{"id":1070,"date":"2023-08-08T22:51:11","date_gmt":"2023-08-08T20:51:11","guid":{"rendered":"https:\/\/sites.ac-nancy-metz.fr\/physique\/wp_local\/?p=1070"},"modified":"2023-10-03T20:55:38","modified_gmt":"2023-10-03T18:55:38","slug":"nebuleuse-de-la-lyre","status":"publish","type":"post","link":"https:\/\/sites.ac-nancy-metz.fr\/physique\/wp_local\/?p=1070","title":{"rendered":"N\u00e9buleuse de la Lyre"},"content":{"rendered":"\n<p>Le t\u00e9lescope <em>James Webb<\/em> a permis de mettre en lumi\u00e8re de nombreux nouveaux \u00e9l\u00e9ments concernant la structure de cette n\u00e9buleuse tr\u00e8s appr\u00e9ci\u00e9e par les astronomes amateurs.<\/p>\n\n\n\n<p>NGC 6720, \u00e9galement connue sous le nom de N\u00e9buleuse de la Lyre, est un objet astronomique tr\u00e8s familier aux passionn\u00e9s d&rsquo;astronomie en raison de sa forme imm\u00e9diatement identifiable. C&rsquo;est le r\u00e9sultat de l&rsquo;explosion d&rsquo;une \u00e9toile qui a cr\u00e9\u00e9 un immense anneau d&rsquo;h\u00e9lium entour\u00e9 d&rsquo;une large bordure compos\u00e9e d&rsquo;oxyg\u00e8ne et d&rsquo;hydrog\u00e8ne, lui conf\u00e9rant l&rsquo;apparence d&rsquo;un immense \u0153il tourn\u00e9 vers la Terre. Cette orientation privil\u00e9gi\u00e9e offre une opportunit\u00e9 exceptionnelle. Depuis sa d\u00e9couverte par Charles Messier en 1779, de nombreux astronomes ont pu l&rsquo;\u00e9tudier en d\u00e9tail. Pour les amateurs, elle offre un spectacle grandiose. <\/p>\n","protected":false},"excerpt":{"rendered":"<p>Le t\u00e9lescope James Webb a permis de mettre en lumi\u00e8re de nombreux nouveaux \u00e9l\u00e9ments concernant la structure de cette n\u00e9buleuse tr\u00e8s appr\u00e9ci\u00e9e par les astronomes amateurs. NGC 6720, \u00e9galement connue sous le nom de N\u00e9buleuse de la Lyre, est un objet astronomique tr\u00e8s familier aux passionn\u00e9s d&rsquo;astronomie en raison de sa forme imm\u00e9diatement identifiable. C&rsquo;est le r\u00e9sultat de l&rsquo;explosion d&rsquo;une \u00e9toile qui a cr\u00e9\u00e9 un immense anneau d&rsquo;h\u00e9lium entour\u00e9 d&rsquo;une large bordure compos\u00e9e d&rsquo;oxyg\u00e8ne et d&rsquo;hydrog\u00e8ne, lui conf\u00e9rant l&rsquo;apparence d&rsquo;un immense \u0153il tourn\u00e9 vers la Terre. Cette orientation privil\u00e9gi\u00e9e offre&hellip;<\/p>\n","protected":false},"author":1,"featured_media":1071,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12],"tags":[],"class_list":["post-1070","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-actualites-scientifiques"],"gutentor_comment":0,"_links":{"self":[{"href":"https:\/\/sites.ac-nancy-metz.fr\/physique\/wp_local\/index.php?rest_route=\/wp\/v2\/posts\/1070","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sites.ac-nancy-metz.fr\/physique\/wp_local\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sites.ac-nancy-metz.fr\/physique\/wp_local\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sites.ac-nancy-metz.fr\/physique\/wp_local\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/sites.ac-nancy-metz.fr\/physique\/wp_local\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1070"}],"version-history":[{"count":4,"href":"https:\/\/sites.ac-nancy-metz.fr\/physique\/wp_local\/index.php?rest_route=\/wp\/v2\/posts\/1070\/revisions"}],"predecessor-version":[{"id":1078,"href":"https:\/\/sites.ac-nancy-metz.fr\/physique\/wp_local\/index.php?rest_route=\/wp\/v2\/posts\/1070\/revisions\/1078"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sites.ac-nancy-metz.fr\/physique\/wp_local\/index.php?rest_route=\/wp\/v2\/media\/1071"}],"wp:attachment":[{"href":"https:\/\/sites.ac-nancy-metz.fr\/physique\/wp_local\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1070"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sites.ac-nancy-metz.fr\/physique\/wp_local\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1070"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sites.ac-nancy-metz.fr\/physique\/wp_local\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1070"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}