{"id":2723,"date":"2026-05-28T19:23:08","date_gmt":"2026-05-28T17:23:08","guid":{"rendered":"http:\/\/localhost\/messier\/m9"},"modified":"2026-06-04T11:09:59","modified_gmt":"2026-06-04T09:09:59","slug":"m9-2","status":"publish","type":"messier_object","link":"https:\/\/voyage-astrophoto.fr\/index.php\/messier\/m9-2\/","title":{"rendered":"M9 &#8211; Amas Globulaire M9"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">M9 fut d\u00e9couvert par Charles Messier le 3 mai 1764. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Cet amas globulaire est l&rsquo;un des plus proches du centre de notre galaxie, situ\u00e9 \u00e0 environ 5 500 ann\u00e9es-lumi\u00e8re du noyau galactique dans la direction de la constellation d&rsquo;Ophiuchus. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Il contient environ 300 000 \u00e9toiles concentr\u00e9es dans un rayon d&rsquo;environ 45 ann\u00e9es-lumi\u00e8re. M9 est relativement sombre en raison de l&rsquo;absorption interstellaire caus\u00e9e par les poussi\u00e8res pr\u00e9sentes entre nous et l&rsquo;amas, ce qui att\u00e9nue sa luminosit\u00e9 apparente malgr\u00e9 sa magnitude absolue \u00e9lev\u00e9e. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Il est observable dans des t\u00e9lescopes d&rsquo;au moins 100 mm d&rsquo;ouverture comme une tache floue ronde et lumineux. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Sources: SEDS Messier Database, Wikipedia, NASA.<\/em><\/p>\n","protected":false},"featured_media":0,"template":"","meta":[],"class_list":["post-2723","messier_object","type-messier_object","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/voyage-astrophoto.fr\/index.php\/wp-json\/wp\/v2\/messier_object\/2723","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/voyage-astrophoto.fr\/index.php\/wp-json\/wp\/v2\/messier_object"}],"about":[{"href":"https:\/\/voyage-astrophoto.fr\/index.php\/wp-json\/wp\/v2\/types\/messier_object"}],"wp:attachment":[{"href":"https:\/\/voyage-astrophoto.fr\/index.php\/wp-json\/wp\/v2\/media?parent=2723"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}