{"id":1158316,"date":"2026-08-31T01:12:35","date_gmt":"2026-08-31T01:12:35","guid":{"rendered":"https:\/\/www.europesays.com\/fr\/1158316\/"},"modified":"2026-08-31T01:12:35","modified_gmt":"2026-08-31T01:12:35","slug":"lancement-du-telescope-spatial-nancy-grace-roman-on-va-pouvoir-mieux-comprendre-levolution-de-lunivers-invite-international-2","status":"publish","type":"post","link":"https:\/\/www.europesays.com\/fr\/1158316\/","title":{"rendered":"Lancement du t\u00e9lescope spatial Nancy Grace Roman: \u00abOn va pouvoir mieux comprendre l&rsquo;\u00e9volution de l&rsquo;univers\u00bb &#8211; Invit\u00e9 international"},"content":{"rendered":"<p><a class=\"m-item-image m-item-image--1x1 o-podcast-header__image\" href=\"https:\/\/www.rfi.fr\/fr\/podcasts\/invit%C3%A9-mi-journ%C3%A9e\/\" title=\"Invit\u00e9 international\" data-article-item-link=\"\" aria-hidden=\"true\" tabindex=\"-1\" rel=\"nofollow noopener\" target=\"_blank\"><\/p>\n<p><img fetchpriority=\"high\" decoding=\"auto\" src=\"https:\/\/www.europesays.com\/fr\/wp-content\/uploads\/2026\/07\/carr\u00e9-3000x3000-invite_international.png\"   width=\"480\" height=\"480\" alt=\"Invit\u00e9 international\" loading=\"eager\" class=\"a-img \"\/><\/p>\n<p>                            <\/a><\/p>\n<p class=\"t-content__chapo\">\n                                                Le t\u00e9lescope Nancy Grace Roman a d\u00e9coll\u00e9 il y a une heure depuis le centre spatial de Cap Canaveral en Floride. Il doit maintenant parcourir 1 million et demi de kilom\u00e8tres. Une mission spatiale de cinq ans minimum pour d\u00e9couvrir des milliers d&rsquo;exoplan\u00e8tes et des dizaines de milliers de supernovas. Les astronomes s&rsquo;attendent \u00e0 des images spectaculaires car ce t\u00e9lescope est le plus ambitieux depuis le lancement de James Webb en 2021 : son champ de vision est cent fois plus large que celui du t\u00e9lescope Hubble. Pour en parler, RFI re\u00e7oit \u00c9ric Lagadec, enseignant-chercheur, astronome adjoint au sein du laboratoire Lagrange de l\u2019observatoire de la C\u00f4te d&rsquo;Azur.                    <\/p>\n<p><img fetchpriority=\"low\" decoding=\"async\" src=\"https:\/\/www.europesays.com\/fr\/wp-content\/uploads\/2026\/08\/000-1RY79B.jpg\"   width=\"1024\" height=\"576\" alt=\"Cette illustration de la NASA, publi\u00e9e le 20 mai 2020, repr\u00e9sente le t\u00e9lescope d'exploration infrarouge \u00e0 grand champ (WFIRST) de la NASA, d\u00e9sormais baptis\u00e9 \u00ab t\u00e9lescope spatial Nancy Grace Roman \u00bb, en hommage \u00e0 la premi\u00e8re responsable du d\u00e9partement d'astronomie de la NASA.\" loading=\"eager\" class=\"a-img \"\/><\/p>\n<p>                Cette illustration de la NASA, publi\u00e9e le 20 mai 2020, repr\u00e9sente le t\u00e9lescope d&rsquo;exploration infrarouge \u00e0 grand champ (WFIRST) de la NASA, d\u00e9sormais baptis\u00e9 \u00ab t\u00e9lescope spatial Nancy Grace Roman \u00bb, en hommage \u00e0 la premi\u00e8re responsable du d\u00e9partement d&rsquo;astronomie de la NASA.        AFP &#8211; HANDOUT                                        <\/p>\n","protected":false},"excerpt":{"rendered":"Le t\u00e9lescope Nancy Grace Roman a d\u00e9coll\u00e9 il y a une heure depuis le centre spatial de Cap&hellip;\n","protected":false},"author":2,"featured_media":1157319,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_share_on_mastodon":"0"},"categories":[9635],"tags":[1111,11,386,73,1777,674,1011,27,775,5653,1702,12,25,43,42],"class_list":["post-1158316","post","type-post","status-publish","format-standard","has-post-thumbnail","category-nancy","tag-actu","tag-actualites","tag-espace","tag-etats-unis","tag-eu","tag-europe","tag-fr","tag-france","tag-grand-est","tag-invite-international","tag-nancy","tag-news","tag-republique-francaise","tag-science","tag-technologies"],"share_on_mastodon":{"url":"https:\/\/pubeurope.com\/@fr\/117187468748571368","error":""},"_links":{"self":[{"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/posts\/1158316","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/comments?post=1158316"}],"version-history":[{"count":0,"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/posts\/1158316\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/media\/1157319"}],"wp:attachment":[{"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/media?parent=1158316"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/categories?post=1158316"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/tags?post=1158316"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}