{"id":2622,"date":"2023-01-16T12:06:31","date_gmt":"2023-01-16T11:06:31","guid":{"rendered":"https:\/\/www.pilatre-de-rozier.com\/pbp\/?p=2622"},"modified":"2023-01-25T11:07:16","modified_gmt":"2023-01-25T10:07:16","slug":"au-secours-de-hubble","status":"publish","type":"post","link":"https:\/\/www.pilatre-de-rozier.com\/pbp\/2023\/01\/16\/au-secours-de-hubble\/","title":{"rendered":"\ud83d\udcf0 Au secours de Hubble"},"content":{"rendered":"\n<p><\/p>\n\n\n\n<p>\ud83c\uddeb\ud83c\uddf7 <strong>Au secours de Hubble<\/strong><\/p>\n\n\n\n<p>Cela fait 32 ans que le t\u00e9lescope Hubble circule autour de la Terre. Le probl\u00e8me aujourd\u2019hui est qu\u2019il ne dispose pas de moteur et qu\u2019\u00e0 force il finira par rentrer en 2027 dans l\u2019atmosph\u00e8re et sera d\u00e9truit. Il perd de l\u2019altitude. Ce serait pour la NASA une perte consid\u00e9rable car avec l\u2019autre t\u00e9lescope James Webb, il permet d\u2019observer l\u2019espace. D\u00e9j\u00e0 \u00e0 son actif, il nous a permis d\u2019apprendre qu\u2019il existe 300 milliards de galaxies dans l\u2019univers. La solution serait d\u2019envoyer un satellite dot\u00e9 d\u2019un bras m\u00e9canique pour le remonter \u00e0 600 km d\u2019altitude. Parmi les entreprises priv\u00e9es qui ont annonc\u00e9 vouloir relever le pari, on note bien entendu SpaceX. Une course contre la montre est lanc\u00e9e pour intervenir avant 2025.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>\ud83c\uddec\ud83c\udde7 <strong>Helping Hubble<\/strong><\/p>\n\n\n\n<p>The Hubble telescope has been circling the Earth for 32 years. The problem today is that it does not have an engine and that it will end up entering the atmosphere in 2027 and will be destroyed. It loses altitude. This would be a considerable loss for NASA because with the other telescope James Webb, it allows us to observe space. Already to its credit, it has allowed us to learn that there are 300 billion galaxies in the universe. The solution would be to send a satellite with a mechanical arm to raise it to 600 km altitude. Among the private companies that have announced that they want to take up the challenge, we note of course SpaceX. A race against time is launched to intervene before 2025.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\ud83c\uddeb\ud83c\uddf7 Au secours de Hubble Cela fait 32 ans que le t\u00e9lescope Hubble circule autour de la Terre. Le probl\u00e8me aujourd\u2019hui est qu\u2019il ne dispose pas de moteur et qu\u2019\u00e0 force il finira par rentrer en 2027 dans l\u2019atmosph\u00e8re et sera d\u00e9truit. Il perd de l\u2019altitude. Ce serait pour la NASA une perte consid\u00e9rable car [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"off","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-2622","post","type-post","status-publish","format-standard","hentry","category-non-classifiee"],"_links":{"self":[{"href":"https:\/\/www.pilatre-de-rozier.com\/pbp\/wp-json\/wp\/v2\/posts\/2622","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.pilatre-de-rozier.com\/pbp\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.pilatre-de-rozier.com\/pbp\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.pilatre-de-rozier.com\/pbp\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.pilatre-de-rozier.com\/pbp\/wp-json\/wp\/v2\/comments?post=2622"}],"version-history":[{"count":2,"href":"https:\/\/www.pilatre-de-rozier.com\/pbp\/wp-json\/wp\/v2\/posts\/2622\/revisions"}],"predecessor-version":[{"id":2628,"href":"https:\/\/www.pilatre-de-rozier.com\/pbp\/wp-json\/wp\/v2\/posts\/2622\/revisions\/2628"}],"wp:attachment":[{"href":"https:\/\/www.pilatre-de-rozier.com\/pbp\/wp-json\/wp\/v2\/media?parent=2622"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.pilatre-de-rozier.com\/pbp\/wp-json\/wp\/v2\/categories?post=2622"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.pilatre-de-rozier.com\/pbp\/wp-json\/wp\/v2\/tags?post=2622"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}