{"id":7672,"date":"2014-08-06T23:13:58","date_gmt":"2014-08-06T21:13:58","guid":{"rendered":"https:\/\/spacetux.org\/cpamoa\/?p=7672"},"modified":"2014-08-06T23:37:27","modified_gmt":"2014-08-06T21:37:27","slug":"sonde-rosetta-arrivee-pres-comete-churyumov-gerasimenko","status":"publish","type":"post","link":"https:\/\/spacetux.org\/cpamoa\/2014\/08\/sonde-rosetta-arrivee-pres-comete-churyumov-gerasimenko\/","title":{"rendered":"La sonde Rosetta est arriv\u00e9e pr\u00e8s de la com\u00e8te Churyumov-Gerasimenko"},"content":{"rendered":"<p>Ca y est, Rosetta est arriv\u00e9e aujourd&rsquo;hui pr\u00e8s de sa com\u00e8te, plus exactement \u00e0 100km de Churyumov-Gerasimenko. Le rendez-vous s&rsquo;est d\u00e9roul\u00e9 \u00e0 405\u00a0millions de kilom\u00e8tres de la Terre, entre les orbites de Jupiter et de Mars. Aujourd&rsquo;hui il s&rsquo;agissait de la dixi\u00e8me man\u0153uvre ex\u00e9cut\u00e9e depuis mai qui a permis \u00e0 la sonde Rosetta d&rsquo;ajuster sa vitesse et sa trajectoire \u00e0 celle de la com\u00e8te.<\/p>\n<p>Il y a quelques semaines, alors que Rosetta se trouvait encore \u00e0 12 000 kilom\u00e8tres de la com\u00e8te, les photographies prises par Osiris, sa cam\u00e9ra grand angle, ont montr\u00e9 que la com\u00e8te \u00e9tait compos\u00e9e d&rsquo;un double noyau. L&rsquo;origine de ce double noyau est inconnu : collision entre deux com\u00e8tes ou bien \u00e9rosion ? C&rsquo;est ce que les scientifiques devront d\u00e9couvrir.<\/p>\n<p>La sonde va continuer \u00e0 s&rsquo;approcher de plus en plus pr\u00e8s de la com\u00e8te. Une vid\u00e9o valant mieux que des mots, voici \u00e0 quoi ressemblera l&rsquo;orbite de Rosetta au cours des prochaines semaines<\/p>\n<p>&nbsp;<br \/>\n<iframe loading=\"lazy\" src=\"\/\/www.youtube.com\/embed\/Mf1zsACcXc4\" width=\"560\" height=\"315\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\"><\/iframe><\/p>\n<p>&nbsp;<\/p>\n<p>Philae quant \u00e0 lui devrait atterrir sur la com\u00e8te courant novembre, une fois que les scientifiques auront choisi un site d&rsquo;atterrissage. Celui-ci sera d\u00e9voil\u00e9 \u00e0 la mi-septembre.<\/p>\n<p>Avec ses presque 20 ans d\u2019existence (depuis son approbation en 1993), la mission n&rsquo;a pas fini de nous en mettre plein la vue.<\/p>\n<p>Voyez plut\u00f4t ses superbes photos de Churyumov-Gerasimenko prises par la cam\u00e9ra Osiris le 3 ao\u00fbt 2014<\/p>\n\n\t\t<style>\n\t\t\t#gallery-1 {\n\t\t\t\tmargin: auto;\n\t\t\t}\n\t\t\t#gallery-1 .gallery-item {\n\t\t\t\tfloat: left;\n\t\t\t\tmargin-top: 10px;\n\t\t\t\ttext-align: center;\n\t\t\t\twidth: 33%;\n\t\t\t}\n\t\t\t#gallery-1 img {\n\t\t\t\tborder: 2px solid #cfcfcf;\n\t\t\t}\n\t\t\t#gallery-1 .gallery-caption {\n\t\t\t\tmargin-left: 0;\n\t\t\t}\n\t\t\t\/* see gallery_shortcode() in wp-includes\/media.php *\/\n\t\t<\/style>\n\t\t<div id='gallery-1' class='gallery galleryid-7672 gallery-columns-3 gallery-size-thumbnail'><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/spacetux.org\/cpamoa\/2014\/08\/sonde-rosetta-arrivee-pres-comete-churyumov-gerasimenko\/vue-densemble-de-churyumov-gerasimenko-prise-par-osiris-le-3-aout-2014\/'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"113\" src=\"https:\/\/spacetux.org\/cpamoa\/wp-content\/uploads\/2014\/08\/Vue-densemble-de-Churyumov-Gerasimenko-prise-par-Osiris-le-3-ao\u00fbt-2014.png\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Vue d&#039;ensemble de Churyumov-Gerasimenko prise par Osiris le 3 ao\u00fbt 2014\" aria-describedby=\"gallery-1-7678\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-1-7678'>\n\t\t\t\tVue d&rsquo;ensemble de Churyumov-Gerasimenko prise par Osiris le 3 ao\u00fbt 2014 (Cr\u00e9dits : ESA\/Rosetta\/MPS)\n\t\t\t\t<\/dd><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/spacetux.org\/cpamoa\/2014\/08\/sonde-rosetta-arrivee-pres-comete-churyumov-gerasimenko\/vue-rapprochee-de-churyumov-gerasimenko-prise-par-osiris-le-3-aout-2014\/'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"150\" src=\"https:\/\/spacetux.org\/cpamoa\/wp-content\/uploads\/2014\/08\/Vue-rapproch\u00e9e-de-Churyumov-Gerasimenko-prise-par-Osiris-le-3-ao\u00fbt-2014.png\" class=\"attachment-thumbnail size-thumbnail\" alt=\"Vue rapproch\u00e9e de Churyumov-Gerasimenko prise par Osiris le 3 ao\u00fbt 2014\" aria-describedby=\"gallery-1-7676\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-1-7676'>\n\t\t\t\tVue rapproch\u00e9e de Churyumov-Gerasimenko prise par Osiris le 3 ao\u00fbt 2014 (Cr\u00e9dits : ESA\/Rosetta\/MPS)\n\t\t\t\t<\/dd><\/dl><dl class='gallery-item'>\n\t\t\t<dt class='gallery-icon landscape'>\n\t\t\t\t<a href='https:\/\/spacetux.org\/cpamoa\/2014\/08\/sonde-rosetta-arrivee-pres-comete-churyumov-gerasimenko\/detail-de-churyumov-gerasimenko-prise-par-osiris-le-3-aout-2014\/'><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"113\" src=\"https:\/\/spacetux.org\/cpamoa\/wp-content\/uploads\/2014\/08\/D\u00e9tail-de-Churyumov-Gerasimenko-prise-par-Osiris-le-3-Ao\u00fbt-2014.png\" class=\"attachment-thumbnail size-thumbnail\" alt=\"D\u00e9tail de Churyumov-Gerasimenko prise par Osiris le 3 Ao\u00fbt 2014\" aria-describedby=\"gallery-1-7677\" \/><\/a>\n\t\t\t<\/dt>\n\t\t\t\t<dd class='wp-caption-text gallery-caption' id='gallery-1-7677'>\n\t\t\t\tD\u00e9tail de Churyumov-Gerasimenko prise par Osiris le 3 Ao\u00fbt 2014 (Cr\u00e9dits : ESA\/Rosetta\/MPS)\n\t\t\t\t<\/dd><\/dl><br style=\"clear: both\" \/>\n\t\t<\/div>\n\n<p>&nbsp;<\/p>\n<p>Et sur le site de l&rsquo;ESA vous trouverez <a title=\"Gif anim\u00e9 de la com\u00e8te sur le site de l'ESA\" href=\"http:\/\/www.esa.int\/spaceinimages\/Images\/2014\/08\/NavCam_animation_6_August\" target=\"_blank\">un GIF anim\u00e9 compos\u00e9 de 101 photos de la com\u00e8te<\/a> prise par la Cam\u00e9ra de Navigation de Rosetta courant ao\u00fbt 2014. La premi\u00e8re photo a \u00e9t\u00e9 prise le 1er ao\u00fbt \u00e0 832km de distance. La derni\u00e8re image a \u00e9t\u00e9 prise le 6 ao\u00fbt \u00e0 une distance de 110km<\/p>\n<p>&nbsp;<\/p>\n<p><strong>Pour en savoir plus&#8230;<\/strong><\/p>\n<p>Le communiqu\u00e9 de presse de l&rsquo;ESA en fran\u00e7ais : <a title=\"Communiqu\u00e9 de presse en fran\u00e7ais sur le site de l'ESA\" href=\"http:\/\/www.esa.int\/fre\/ESA_in_your_country\/France\/La_sonde_cometaire_Rosetta_arrive_a_destination\" target=\"_blank\">La sonde com\u00e9taire Rosetta arrive \u00e0 destination<\/a><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ca y est, Rosetta est arriv\u00e9e aujourd&rsquo;hui pr\u00e8s de sa com\u00e8te, plus exactement \u00e0 100km de Churyumov-Gerasimenko. Le rendez-vous s&rsquo;est d\u00e9roul\u00e9 \u00e0 405\u00a0millions de kilom\u00e8tres de la Terre, entre les orbites de Jupiter et de Mars. Aujourd&rsquo;hui il s&rsquo;agissait de la dixi\u00e8me man\u0153uvre ex\u00e9cut\u00e9e depuis mai qui a permis \u00e0 la sonde Rosetta d&rsquo;ajuster sa vitesse et sa trajectoire \u00e0 celle de la com\u00e8te. Il y a quelques semaines, alors que Rosetta se trouvait encore \u00e0 12 000 kilom\u00e8tres de<\/p>\n","protected":false},"author":1,"featured_media":7678,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[362],"tags":[673,676,650],"class_list":["post-7672","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-exploration","tag-atterrisseur-philae","tag-comete-churyumov-gerasimenko","tag-mission-rosetta"],"jetpack_featured_media_url":"https:\/\/spacetux.org\/cpamoa\/wp-content\/uploads\/2014\/08\/Vue-densemble-de-Churyumov-Gerasimenko-prise-par-Osiris-le-3-ao\u00fbt-2014.png","jetpack_shortlink":"https:\/\/wp.me\/p4aZXT-1ZK","_links":{"self":[{"href":"https:\/\/spacetux.org\/cpamoa\/wp-json\/wp\/v2\/posts\/7672","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/spacetux.org\/cpamoa\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/spacetux.org\/cpamoa\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/spacetux.org\/cpamoa\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/spacetux.org\/cpamoa\/wp-json\/wp\/v2\/comments?post=7672"}],"version-history":[{"count":7,"href":"https:\/\/spacetux.org\/cpamoa\/wp-json\/wp\/v2\/posts\/7672\/revisions"}],"predecessor-version":[{"id":7685,"href":"https:\/\/spacetux.org\/cpamoa\/wp-json\/wp\/v2\/posts\/7672\/revisions\/7685"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/spacetux.org\/cpamoa\/wp-json\/wp\/v2\/media\/7678"}],"wp:attachment":[{"href":"https:\/\/spacetux.org\/cpamoa\/wp-json\/wp\/v2\/media?parent=7672"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/spacetux.org\/cpamoa\/wp-json\/wp\/v2\/categories?post=7672"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/spacetux.org\/cpamoa\/wp-json\/wp\/v2\/tags?post=7672"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}