{"id":62926,"date":"2024-11-22T11:09:16","date_gmt":"2024-11-22T11:09:16","guid":{"rendered":"https:\/\/www.africa-press.net\/senegal\/politique\/pourquoi-la-chine-teste-un-module-en-orbite"},"modified":"2024-11-25T12:13:05","modified_gmt":"2024-11-25T12:13:05","slug":"pourquoi-la-chine-teste-un-module-en-orbite","status":"publish","type":"post","link":"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/pourquoi-la-chine-teste-un-module-en-orbite","title":{"rendered":"Pourquoi la Chine Teste un Module en Orbite ?"},"content":{"rendered":"<p><span style=\"color: #ff6600\"><strong>Africa-Press &#8211; Senegal. <\/strong><\/span>La Chine a teste\u0301 avec succe\u0300s un prototype de module gonflable de station spatiale. Pourquoi ce type de module est-il tre\u0300s tendance dans l\u2019exploration spatiale habite\u0301e. Faisons le point.<\/p>\n<p>La mission Shijian-19 avait de\u0301colle\u0301 le 27 septembre dernier a\u0300 bord d&rsquo;une fuse\u0301e Long March 2D. Deux semaines plus tard, le 10 octobre, le satellite pe\u0301ne\u0300tre l&rsquo;atmosphe\u0300re de fac\u0327on contro\u0302le\u0301e et parvient a\u0300 se poser dans le de\u0301sert de Gobi, sous parachute. Shijian-19 est alors devenu le premier satellite re\u0301utilisable chinois.<\/p>\n<p><b>Avenir des stations spatiales ?<\/b><\/p>\n<p>Une des expe\u0301riences re\u0301alise\u0301es par le satellite Shijian-19 a e\u0301te\u0301 le de\u0301ploiement d&rsquo;un prototype de module gonflable, re\u0301alise\u0301 par la China Academy of Space Technology (Cast), principal constructeur d&rsquo;infrastructures spatiales en Chine (de\u0301pendant du gouvernement), dont les modules de la station spatiale chinoise (CSS).<\/p>\n<p>L&rsquo;expe\u0301rience montre le fort inte\u0301re\u0302t de la Chine pour les modules gonflables pouvant e\u0302tre greffe\u0301s aux stations spatiales. Seule l&rsquo;ISS en dispose d&rsquo;un, avec le module expe\u0301rimental Beam, amarre\u0301 a\u0300 la station depuis 2016, qui sert aujourd&rsquo;hui au stockage.<\/p>\n<p>Ce n&rsquo;est pas encore au programme d&rsquo;ajouter un module gonflable a\u0300 la future expansion de la CSS, mais cela pourrait jouer un ro\u0302le inte\u0301ressant. La Chine pourrait notamment s&rsquo;en servir pour sa future base sur la Lune. Plusieurs compagnies dans le monde travaillent sur des modules lunaires gonflables, dont la start-up franc\u0327aise Spartan Space.<\/p>\n<p><b>Pe\u0301riode de test<\/b><\/p>\n<p>L&rsquo;avantage de l&rsquo;utilisation de structures gonflables est que cela prend moins de place tout en fournissant un grand volume une fois de\u0301ploye\u0301 en orbite. Plusieurs compagnies ame\u0301ricaines comme Sierra Space re\u0301alisent des tests de pressurisation et de re\u0301sistance des mate\u0301riaux, les poussant parfois jusqu&rsquo;a\u0300 provoquer une explosion spectaculaire.<\/p>\n<p>Outre la question de la pression, la structure doit pouvoir prote\u0301ger les astronautes d&rsquo;e\u0301ventuels impacts de microme\u0301te\u0301orites ou de micro-de\u0301bris, dont la vitesse tre\u0300s e\u0301leve\u0301e peut les rendre aussi dangereux qu&rsquo;une grenade de\u0301goupille\u0301e.<\/p>\n<p><strong>Pour plus d&rsquo;informations et d&rsquo;analyses sur la <span style=\"color: #ff6600\">Senegal<\/span>, suivez <span style=\"color: #ff6600\">Africa-Press<\/span><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Africa-Press &#8211; Senegal. La Chine a teste\u0301 avec succe\u0300s un prototype de module gonflable de station spatiale. Pourquoi ce type de module est-il tre\u0300s tendance dans l\u2019exploration spatiale habite\u0301e. Faisons le point. La mission Shijian-19 avait de\u0301colle\u0301 le 27 septembre dernier a\u0300 bord d&rsquo;une fuse\u0301e Long March 2D. Deux semaines plus tard, le 10 octobre, [&hellip;]<\/p>\n","protected":false},"author":82,"featured_media":62925,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[22,10],"tags":[44],"class_list":["post-62926","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-divers","category-toutes-les-actualites","tag-senegal-2"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.1 (Yoast SEO v27.0) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Pourquoi la Chine Teste un Module en Orbite ? - Senegal<\/title>\n<meta name=\"description\" content=\"La Chine a teste\u0301 avec succe\u0300s un prototype de module gonflable de station spatiale. 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