{"id":64641,"date":"2026-06-25T00:00:00","date_gmt":"2026-06-24T22:00:00","guid":{"rendered":"https:\/\/www.teleskopshop.ch\/?p=64641"},"modified":"2026-06-25T00:00:15","modified_gmt":"2026-06-24T22:00:15","slug":"a-quelle-vitesse-lunivers-est-il-en-expansion","status":"publish","type":"post","link":"https:\/\/www.teleskopshop.ch\/fr\/astronomie-et-ciel-etoile\/a-quelle-vitesse-lunivers-est-il-en-expansion\/","title":{"rendered":"\u00c0 quelle vitesse l&rsquo;univers est-il en expansion ?"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">L&rsquo;expansion de l&rsquo;univers a \u00e9t\u00e9 d\u00e9couverte gr\u00e2ce au d\u00e9calage vers le rouge. Aujourd&rsquo;hui, les astronomes mesurent la vitesse avec une grande pr\u00e9cision. Les galaxies sont observables m\u00eame avec des instruments d&rsquo;amateurs. Chaque observation nous rappelle que nous faisons partie d&rsquo;un cosmos dynamique.   <\/p>\n","protected":false},"excerpt":{"rendered":"<p>L&rsquo;univers est en constante expansion.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1800],"tags":[],"class_list":["post-64641","post","type-post","status-publish","format-standard","hentry","category-astronomie-et-ciel-etoile"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.teleskopshop.ch\/fr\/wp-json\/wp\/v2\/posts\/64641","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.teleskopshop.ch\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.teleskopshop.ch\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.teleskopshop.ch\/fr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.teleskopshop.ch\/fr\/wp-json\/wp\/v2\/comments?post=64641"}],"version-history":[{"count":1,"href":"https:\/\/www.teleskopshop.ch\/fr\/wp-json\/wp\/v2\/posts\/64641\/revisions"}],"predecessor-version":[{"id":64642,"href":"https:\/\/www.teleskopshop.ch\/fr\/wp-json\/wp\/v2\/posts\/64641\/revisions\/64642"}],"wp:attachment":[{"href":"https:\/\/www.teleskopshop.ch\/fr\/wp-json\/wp\/v2\/media?parent=64641"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.teleskopshop.ch\/fr\/wp-json\/wp\/v2\/categories?post=64641"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.teleskopshop.ch\/fr\/wp-json\/wp\/v2\/tags?post=64641"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}