{"id":1042,"date":"2021-11-17T13:47:22","date_gmt":"2021-11-17T13:47:22","guid":{"rendered":"https:\/\/blogs.futura-sciences.com\/frankel\/?p=1042"},"modified":"2022-02-04T15:38:07","modified_gmt":"2022-02-04T15:38:07","slug":"retour-sur-la-lune-retarde","status":"publish","type":"post","link":"https:\/\/blogs.futura-sciences.com\/frankel\/2021\/11\/17\/retour-sur-la-lune-retarde\/","title":{"rendered":"Retour sur la Lune retard\u00e9"},"content":{"rendered":"\r\n<p>C\u2019\u00e9tait bien s\u00fbr hautement pr\u00e9visible. Le v\u0153u pieux de Donald Trump de poser des Am\u00e9ricain(e)s sur la Lune d\u2019ici 2024 \u2013 calendrier adoub\u00e9 par une NASA trop passive pour signifier au pr\u00e9sident qu\u2019il \u00e9tait irr\u00e9aliste et impossible \u2013 est en train d\u2019\u00eatre rattrap\u00e9 par la r\u00e9alit\u00e9.<br \/>Ce programme Artemis est en effet la proie de nombreuses difficult\u00e9s. La capsule Orion \u2013 successeur d\u2019Apollo \u2013 n\u2019a effectu\u00e9 qu\u2019un vol inhabit\u00e9 jusqu\u2019\u00e0 pr\u00e9sent ; la fus\u00e9e SLS \u2013 successeur de la Saturn V \u2013 n\u2019a toujours pas vol\u00e9 une seule fois ; et surtout l\u2019atterrisseur lunaire destin\u00e9 \u00e0 poser les astronautes sur la Lune \u2013\u00a0le successeur du LEM \u2013 n&#8217;est qu&#8217;un projet pour l&#8217;instant : une adaptation de l\u2019\u00e9tage sup\u00e9rieur Starship de Space X dont les tests sont certes avanc\u00e9s, mais dont l\u2019architecture doit \u00eatre modifi\u00e9e pour se poser sur la Lune et en red\u00e9coller, et qui doit \u00eatre lanc\u00e9e en orbite terrestre basse et ravitaill\u00e9e par le gros \u00e9tage Heavy Lift de Space X qui n\u2019a lui-m\u00eame pas encore vol\u00e9.<\/p>\r\n<figure id=\"attachment_1045\" aria-describedby=\"caption-attachment-1045\" style=\"width: 1200px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/blogs.futura-sciences.com\/frankel\/wp-content\/uploads\/sites\/7\/2021\/11\/Starship-HSL.jpg\" rel=\"lightbox[1042]\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-1045\" src=\"https:\/\/blogs.futura-sciences.com\/frankel\/wp-content\/uploads\/sites\/7\/2021\/11\/Starship-HSL.jpg\" alt=\"\" width=\"1200\" height=\"675\" srcset=\"https:\/\/blogs.futura-sciences.com\/frankel\/wp-content\/uploads\/sites\/7\/2021\/11\/Starship-HSL.jpg 1200w, https:\/\/blogs.futura-sciences.com\/frankel\/wp-content\/uploads\/sites\/7\/2021\/11\/Starship-HSL-450x253.jpg 450w, https:\/\/blogs.futura-sciences.com\/frankel\/wp-content\/uploads\/sites\/7\/2021\/11\/Starship-HSL-1024x576.jpg 1024w, https:\/\/blogs.futura-sciences.com\/frankel\/wp-content\/uploads\/sites\/7\/2021\/11\/Starship-HSL-768x432.jpg 768w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/a><figcaption id=\"caption-attachment-1045\" class=\"wp-caption-text\">Le Starship de SpaceX pos\u00e9 sur la lune. Les astronautes utiliseront un ascenseur pour descendre au sol.<\/figcaption><\/figure>\r\n<p>On passera discr\u00e8tement sur le projet parall\u00e8le de la NASA de construire une station orbitale autour de la Lune (le Lunar Gateway) qui ne sert pas \u00e0 grand-chose et ne fait que d\u00e9tourner les ressources de la NASA de sa mission premi\u00e8re.<br \/>M\u00eame la premi\u00e8re phase la plus facile du programme Artemis \u2013 envoyer simplement des astronautes faire le tour de la Lune et revenir sur Terre, comme au temps d\u2019Apollo 8 \u2013 est en train de glisser d\u2019une mani\u00e8re de plus en plus inqui\u00e9tante. Un premier vol inhabit\u00e9 d&#8217;une cabine Orion autour de la Lune, d\u2019abord pr\u00e9vu en 2020, puis en 2021, est d\u00e9sormais pr\u00e9vu en f\u00e9vrier 2022 au plus t\u00f4t ; et le vol d\u2019une seconde cabine Orion autour de la Lune (mission Artemis II), cette fois avec des astronautes \u00e0 bord, glissera logiquement \u00e0 fin 2023, voire 2024.<\/p>\r\n<figure id=\"attachment_1046\" aria-describedby=\"caption-attachment-1046\" style=\"width: 2000px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/blogs.futura-sciences.com\/frankel\/wp-content\/uploads\/sites\/7\/2021\/11\/Orion-ICPS.jpg\" rel=\"lightbox[1042]\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-1046\" src=\"https:\/\/blogs.futura-sciences.com\/frankel\/wp-content\/uploads\/sites\/7\/2021\/11\/Orion-ICPS.jpg\" alt=\"\" width=\"2000\" height=\"1200\" srcset=\"https:\/\/blogs.futura-sciences.com\/frankel\/wp-content\/uploads\/sites\/7\/2021\/11\/Orion-ICPS.jpg 2000w, https:\/\/blogs.futura-sciences.com\/frankel\/wp-content\/uploads\/sites\/7\/2021\/11\/Orion-ICPS-450x270.jpg 450w, https:\/\/blogs.futura-sciences.com\/frankel\/wp-content\/uploads\/sites\/7\/2021\/11\/Orion-ICPS-1024x614.jpg 1024w, https:\/\/blogs.futura-sciences.com\/frankel\/wp-content\/uploads\/sites\/7\/2021\/11\/Orion-ICPS-768x461.jpg 768w, https:\/\/blogs.futura-sciences.com\/frankel\/wp-content\/uploads\/sites\/7\/2021\/11\/Orion-ICPS-1536x922.jpg 1536w\" sizes=\"auto, (max-width: 2000px) 100vw, 2000px\" \/><\/a><figcaption id=\"caption-attachment-1046\" class=\"wp-caption-text\">La cabine Orion et son \u00e9tage de croisi\u00e8re europ\u00e9en (l&#8217;ICPS) devrait prendre la route de la Lune en f\u00e9vrier 2022, sans astronautes \u00e0 bord (mission Artemis\u00a0I)<\/figcaption><\/figure>\r\n<p>Selon ce calendrier, m\u00eame si le troisi\u00e8me vol Artemis III \u00e9tait celui qui ferait rendez-vous avec Starship pour poser des astronautes sur la Lune, on serait d\u00e9j\u00e0 en 2025. <br \/>Mais m\u00eame ce calendrier est douteux : \u00a0le Bureau de l\u2019Inspecteur G\u00e9n\u00e9ral de la NASA (OIG) a publi\u00e9 ce 15 novembre un rapport soulignant que tout nouveau programme de vaisseau spatial, comme l\u2019atterrisseur Starship d\u2019Elon Musk, est estim\u00e9, selon les pr\u00e9c\u00e9dents historiques, \u00e0 glisser de trois ou quatre ans. R\u00e9sultat des courses : il faut plut\u00f4t pr\u00e9voir le retour des Am\u00e9ricain(e)s sur la Lune entre 2026 et 2028.<br \/>Cela remet les \u00c9tats-Unis et la Chine dos \u00e0 dos, quant \u00e0 qui sera la premi\u00e8re nation \u00e0 concr\u00e9tiser le retour d\u2019astronautes sur la Lune, et notamment \u00e0 y poser la premi\u00e8re femme, grande premi\u00e8re que se disputent les nouveaux grands rivaux de la course \u00e0 la Lune\u2026<\/p>\r\n<!-- AddThis Advanced Settings generic via filter on the_content --><!-- AddThis Share Buttons generic via filter on the_content -->","protected":false},"excerpt":{"rendered":"<p>C\u2019\u00e9tait bien s\u00fbr hautement pr\u00e9visible. Le v\u0153u pieux de Donald Trump de poser des Am\u00e9ricain(e)s sur la Lune d\u2019ici 2024 \u2013 calendrier adoub\u00e9 par une NASA trop passive pour signifier au pr\u00e9sident qu\u2019il \u00e9tait irr\u00e9aliste et impossible \u2013 est en train d\u2019\u00eatre rattrap\u00e9 par la r\u00e9alit\u00e9.Ce programme Artemis est en effet la proie de nombreuses &hellip; <a href=\"https:\/\/blogs.futura-sciences.com\/frankel\/2021\/11\/17\/retour-sur-la-lune-retarde\/\" class=\"more-link\">Continuer la lecture de <span class=\"screen-reader-text\">Retour sur la Lune retard\u00e9<\/span>  <span class=\"meta-nav\">&rarr;<\/span><\/a><!-- AddThis Advanced Settings generic via filter on get_the_excerpt --><!-- AddThis Share Buttons generic via filter on get_the_excerpt --><\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_links_to":"","_links_to_target":""},"categories":[15,4],"tags":[],"class_list":["post-1042","post","type-post","status-publish","format-standard","hentry","category-opinions","category-sciences"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Retour sur la Lune retard\u00e9 - Carnets de bord d\u2019un martien, le blog de Charles FRANKEL, g\u00e9ologue<\/title>\n<meta name=\"description\" content=\"Le retour sur la Lune des Am\u00e9ricains, dans le cadre du programme Artemis, ne se fera pas avant 2025 ou 2026 au plus t\u00f4t.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/blogs.futura-sciences.com\/frankel\/2021\/11\/17\/retour-sur-la-lune-retarde\/\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"Charles Frankel\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/blogs.futura-sciences.com\/frankel\/2021\/11\/17\/retour-sur-la-lune-retarde\/\",\"url\":\"https:\/\/blogs.futura-sciences.com\/frankel\/2021\/11\/17\/retour-sur-la-lune-retarde\/\",\"name\":\"Retour sur la Lune retard\u00e9 - Carnets de bord d\u2019un martien, le blog de Charles FRANKEL, g\u00e9ologue\",\"isPartOf\":{\"@id\":\"https:\/\/blogs.futura-sciences.com\/frankel\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/blogs.futura-sciences.com\/frankel\/2021\/11\/17\/retour-sur-la-lune-retarde\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/blogs.futura-sciences.com\/frankel\/2021\/11\/17\/retour-sur-la-lune-retarde\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/blogs.futura-sciences.com\/frankel\/wp-content\/uploads\/sites\/7\/2021\/11\/Starship-HSL.jpg\",\"datePublished\":\"2021-11-17T13:47:22+00:00\",\"dateModified\":\"2022-02-04T15:38:07+00:00\",\"author\":{\"@id\":\"https:\/\/blogs.futura-sciences.com\/frankel\/#\/schema\/person\/c6bf521c6d19bf22fb19fb2b3d6fcf63\"},\"description\":\"Le retour sur la Lune des Am\u00e9ricains, dans le cadre du programme Artemis, ne se fera pas avant 2025 ou 2026 au plus t\u00f4t.\",\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/blogs.futura-sciences.com\/frankel\/2021\/11\/17\/retour-sur-la-lune-retarde\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/blogs.futura-sciences.com\/frankel\/2021\/11\/17\/retour-sur-la-lune-retarde\/#primaryimage\",\"url\":\"https:\/\/blogs.futura-sciences.com\/frankel\/wp-content\/uploads\/sites\/7\/2021\/11\/Starship-HSL.jpg\",\"contentUrl\":\"https:\/\/blogs.futura-sciences.com\/frankel\/wp-content\/uploads\/sites\/7\/2021\/11\/Starship-HSL.jpg\",\"width\":1200,\"height\":675,\"caption\":\"Le Starship de SpaceX pos\u00e9 sur la lune. 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