{"id":1929233,"date":"2025-12-18T18:50:16","date_gmt":"2025-12-18T17:50:16","guid":{"rendered":"https:\/\/europeannewsroom.com\/?p=1929233"},"modified":"2025-12-18T18:50:19","modified_gmt":"2025-12-18T17:50:19","slug":"succes-du-lancement-de-deux-satellites-galileo-par-ariane-6","status":"publish","type":"post","link":"https:\/\/europeannewsroom.com\/fr\/succes-du-lancement-de-deux-satellites-galileo-par-ariane-6\/","title":{"rendered":"Succ\u00e8s du lancement de deux satellites Galileo par Ariane 6"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kourou (Guyane, France) \u2013 \u00ab&nbsp;Les satellites SAT 33 et SAT 34 ont \u00e9t\u00e9 plac\u00e9s sur une orbite terrestre moyenne \u00e0 une altitude d&rsquo;environ 22.922 km. Leur s\u00e9paration a eu lieu 3 heures et 55 minutes apr\u00e8s le d\u00e9collage&nbsp;\u00bb du centre spatial de Kourou, en Guyane fran\u00e7aise, s&rsquo;est f\u00e9licit\u00e9 l\u2019op\u00e9rateur fran\u00e7ais de syst\u00e8mes de lancement Arianespace dans un communiqu\u00e9.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La fus\u00e9e s&rsquo;est \u00e9lanc\u00e9e dans la nuit tropicale comme pr\u00e9vu \u00e0 02H01 locales (05H01 GMT), b\u00e9n\u00e9ficiant d&rsquo;une m\u00e9t\u00e9o cl\u00e9mente malgr\u00e9 la saison des pluies de ce territoire fran\u00e7ais en Am\u00e9rique du Sud, proche de l&rsquo;\u00e9quateur, a constat\u00e9 un journaliste de l\u2019AFP.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Quelques secondes apr\u00e8s son d\u00e9collage, Ariane 6 a disparu sous l\u2019\u00e9paisse couverture nuageuse.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">SAT&nbsp;33 et SAT&nbsp;34, des engins de nouvelle g\u00e9n\u00e9ration, portent \u00e0 34 le nombre de satellites de la constellation Galileo, syst\u00e8me europ\u00e9en de navigation par satellite, \u00e9quivalent et concurrent du GPS am\u00e9ricain, con\u00e7u pour offrir une g\u00e9olocalisation civile pr\u00e9cise et ind\u00e9pendante.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ils vont servir \u00e0 \u00ab\u00a0am\u00e9liorer la pr\u00e9cision, la disponibilit\u00e9 et la robustesse du syst\u00e8me mondial de navigation par satellite de l&rsquo;Union europ\u00e9enne\u00a0\u00bb, selon Arianespace. (17 d\u00e9cembre 2025) <\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ariane 6 a lanc\u00e9 avec succ\u00e8s mercredi deux satellites du programme europ\u00e9en Galileo, un quatri\u00e8me vol commercial pour la fus\u00e9e lourde europ\u00e9enne, symbole de l&rsquo;acc\u00e8s \u00e0 l&rsquo;espace retrouv\u00e9. \u00a0<\/p>\n","protected":false},"author":21,"featured_media":1929234,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[45],"tags":[10502],"class_list":["post-1929233","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-europe-in-brief","tag-espace"],"acf":[],"_links":{"self":[{"href":"https:\/\/europeannewsroom.com\/fr\/wp-json\/wp\/v2\/posts\/1929233","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/europeannewsroom.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/europeannewsroom.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/europeannewsroom.com\/fr\/wp-json\/wp\/v2\/users\/21"}],"replies":[{"embeddable":true,"href":"https:\/\/europeannewsroom.com\/fr\/wp-json\/wp\/v2\/comments?post=1929233"}],"version-history":[{"count":0,"href":"https:\/\/europeannewsroom.com\/fr\/wp-json\/wp\/v2\/posts\/1929233\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/europeannewsroom.com\/fr\/wp-json\/wp\/v2\/media\/1929234"}],"wp:attachment":[{"href":"https:\/\/europeannewsroom.com\/fr\/wp-json\/wp\/v2\/media?parent=1929233"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/europeannewsroom.com\/fr\/wp-json\/wp\/v2\/categories?post=1929233"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/europeannewsroom.com\/fr\/wp-json\/wp\/v2\/tags?post=1929233"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}