{"id":2899,"date":"2005-05-09T14:34:14","date_gmt":"2005-05-09T12:34:14","guid":{"rendered":"http:\/\/www.laterredufutur.com\/accueil1\/?p=2899"},"modified":"2015-04-07T14:36:11","modified_gmt":"2015-04-07T12:36:11","slug":"une-planete-au-dela-du-nuage-de-oort","status":"publish","type":"post","link":"https:\/\/www.laterredufutur.com\/accueil\/une-planete-au-dela-du-nuage-de-oort\/","title":{"rendered":"Une plan\u00e8te au del\u00e0 du nuage de Oort"},"content":{"rendered":"<div class=\"1665f18d14f35dd9e7566e1a8ac9a3e9\" data-index=\"1\" style=\"float: none; margin:10px 0 10px 0; text-align:center;\">\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script>\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:block; text-align:center;\"\r\n     data-ad-layout=\"in-article\"\r\n     data-ad-format=\"fluid\"\r\n     data-ad-client=\"ca-pub-2860849627502538\"\r\n     data-ad-slot=\"3019501113\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script>\n<\/div>\n<p><span style=\"font-size: small;\">Une Nouvelle plan\u00e8te d\u00e9couverte dans notre syst\u00e8me solaire en 2003. Un astronome BRITANNIQUE a d\u00e9couvert une nouvelle et bizarre plan\u00e8te en orbite autour de notre soleil, elle serait 1.000 fois plus loin que la plan\u00e8te connue la plus \u00e9loign\u00e9e (Pluton). Mais le nouveau corps serait 30.000 fois plus \u00e9loign\u00e9 du soleil que la terre &#8211; la mettant une distance significative sur le chemin \u00e0 l&rsquo;\u00e9toile la plus proche. De plus, il semble que la nouvelle plan\u00e8te n&rsquo;appartient pas \u00e0 un membre des plan\u00e8tes de notre syst\u00e8me solaire. C&rsquo;est tr\u00e8s probablement une plan\u00e8te qui a \u00e9t\u00e9 captur\u00e9e dans les p\u00e9riph\u00e9ries de notre propre syst\u00e8me solaire. L&rsquo;id\u00e9e controvers\u00e9e qu&rsquo;il y avait une autre plan\u00e8te dans l&rsquo;espace profond vient de DR John Murray, de l&rsquo;universit\u00e9 ouverte du R-U. Pendant plusieurs ann\u00e9es, il avait \u00e9tudi\u00e9 les mouvements particuliers de com\u00e8tes de longue dur\u00e9e&#8230; Cette information aurait pu passer inaper\u00e7ue mais voil\u00e0&#8230; <\/span><\/p><div class=\"1665f18d14f35dd9e7566e1a8ac9a3e9\" data-index=\"2\" style=\"float: none; margin:10px 0 10px 0; text-align:center;\">\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script>\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:block; text-align:center;\"\r\n     data-ad-layout=\"in-article\"\r\n     data-ad-format=\"fluid\"\r\n     data-ad-client=\"ca-pub-2860849627502538\"\r\n     data-ad-slot=\"3019501113\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script>\n<\/div>\n\n<p><span style=\"font-size: small;\">On pense que des com\u00e8tes (montagnes de roche et de glace) viennent des profondeurs externes du syst\u00e8me solaire, loin au del\u00e0 des plan\u00e8tes dans une r\u00e9gion appel\u00e9e le nuage d&rsquo;Oort. Elles passent des millions d&rsquo;ann\u00e9es dans le nuage d&rsquo;Oort, jusqu&rsquo;\u00e0 ce qu&rsquo;elles soient guid\u00e9es dans une orbite qui les dirigent dans le syst\u00e8me solaire int\u00e9rieur. En analysant les orbites de 13 de ces com\u00e8tes, DR Murray a d\u00e9tect\u00e9 les signes indicateurs d&rsquo;un objet massif qui les a toutes guid\u00e9es dans leurs orbites respectives. \u00ab\u00a0bien que j&rsquo;ai seulement analys\u00e9 13 com\u00e8tes,\u00a0\u00bb dit en ligne sur la BBC, \u00ab\u00a0l&rsquo;effet est assez concluant. J&rsquo;ai calcul\u00e9 qu&rsquo;il y a <img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/spaw\/images\/457711.jpg?resize=220%2C220\" alt=\"\" width=\"220\" height=\"220\" align=\"left\" \/>seulement environ 1.700 pour 1 qu&rsquo;elle est due \u00e0 la chance.\u00a0\u00bb, il annonce l&rsquo;id\u00e9e que la plan\u00e8te invisible est plusieurs fois plus grande que la plus grande plan\u00e8te connue dans notre syst\u00e8me solaire, Jupiter. \u00c9tant jusqu&rsquo;ici \u00e0 trois mille milliards de milles du soleil, cela prendrait presque six millions d&rsquo;ann\u00e9es pour faire 1 tour de soleil. \u00ab\u00a0Ceci expliquerait pourquoi on ne l&rsquo;a jamais trouv\u00e9e.\u00a0\u00bb Direction oppos\u00e9e, il a calcul\u00e9 qu&rsquo;elle se situe dans la constellation de Delphinus (le dauphin). Mais la plan\u00e8te satellise notre soleil dans une direction oppos\u00e9e \u00e0 la direction prise par toutes les autres plan\u00e8tes connues. Ceci est la preuve qu&rsquo;elle n&rsquo;a pas \u00e9t\u00e9 form\u00e9e avec les autres plan\u00e8tes du soleil, et pourrait \u00eatre une plan\u00e8te \u00ab\u00a0qui s&rsquo;est \u00e9chapp\u00e9e\u00a0\u00bb d&rsquo;une autre \u00e9toile. Mais, si on la d\u00e9couvre physiquement, le DR Murray obtiendra-t-il une chance de la nommer ? \u00ab\u00a0probablement pas,\u00a0\u00bb dit-il. C&rsquo;est de la comp\u00e9tence d&rsquo;un comit\u00e9 international. Il pourrait tout de m\u00eame donner des id\u00e9es.<\/span><\/p>\n<p><span style=\"font-size: small;\">Info traduite de la BBC<\/span><\/p>\n<p class=\"bawpvc-ajax-counter\" data-id=\"2899\">(872)<\/p>\n<!--CusAds0-->\n<div style=\"font-size: 0px; height: 0px; line-height: 0px; margin: 0; padding: 0; clear: both;\"><\/div>","protected":false},"excerpt":{"rendered":"<p>Une Nouvelle plan\u00e8te d\u00e9couverte dans notre syst\u00e8me solaire en 2003. Un astronome BRITANNIQUE a d\u00e9couvert une nouvelle et bizarre plan\u00e8te&#8230;<\/p>\n","protected":false},"author":1,"featured_media":2900,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"ngg_post_thumbnail":0,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[22],"tags":[117,124,2569,2376,121,2568,2570,37],"class_list":["post-2899","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-espace","tag-espace","tag-jupiter","tag-nuage-oort","tag-oort","tag-planete","tag-planete-geante","tag-planete-x","tag-soleil","wpcat-22-id"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/04\/jupiter.jpg?fit=300%2C180&ssl=1","jetpack_shortlink":"https:\/\/wp.me\/p631RN-KL","jetpack-related-posts":[{"id":5703,"url":"https:\/\/www.laterredufutur.com\/accueil\/une-planete-geante-cachee-dans-notre-systeme-solaire\/","url_meta":{"origin":2899,"position":0},"title":"Une plan\u00e8te g\u00e9ante cach\u00e9e dans notre syst\u00e8me solaire?","author":"Admin","date":"18 f\u00e9vrier 2011","format":false,"excerpt":"L\u2019id\u00e9e para\u00eet saugrenue et la question sonne comme un canular. Et pourtant... Cette plan\u00e8te du nom de Tyche serait m\u00eame plus grande que la plus grande des plan\u00e8tes connues de notre syst\u00e8me solaire. Les scientifiques pensent avoir d\u00e9couvert la plus grosse plan\u00e8te du syst\u00e8me solaire. Tyche serait quatre fois plus\u2026","rel":"","context":"Dans &quot;Espace&quot;","block_context":{"text":"Espace","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/espace\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":17136,"url":"https:\/\/www.laterredufutur.com\/accueil\/decouverte-dune-nouvelle-planete-naine-dans-notre-systeme-solaire\/","url_meta":{"origin":2899,"position":1},"title":"D\u00e9couverte d\u2019une nouvelle plan\u00e8te naine dans notre syst\u00e8me solaire","author":"Admin","date":"9 novembre 2018","format":false,"excerpt":"Des scientifiques ont rep\u00e9r\u00e9, bien au-del\u00e0 de Pluton, une plan\u00e8te naine qu\u2019ils ont baptis\u00e9e \u00ab The goblin \u00bb (le gobelin). Sa d\u00e9couverte relance les th\u00e9ories sur l\u2019existence d\u2019une neuvi\u00e8me plan\u00e8te dans notre syst\u00e8me solaire. Le \u00ab gobelin \u00bb, ou 2015 TG387, est le troisi\u00e8me objet transneptunien extr\u00eame avec Sedna et\u2026","rel":"","context":"Dans &quot;Espace&quot;","block_context":{"text":"Espace","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/espace\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/11\/planet-goblin.jpg?fit=1200%2C675&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/11\/planet-goblin.jpg?fit=1200%2C675&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/11\/planet-goblin.jpg?fit=1200%2C675&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/11\/planet-goblin.jpg?fit=1200%2C675&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/11\/planet-goblin.jpg?fit=1200%2C675&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":22012,"url":"https:\/\/www.laterredufutur.com\/accueil\/la-comete-qui-a-aneanti-les-dinosaures-venait-du-nuage-de-oort\/","url_meta":{"origin":2899,"position":2},"title":"La com\u00e8te qui a an\u00e9anti les dinosaures venait du nuage de Oort","author":"Admin","date":"17 f\u00e9vrier 2021","format":false,"excerpt":"Il y a 66 millions d\u2019ann\u00e9e, un immense objet a frapp\u00e9 la Terre, y provoquant l\u2019extinction d\u2019une grande partie de la vie, dont celle des dinosaures. Vous avez probablement appris \u00e0 l\u2019\u00e9cole qu\u2019il s\u2019agissait d\u2019un ast\u00e9ro\u00efde, mais selon une nouvelle th\u00e9orie, il s\u2019agissait en r\u00e9alit\u00e9 un fragment de com\u00e8te, venue\u2026","rel":"","context":"Dans &quot;Arch\u00e9ologie&quot;","block_context":{"text":"Arch\u00e9ologie","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/archeologie\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/02\/comete-dinosaure.jpg?fit=1000%2C749&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/02\/comete-dinosaure.jpg?fit=1000%2C749&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/02\/comete-dinosaure.jpg?fit=1000%2C749&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/02\/comete-dinosaure.jpg?fit=1000%2C749&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":20243,"url":"https:\/\/www.laterredufutur.com\/accueil\/letoile-de-scholz-a-frole-notre-systeme-solaire-il-y-a-70000-ans\/","url_meta":{"origin":2899,"position":3},"title":"L\u2019\u00e9toile de Scholz a fr\u00f4l\u00e9 notre syst\u00e8me solaire il y a 70000 ans","author":"Admin","date":"2 janvier 2020","format":false,"excerpt":"Une \u00e9tude vient de montrer que l\u2019\u00e9toile de Scholz, en plus d\u2019avoir \u00e9t\u00e9 la plus proche de notre syst\u00e8me solaire, aurait influenc\u00e9 la r\u00e9partition et la trajectoire de plusieurs com\u00e8tes. En 2015, des scientifiques communiquaient une \u00e9tonnante d\u00e9couverte dans l\u2019Astrophysical Journal Letters : il y a 70 000 ans, une\u2026","rel":"","context":"Dans &quot;Espace&quot;","block_context":{"text":"Espace","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/espace\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/11\/l%E2%80%99%C3%A9toile-de-Scholz.jpg?fit=1200%2C675&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/11\/l%E2%80%99%C3%A9toile-de-Scholz.jpg?fit=1200%2C675&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/11\/l%E2%80%99%C3%A9toile-de-Scholz.jpg?fit=1200%2C675&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/11\/l%E2%80%99%C3%A9toile-de-Scholz.jpg?fit=1200%2C675&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/11\/l%E2%80%99%C3%A9toile-de-Scholz.jpg?fit=1200%2C675&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":11671,"url":"https:\/\/www.laterredufutur.com\/accueil\/le-systeme-solaire-une-neuvieme-planete\/","url_meta":{"origin":2899,"position":4},"title":"Le syst\u00e8me solaire : Une neuvi\u00e8me plan\u00e8te","author":"Admin","date":"13 avril 2016","format":false,"excerpt":"Le syst\u00e8me solaire comprend le Soleil et tous les objets plus petits qui tournent autour de lui. \u00c0 part le Soleil, les plus gros objets du syst\u00e8me solaire sont les huit grandes plan\u00e8tes. Les plus proches du Soleil sont les quatre plan\u00e8tes rocheuses, relativement petites : Mercure, V\u00e9nus, la Terre\u2026","rel":"","context":"Dans &quot;Espace&quot;","block_context":{"text":"Espace","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/espace\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/01\/pluton-ciel-bleu-glace-nasa-1.jpg?fit=648%2C415&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/01\/pluton-ciel-bleu-glace-nasa-1.jpg?fit=648%2C415&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/01\/pluton-ciel-bleu-glace-nasa-1.jpg?fit=648%2C415&ssl=1&resize=525%2C300 1.5x"},"classes":[]},{"id":10682,"url":"https:\/\/www.laterredufutur.com\/accueil\/possible-existence-dune-9e-planete-dans-le-systeme-solaire\/","url_meta":{"origin":2899,"position":5},"title":"Possible existence d&rsquo;une 9e plan\u00e8te dans le syst\u00e8me solaire","author":"Admin","date":"20 janvier 2016","format":false,"excerpt":"Voici une information qui vient de tomber et des plus s\u00e9rieuses. Des scientifiques am\u00e9ricains disent avoir trouv\u00e9 des preuves de l'existence d'une neuvi\u00e8me plan\u00e8te dans le syst\u00e8me solaire. Des chercheurs am\u00e9ricains ont d\u00e9couvert des indications selon lesquelles une neuvi\u00e8me plan\u00e8te, tr\u00e8s grosse, existerait dans notre syst\u00e8me solaire, ont-ils indiqu\u00e9 mercredi.\u2026","rel":"","context":"Dans &quot;Espace&quot;","block_context":{"text":"Espace","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/espace\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/01\/neuvieme-planete-systeme-solaire.jpg?fit=831%2C494&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/01\/neuvieme-planete-systeme-solaire.jpg?fit=831%2C494&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/01\/neuvieme-planete-systeme-solaire.jpg?fit=831%2C494&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/01\/neuvieme-planete-systeme-solaire.jpg?fit=831%2C494&ssl=1&resize=700%2C400 2x"},"classes":[]}],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/2899","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/comments?post=2899"}],"version-history":[{"count":1,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/2899\/revisions"}],"predecessor-version":[{"id":2901,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/2899\/revisions\/2901"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media\/2900"}],"wp:attachment":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media?parent=2899"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/categories?post=2899"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/tags?post=2899"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}