn.com/image/fetch/$s_!fQTf!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F40c3c9f8-1afa-4d5f-933c-f34ea79015bd_1646x262.png 1272w, https://substackcdn.com/image/fetch/$s_!fQTf!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F40c3c9f8-1afa-4d5f-933c-f34ea79015bd_1646x262.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!fQTf!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F40c3c9f8-1afa-4d5f-933c-f34ea79015bd_1646x262.png" width="1456" height="232" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/40c3c9f8-1afa-4d5f-933c-f34ea79015bd_1646x262.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:232,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:131779,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!fQTf!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F40c3c9f8-1afa-4d5f-933c-f34ea79015bd_1646x262.png 424w, https://substackcdn.com/image/fetch/$s_!fQTf!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F40c3c9f8-1afa-4d5f-933c-f34ea79015bd_1646x262.png 848w, https://substackcdn.com/image/fetch/$s_!fQTf!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F40c3c9f8-1afa-4d5f-933c-f34ea79015bd_1646x262.png 1272w, https://substackcdn.com/image/fetch/$s_!fQTf!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F40c3c9f8-1afa-4d5f-933c-f34ea79015bd_1646x262.png 1456w" sizes="100vw" loading="lazy"></picture><div></div></div></a></figure></div><p>Dodatkowo, stosowany jest maksymalny limit roczny w wysoko&#347;ci 500 mSv.</p><p>Powy&#380;sze limity maj&#261; znaczenie przy planowaniu misji na ISS &#8211; jej modu&#322;y s&#261; jednak znacznie lepiej ekranowane ni&#380; w przypadku sondy MSL, a poza tym stacja orbituje na tyle blisko Ziemi, &#380;e chroniona jest przez jej pole magnetyczne. Oznacza to w praktyce, &#380;e prawie &#380;adne cz&#261;stki pochodz&#261;ce ze S&#322;o&#324;ca, nawet podczas jego silnych rozb&#322;ysk&#243;w, nie przedostaj&#261; si&#281; do jej wn&#281;trza. By proton promieniowania kosmicznego &#8222;si&#281;gn&#261;&#322;&#8221; astronaut&#243;w wewn&#261;trz ISS, penetruj&#261;c najpierw pole magnetyczne Ziemi, jego energia powinna wynosi&#263; powy&#380;ej 150 MeV, a tymczasem nawet silne burze s&#322;oneczne rzadko emituj&#261; cz&#261;stki o energii znacznie przekraczaj&#261;cej 100 MeV. </p><p>Co wi&#281;c napromieniowuje astronaut&#243;w?</p><p>Cz&#261;stki <em>spoza</em> Uk&#322;adu S&#322;onecznego &#8211; te same, kt&#243;re napromieniowuj&#261; te&#380; nas, tylko w znacznie mniejszym stopniu, z uwagi na atmosfer&#281;. Te wysokoenergetyczne cz&#261;stki nie daj&#261; si&#281; &#322;atwo zatrzyma&#263;, lecz planuj&#261;c d&#322;ugie kosmiczne misje, mo&#380;na minimalizowa&#263; ich wp&#322;yw. <strong>I to jest moment, w kt&#243;rym wracamy do 11-letniego cyklu aktywno&#347;ci s&#322;onecznej. </strong></p><div><hr></div><h3><strong>Spadki Forbusha</strong></h3><div><hr></div><p>Wiemy ju&#380;, &#380;e ziemskie pole magnetyczne os&#322;ania nas przed wiatrem s&#322;onecznym. To samo zjawisko dzia&#322;a r&#243;wnie&#380; w wi&#281;kszej skali &#8211; pole magnetyczne S&#322;o&#324;ca os&#322;ania ca&#322;y Uk&#322;ad S&#322;oneczny przed promieniowaniem galaktycznym (te b&#281;dziemy nazywa&#263; od teraz GCR, od <em>Galactic Cosmic Rays</em>). Wraz ze wzrostem aktywno&#347;ci naszej gwiazdy (ta mierzona jest z regu&#322;y liczb&#261; tzw. plam s&#322;onecznych), kt&#243;rej maksimum przypada co 11 lat, nat&#281;&#380;enie jej pola magnetycznego odchyla coraz wi&#281;cej cz&#261;stek, dzi&#281;ki czemu penetracja przestrzeni mi&#281;dzyplanetarnej przez GCR jest mniejsza. Zdecydowanie mniejsza: r&#243;&#380;nica w dawkach promieniowania pochodzenia galaktycznego w okresach s&#322;onecznego minimum i s&#322;onecznego maksimum mo&#380;e by&#263; nawet <strong>ponad dwukrotna</strong> (si&#322;a &#8220;s&#322;onecznej tarczy&#8221; determinuje nie tylko liczb&#281; cz&#261;stek GCR, lecz r&#243;wnie&#380; ich &#347;redni&#261; energi&#281;), a to ma zasadniczy wp&#322;yw na kosmiczne podr&#243;&#380;e. </p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!2GNQ!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2ea2a075-a2ef-4079-b495-aaab8423d149_880x571.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!2GNQ!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2ea2a075-a2ef-4079-b495-aaab8423d149_880x571.png 424w, https://substackcdn.com/image/fetch/$s_!2GNQ!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2ea2a075-a2ef-4079-b495-aaab8423d149_880x571.png 848w, https://substackcdn.com/image/fetch/$s_!2GNQ!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2ea2a075-a2ef-4079-b495-aaab8423d149_880x571.png 1272w, https://substackcdn.com/image/fetch/$s_!2GNQ!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2ea2a075-a2ef-4079-b495-aaab8423d149_880x571.png 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!2GNQ!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2ea2a075-a2ef-4079-b495-aaab8423d149_880x571.png" width="880" height="571" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/2ea2a075-a2ef-4079-b495-aaab8423d149_880x571.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:571,&quot;width&quot;:880,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:44133,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!2GNQ!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2ea2a075-a2ef-4079-b495-aaab8423d149_880x571.png 424w, https://substackcdn.com/image/fetch/$s_!2GNQ!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2ea2a075-a2ef-4079-b495-aaab8423d149_880x571.png 848w, https://substackcdn.com/image/fetch/$s_!2GNQ!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2ea2a075-a2ef-4079-b495-aaab8423d149_880x571.png 1272w, https://substackcdn.com/image/fetch/$s_!2GNQ!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F2ea2a075-a2ef-4079-b495-aaab8423d149_880x571.png 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Liczba cz&#261;stek galaktycznego promieniowania kosmicznego (linia czerwona) oraz poziom aktywno&#347;ci s&#322;onecznej (linia niebieska).</figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><p>Co wi&#281;cej, koronalne wyrzuty masy (zdarzaj&#261;ce si&#281; w okresach szczytowej aktywno&#347;ci S&#322;o&#324;ca regularnie) nios&#261; ze sob&#261; &#8222;ba&#324;ki&#8221; w&#322;asnego, silnego pola magnetycznego, dodatkowo &#8222;os&#322;aniaj&#261;c&#8221; przestrze&#324; na swojej drodze przed intruzami spoza Uk&#322;adu S&#322;onecznego.</p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!5_Iv!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F90ab9f4b-5a82-4c12-9b10-c83778f204de_909x346.png" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!5_Iv!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F90ab9f4b-5a82-4c12-9b10-c83778f204de_909x346.png 424w, https://substackcdn.com/image/fetch/$s_!5_Iv!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F90ab9f4b-5a82-4c12-9b10-c83778f204de_909x346.png 848w, 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data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/90ab9f4b-5a82-4c12-9b10-c83778f204de_909x346.png&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:346,&quot;width&quot;:909,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:315872,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/png&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!5_Iv!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F90ab9f4b-5a82-4c12-9b10-c83778f204de_909x346.png 424w, https://substackcdn.com/image/fetch/$s_!5_Iv!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F90ab9f4b-5a82-4c12-9b10-c83778f204de_909x346.png 848w, https://substackcdn.com/image/fetch/$s_!5_Iv!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F90ab9f4b-5a82-4c12-9b10-c83778f204de_909x346.png 1272w, https://substackcdn.com/image/fetch/$s_!5_Iv!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F90ab9f4b-5a82-4c12-9b10-c83778f204de_909x346.png 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a></figure></div><p>&#8207;&#8206; &#8206;</p><p>To tak zwany efekt Forbusha, znany nauce ju&#380; od roku 1937 i rejestrowany p&#243;&#378;niej nawet przez odleg&#322;e sondy Pioneer. </p><div><hr></div><h3><strong>Wnioski</strong></h3><div><hr></div><p>Efekt Forbusha ma bardzo istotne, praktyczne znaczenie dla przysz&#322;ych astronaut&#243;w w marsja&#324;skich misjach &#8211; przed cz&#261;stkami emitowanymi przez &#8222;niespokojne&#8221; S&#322;o&#324;ce stosunkowo &#322;atwo si&#281; chroni&#263; (r&#243;&#380;ne metody ekranowania statku om&#243;wimy przy okazji nast&#281;pnego wpisu), a jego zwi&#281;kszony wtedy magnetyzm znacz&#261;co redukuje nap&#322;yw cz&#261;stek GCR, przed kt&#243;rymi chroni&#263; si&#281; o wiele trudniej. Konkluzja jest jasna &#8211; <strong>na Marsa najlepiej lata&#263; w okresach s&#322;onecznego maksimum</strong>, pomimo tego, &#380;e potencjalnie gro&#378;nych rozb&#322;ysk&#243;w jest wtedy zdecydowanie najwi&#281;cej. </p><p>Rzut oka na wykres s&#322;onecznej aktywno&#347;ci pozwala stwierdzi&#263;, &#380;e dla SpaceX idealnie by&#322;oby zd&#261;&#380;y&#263; z pierwsz&#261; misj&#261; za&#322;ogow&#261; na okno transferowe (te pojawiaj&#261; si&#281; co 26 miesi&#281;cy, w zwi&#261;zku z mechanik&#261; orbitaln&#261; obu planet) w roku 2024 lub 2026 &#8211; tu&#380; przed lub tu&#380; po prognozowanym maksimum 25 cyklu s&#322;onecznego. </p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!R3uz!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F592224f0-2197-45e5-8d37-18275cf800fe_900x450.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!R3uz!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F592224f0-2197-45e5-8d37-18275cf800fe_900x450.jpeg 424w, https://substackcdn.com/image/fetch/$s_!R3uz!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F592224f0-2197-45e5-8d37-18275cf800fe_900x450.jpeg 848w, https://substackcdn.com/image/fetch/$s_!R3uz!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F592224f0-2197-45e5-8d37-18275cf800fe_900x450.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!R3uz!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F592224f0-2197-45e5-8d37-18275cf800fe_900x450.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!R3uz!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F592224f0-2197-45e5-8d37-18275cf800fe_900x450.jpeg" width="900" height="450" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/592224f0-2197-45e5-8d37-18275cf800fe_900x450.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:450,&quot;width&quot;:900,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:171442,&quot;alt&quot;:null,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="" srcset="https://substackcdn.com/image/fetch/$s_!R3uz!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F592224f0-2197-45e5-8d37-18275cf800fe_900x450.jpeg 424w, https://substackcdn.com/image/fetch/$s_!R3uz!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F592224f0-2197-45e5-8d37-18275cf800fe_900x450.jpeg 848w, https://substackcdn.com/image/fetch/$s_!R3uz!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F592224f0-2197-45e5-8d37-18275cf800fe_900x450.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!R3uz!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F592224f0-2197-45e5-8d37-18275cf800fe_900x450.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">11-letnie cykle aktywno&#347;ci s&#322;onecznej (cyklom nadawane s&#261; umowne numery, od pocz&#261;tku wiarygodnych obserwacji).</figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><p>Wyposa&#380;eni w now&#261; wiedz&#281;, wracamy do pomiar&#243;w wykonanych przez instrumenty sondy MSL &#8211; lec&#261;c w momencie wzrostu aktywno&#347;ci cyklu 24 (ten zosta&#322; oficjalnie uznany za zako&#324;czony w grudniu 2019), ale nie w jego maksimum, RAD rejestrowa&#322; <strong>&#347;rednio 1,75 mSv dziennie na skutek GCR</strong>. Dodatkowo wykry&#322; 5 rozb&#322;ysk&#243;w s&#322;onecznych o &#322;&#261;cznej dawce promieniowania 25 mSv. Gdyby przelot przypada&#322; na maksimum cyklu, &#347;rednia dzienna dawka wynosi&#322;aby oko&#322;o 1 mSv na skutek GCR, lecz nale&#380;a&#322;oby si&#281; spodziewa&#263; wi&#281;kszej liczby rozb&#322;ysk&#243;w (by&#322;yby one te&#380; statystycznie silniejsze). Przyjmuj&#261;c sze&#347;ciomiesi&#281;czny okres trwania misji, bezpiecznym za&#322;o&#380;eniem jest w tym przypadku dodatkowe 100 mSv na skutek rozb&#322;ysk&#243;w.</p><p>Oznacza to, &#380;e <strong>nawet gdyby nie ekranowa&#263; astronaut&#243;w przed rozb&#322;yskami</strong> (powy&#380;sze liczby dotycz&#261; bowiem warto&#347;ci zarejestrowanych przez detektor bezza&#322;ogowej sondy), sumaryczna dawka promieniowania w maksimum cyklu i tak by&#322;aby mniejsza, ni&#380; w warunkach rzeczywistego przelotu MSL. Za&#347; ochrona astronaut&#243;w przed s&#322;onecznymi rozb&#322;yskami jest nie tylko technicznie wykonalna, co wr&#281;cz relatywnie prosta. Tym bardziej, &#380;e cz&#261;stki emitowane przez rozb&#322;yski nie poruszaj&#261; si&#281; z pr&#281;dko&#347;ci&#261; &#347;wiat&#322;a (jak komunikacja radiowa z Ziemi&#261;), a wolniej &#8211; w praktyce oznacza to, &#380;e za&#322;oga statku otrzyma informacje o ryzyku z du&#380;ym wyprzedzeniem (z&nbsp;regu&#322;y od kilkudziesi&#281;ciu minut do kilku godzin). Dzi&#281;ki temu nie zachodzi konieczno&#347;&#263; ekranowania ca&#322;ego statku &#8211; wystarczy, by za&#322;oga mia&#322;a do dyspozycji &#8222;opancerzony&#8221; schron, w kt&#243;rym przeczeka s&#322;oneczn&#261; zawieruch&#281; (te trwaj&#261; najcz&#281;&#347;ciej od kilkunastu do kilkuset minut).</p><p>R&#243;&#380;nym rozwi&#261;zaniom in&#380;ynieryjnym w tym zakresie przyjrzymy si&#281; w nast&#281;pnej cz&#281;&#347;ci cyklu.</p><div><hr></div><h3><strong>Po wyl&#261;dowaniu na Marsie</strong></h3><div><hr></div><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!HtGF!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fcc592e33-c051-4d4b-8d5f-bb288fe33007_2560x1228.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" srcset="https://substackcdn.com/image/fetch/$s_!HtGF!,w_424,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fcc592e33-c051-4d4b-8d5f-bb288fe33007_2560x1228.jpeg 424w, https://substackcdn.com/image/fetch/$s_!HtGF!,w_848,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fcc592e33-c051-4d4b-8d5f-bb288fe33007_2560x1228.jpeg 848w, https://substackcdn.com/image/fetch/$s_!HtGF!,w_1272,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fcc592e33-c051-4d4b-8d5f-bb288fe33007_2560x1228.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!HtGF!,w_1456,c_limit,f_webp,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fcc592e33-c051-4d4b-8d5f-bb288fe33007_2560x1228.jpeg 1456w" sizes="100vw"><img src="https://substackcdn.com/image/fetch/$s_!HtGF!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fcc592e33-c051-4d4b-8d5f-bb288fe33007_2560x1228.jpeg" width="1456" height="698" data-attrs="{&quot;src&quot;:&quot;https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/cc592e33-c051-4d4b-8d5f-bb288fe33007_2560x1228.jpeg&quot;,&quot;srcNoWatermark&quot;:null,&quot;fullscreen&quot;:null,&quot;imageSize&quot;:null,&quot;height&quot;:698,&quot;width&quot;:1456,&quot;resizeWidth&quot;:null,&quot;bytes&quot;:194353,&quot;alt&quot;:&quot;Starship on Mars (SpaceX)&quot;,&quot;title&quot;:null,&quot;type&quot;:&quot;image/jpeg&quot;,&quot;href&quot;:null,&quot;belowTheFold&quot;:true,&quot;topImage&quot;:false,&quot;internalRedirect&quot;:null,&quot;isProcessing&quot;:false,&quot;align&quot;:null,&quot;offset&quot;:false}" class="sizing-normal" alt="Starship on Mars (SpaceX)" title="Starship on Mars (SpaceX)" srcset="https://substackcdn.com/image/fetch/$s_!HtGF!,w_424,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fcc592e33-c051-4d4b-8d5f-bb288fe33007_2560x1228.jpeg 424w, https://substackcdn.com/image/fetch/$s_!HtGF!,w_848,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fcc592e33-c051-4d4b-8d5f-bb288fe33007_2560x1228.jpeg 848w, https://substackcdn.com/image/fetch/$s_!HtGF!,w_1272,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fcc592e33-c051-4d4b-8d5f-bb288fe33007_2560x1228.jpeg 1272w, https://substackcdn.com/image/fetch/$s_!HtGF!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2Fcc592e33-c051-4d4b-8d5f-bb288fe33007_2560x1228.jpeg 1456w" sizes="100vw" loading="lazy"></picture><div class="image-link-expand"><div class="pencraft pc-display-flex pc-gap-8 pc-reset"><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container restack-image"><svg role="img" width="20" height="20" viewBox="0 0 20 20" fill="none" stroke-width="1.5" stroke="var(--color-fg-primary)" stroke-linecap="round" stroke-linejoin="round" xmlns="http://www.w3.org/2000/svg"><g><title></title><path d="M2.53001 7.81595C3.49179 4.73911 6.43281 2.5 9.91173 2.5C13.1684 2.5 15.9537 4.46214 17.0852 7.23684L17.6179 8.67647M17.6179 8.67647L18.5002 4.26471M17.6179 8.67647L13.6473 6.91176M17.4995 12.1841C16.5378 15.2609 13.5967 17.5 10.1178 17.5C6.86118 17.5 4.07589 15.5379 2.94432 12.7632L2.41165 11.3235M2.41165 11.3235L1.5293 15.7353M2.41165 11.3235L6.38224 13.0882"></path></g></svg></button><button tabindex="0" type="button" class="pencraft pc-reset pencraft icon-container view-image"><svg xmlns="http://www.w3.org/2000/svg" width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" class="lucide lucide-maximize2 lucide-maximize-2"><polyline points="15 3 21 3 21 9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Pierwsza sta&#322;a baza na Marsie &#8211; wizja artystyczna, przedstawiaj&#261;ca za&#322;ogowy wariant statku Starship (SpaceX).</figcaption></figure></div><p>&#8207;&#8206; &#8206;</p><p>Analogiczne wnioskowanie mo&#380;emy z powodzeniem odnie&#347;&#263; do samej bazy marsja&#324;skiej &#8211; tam jednak sytuacja jest nieco lepsza, poniewa&#380; po pierwsze Mars posiada atmosfer&#281; (aczkolwiek znacznie gorzej chroni&#261;c&#261; przed promieniowaniem ni&#380; ziemska), a po drugie koloni&#347;ci b&#281;d&#261; nara&#380;eni na burze s&#322;oneczne jedynie w okresie marsja&#324;skiego dnia (w nocy oddziela ich od S&#322;o&#324;ca ca&#322;a planeta). Niestety, pole magnetyczne Marsa jest &#347;ladowe z uwagi na brak aktywnego j&#261;dra, st&#261;d &#347;rednia dawka promieniowania &#8222;na poziomie morza&#8221; jest wi&#281;ksza ni&#380; na ISS &#8211; wg danych z RAD &#347;rednio 0,7 mSv dziennie. </p><p>Metodom wykorzystania rze&#378;by marsja&#324;skiego terenu w celu ograniczenia wp&#322;ywu cz&#261;stek GCR oraz innym koncepcjom, mityguj&#261;cym ryzyko dla ludzi na Marsie, po&#347;wi&#281;cony zostanie odr&#281;bny wpis na Substack.</p><div><hr></div><p><strong>Ju&#380; teraz jednak rekomenduj&#281; zostawi&#263; Substack swojego maila (Substack nie wysy&#322;a spamu ani ofert) &#8211; zainteresowani subskrybenci otrzymaj&#261; niniejszy artyku&#322; <a href="https://texasbocachica.substack.com/p/bonus-dla-subskrybentw">w formie zredagowanej &#8222;gazetowo&#8221;, uzupe&#322;niony o &#378;r&#243;d&#322;a danych i obszern&#261; bibliografi&#281; (30 pozycji)</a>. Mo&#380;esz te&#380; zasubskrybowa&#263;, by okaza&#263; swoje wsparcie dla popularyzacji wiedzy naukowej:)</strong></p><p class="button-wrapper" data-attrs="{&quot;url&quot;:&quot;https://texasbocachica.substack.com/subscribe?&quot;,&quot;text&quot;:&quot;Subscribe now&quot;,&quot;action&quot;:null,&quot;class&quot;:null}" data-component-name="ButtonCreateButton"><a class="button primary" href="https://texasbocachica.substack.com/subscribe?"><span>Subscribe now</span></a></p><div><hr></div><p>Masz pytania dotycz&#261;ce tego wpisu lub uwa&#380;asz, &#380;e znajduje si&#281; w nim b&#322;&#261;d?</p><p>Nie wahaj si&#281; zostawi&#263; swojego komentarza:</p><p class="button-wrapper" data-attrs="{&quot;url&quot;:&quot;https://texasbocachica.substack.com/p/promieniowanie-kosmiczne-a-podre/comments&quot;,&quot;text&quot;:&quot;Leave a comment&quot;,&quot;action&quot;:null,&quot;class&quot;:null}" data-component-name="ButtonCreateButton"><a class="button primary" href="https://texasbocachica.substack.com/p/promieniowanie-kosmiczne-a-podre/comments"><span>Leave a comment</span></a></p><div><hr></div><p></p><h5><strong>Przypisy</strong></h5><div class="footnote" data-component-name="FootnoteToDOM"><a id="footnote-1" href="#footnote-anchor-1" class="footnote-number" contenteditable="false" target="_self">1</a><div class="footnote-content"><p>Detektory na Ziemi wykrywa&#322;y ju&#380; cz&#261;stki o energii 50 J, czyli por&#243;wnywalnej do tej, jak&#261; ma pi&#322;ka bejsbolowa, lec&#261;ca z pr&#281;dko&#347;ci&#261; 90 km/h (ca&#322;kiem nie&#378;le, jak na proton, kt&#243;rego masa jest &#8222;nieco&#8221; mniejsza). W ramach dygresji mo&#380;na doda&#263;, &#380;e fizycy lubi&#261; si&#281; czasem &#8222;pobawi&#263;&#8221; cz&#261;stkami o wysokich energiach, wykorzystuj&#261;c w tym celu m.in. Wielki Zderzacz Hadron&#243;w (LHC), kt&#243;ry s&#322;u&#380;y do rozp&#281;dzania cz&#261;stek w polu magnetycznym &#8211; energia 50 J jest oko&#322;o 40 milion&#243;w razy wi&#281;ksza ni&#380; ta, na jak&#261; sta&#263; LHC, a poniewa&#380; energia cz&#261;stki jest wynikow&#261; jej pr&#281;dko&#347;ci, mo&#380;na obliczy&#263;, &#380;e gdyby taki proton lecia&#322; r&#243;wnolegle do fotonu, to foton zyskiwa&#322;by nad nim 1 cm dystansu na ka&#380;de 215 tys. lat, pomijaj&#261;c relatywizm wynikaj&#261;cy z teorii wzgl&#281;dno&#347;ci. </p></div></div><div class="footnote" data-component-name="FootnoteToDOM"><a id="footnote-2" href="#footnote-anchor-2" class="footnote-number" contenteditable="false" target="_self">2</a><div class="footnote-content"><p>W 1859 roku Ziemia znalaz&#322;a si&#281; na &#8222;kursie kolizyjnym&#8221; z najwi&#281;kszym, zarejestrowanym do tej pory koronalnym wyrzutem masy &#8211; jego efektem by&#322;y zorze widoczne na wszystkich szeroko&#347;ciach geograficznych i powa&#380;ne uszkodzenia sieci telegraficznej. Burza magnetyczna o zbli&#380;onej intensywno&#347;ci zosta&#322;a te&#380; zaobserwowana w roku 2012, kiedy wyrzucona ze S&#322;o&#324;ca materia min&#281;&#322;a Ziemi&#281; o zaledwie 9 dni. Wg raportu konglomeratu ubezpieczeniowego LLOYDS, gdyby Ziemia znalaz&#322;a si&#281; w zasi&#281;gu tej burzy, zniszczenia sieci energetycznej w samych tylko USA zosta&#322;yby wycenione od 600 miliard&#243;w do ponad 2 bilion&#243;w dolar&#243;w, za&#347; przywr&#243;cenie pe&#322;nej sprawno&#347;ci sieci trwa&#322;oby co najmniej 4 lata. Z kolei w roku 1989, wydarzenie o znacznie mniejszej skali pozbawi&#322;o pr&#261;du 6 milion&#243;w mieszka&#324;c&#243;w kanadyjskiej prowincji Quebec, na oko&#322;o 9 godzin.</p></div></div>]]></content:encoded></item><item><title><![CDATA[Science & Space(X) ]]></title><description><![CDATA[Prostym j&#281;zykiem o planach podboju kosmosu w XXI wieku]]></description><link>https://texasbocachica.substack.com/p/coming-soon</link><guid isPermaLink="false">https://texasbocachica.substack.com/p/coming-soon</guid><dc:creator><![CDATA[Tex]]></dc:creator><pubDate>Thu, 31 Dec 2020 18:05:19 GMT</pubDate><enclosure url="https://substackcdn.com/image/fetch/$s_!N-5u!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F492b487f-ce5c-4ccc-8a9f-f6eebeea9f61_2152x1043.jpeg" length="0" type="image/jpeg"/><content:encoded><![CDATA[<p><strong>Witaj</strong> &#8211; mi&#322;o mi Ci&#281; go&#347;ci&#263;:) </p><p>Przybli&#380;am nauk&#281;, technologi&#281;, wyzwania i rozwi&#261;zania w kontek&#347;cie mi&#281;dzyplanetarnych misji oraz kosmicznej in&#380;ynierii. </p><p></p><p class="button-wrapper" data-attrs="{&quot;url&quot;:&quot;https://texasbocachica.substack.com/subscribe?&quot;,&quot;text&quot;:&quot;Subscribe now&quot;,&quot;action&quot;:null,&quot;class&quot;:null}" data-component-name="ButtonCreateButton"><a class="button primary" href="https://texasbocachica.substack.com/subscribe?"><span>Subscribe now</span></a></p><p></p><div class="captioned-image-container"><figure><a class="image-link image2 is-viewable-img" target="_blank" href="https://substackcdn.com/image/fetch/$s_!N-5u!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fbucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com%2Fpublic%2Fimages%2F492b487f-ce5c-4ccc-8a9f-f6eebeea9f61_2152x1043.jpeg" data-component-name="Image2ToDOM"><div class="image2-inset"><picture><source type="image/webp" 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9"></polyline><polyline points="9 21 3 21 3 15"></polyline><line x1="21" x2="14" y1="3" y2="10"></line><line x1="3" x2="10" y1="21" y2="14"></line></svg></button></div></div></div></a><figcaption class="image-caption">Wizja artystyczna pojazdu ksi&#281;&#380;ycowego SpaceX na bazie Tesla Cybertruck <em>[charlieautomotive via Instagram]</em></figcaption></figure></div><p></p>]]></content:encoded></item></channel></rss>