{"id":2477,"date":"2015-02-22T23:00:00","date_gmt":"2015-02-22T22:00:00","guid":{"rendered":"http:\/\/www.laterredufutur.com\/wordpress\/?p=2477"},"modified":"2015-02-22T23:00:00","modified_gmt":"2015-02-22T22:00:00","slug":"une-etoile-est-passee-aux-confins-de-notre-systeme-solaire-il-y-a-70-000-ans","status":"publish","type":"post","link":"https:\/\/www.laterredufutur.com\/accueil\/une-etoile-est-passee-aux-confins-de-notre-systeme-solaire-il-y-a-70-000-ans\/","title":{"rendered":"Une \u00e9toile est pass\u00e9e aux confins de notre syst\u00e8me solaire il y a 70 000 ans"},"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 style=\"text-align: justify;\"><span style=\"color: #000000;\"><span style=\"font-size: small;\"><img data-recalc-dims=\"1\" decoding=\"async\" data-attachment-id=\"2475\" data-permalink=\"https:\/\/www.laterredufutur.com\/accueil\/une-etoile-est-passee-aux-confins-de-notre-systeme-solaire-il-y-a-70-000-ans\/_spaw_images_457711\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/02\/.._spaw_images_457711.jpg?fit=220%2C220&amp;ssl=1\" data-orig-size=\"220,220\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\".._spaw_images_457711\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/02\/.._spaw_images_457711.jpg?fit=220%2C220&amp;ssl=1\" class=\" alignleft size-full wp-image-2475\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/wordpress\/wp-content\/uploads\/2015\/02\/.._spaw_images_457711.jpg?w=120\" border=\"0\"  style=\"border: 0px; float: left;\" srcset=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/02\/.._spaw_images_457711.jpg?w=220&amp;ssl=1 220w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/02\/.._spaw_images_457711.jpg?resize=150%2C150&amp;ssl=1 150w\" sizes=\"(max-width: 220px) 100vw, 220px\" \/>D&rsquo;un point de vue astronomique, elle n&rsquo;est pas pass\u00e9e loin. Une \u00e9toile est pass\u00e9e aux confins de notre syst\u00e8me solaire il y a 70 000 ans. Il s&rsquo;agit de la plus proche rencontre connue \u00e0 ce jour avec une autre \u00e9toile, selon une \u00e9quipe internationale d&rsquo;astronomes.<\/span><\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><span style=\"font-size: small;\">L&rsquo;astre de faible masse, peu brillant, une naine rouge, a probablement travers\u00e9 la partie la plus \u00e9loign\u00e9e du nuage d&rsquo;Oort o\u00f9 se trouvent de nombreuses com\u00e8tes, dont la partie externe formerait la fronti\u00e8re gravitationnelle du syst\u00e8me solaire, situ\u00e9e \u00e0 plus de mille fois la distance entre le Soleil et Pluton.<\/span><\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><span style=\"font-size: small;\">   <br \/><\/span><\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><span style=\"font-size: small;\">Aucune autre \u00e9toile ne s&rsquo;est autant approch\u00e9e du syst\u00e8me solaire, \u00e0 savoir cinq fois plus pr\u00e8s que celle qui est aujourd&rsquo;hui la plus proche du Soleil, Proxima du Centaure (4,2 ann\u00e9es-lumi\u00e8re), pr\u00e9cisent ces scientifiques am\u00e9ricains, europ\u00e9ens et sud-am\u00e9ricains dans leurs travaux, publi\u00e9s mardi 17 f\u00e9vrier, dans la revue scientifique Astrophysical Journal Letters (site en anglais).<\/span><\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><span style=\"font-size: small;\"><img data-recalc-dims=\"1\" decoding=\"async\" data-attachment-id=\"2476\" data-permalink=\"https:\/\/www.laterredufutur.com\/accueil\/une-etoile-est-passee-aux-confins-de-notre-systeme-solaire-il-y-a-70-000-ans\/_spaw_images_nuage-d-oort\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/02\/.._spaw_images_nuage-d-oort.jpg?fit=460%2C519&amp;ssl=1\" data-orig-size=\"460,519\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\".._spaw_images_nuage-d-oort\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/02\/.._spaw_images_nuage-d-oort.jpg?fit=460%2C519&amp;ssl=1\" class=\" size-full wp-image-2476\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/wordpress\/wp-content\/uploads\/2015\/02\/.._spaw_images_nuage-d-oort.jpg?w=450\" border=\"0\"  style=\"border: 0px;\" srcset=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/02\/.._spaw_images_nuage-d-oort.jpg?w=460&amp;ssl=1 460w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/02\/.._spaw_images_nuage-d-oort.jpg?resize=266%2C300&amp;ssl=1 266w\" sizes=\"(max-width: 460px) 100vw, 460px\" \/><br \/><\/span><\/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 style=\"text-align: justify;\"><span style=\"color: #000000;\"><span style=\"font-size: small;\">Elle est actuellement \u00e0 20 ann\u00e9es-lumi\u00e8re du Soleil<\/span><\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><span style=\"font-size: small;\">L&rsquo;analyse de la trajectoire de cette naine rouge r\u00e9cemment d\u00e9couverte, baptis\u00e9e \u00ab\u00a0l&rsquo;\u00e9toile de Scholz\u00a0\u00bb, indique qu&rsquo;elle s&rsquo;est trouv\u00e9e \u00e0 environ 0,8 ann\u00e9e-lumi\u00e8re du Soleil &#8211; soit 8 000 milliards de kilom\u00e8tres -, une distance proche en termes astronomiques, soulignent ces astronomes. Elle est actuellement \u00e0 20 ann\u00e9es-lumi\u00e8re du Soleil, a pr\u00e9cis\u00e9 Eric Mamajek, professeur adjoint d&rsquo;astronomie \u00e0 l&rsquo;universit\u00e9 de Rochester (Etats-Unis).<\/span><\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><span style=\"font-size: small;\">Utilisant des spectrographes de grands t\u00e9lescopes en Afrique du Sud et au Chili, ces scientifiques ont pu, en calculant la vitesse de l&rsquo;\u00e9toile remonter dans le temps et reconstituer sa trajectoire. Ils ont aussi d\u00e9termin\u00e9 qu&rsquo;elle s&rsquo;\u00e9loignait de nous.<\/span><\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><span style=\"font-size: small;\">source :\u00a0<span style=\"color: #006621; font-family: arial, sans-serif; font-size: 14px; line-height: 16px; white-space: nowrap;\">www.francetvinfo.fr<\/span><\/span><\/span><\/p>\n<p> <script async src=\"\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script> <!-- TDF2 --> <ins class=\"adsbygoogle\"      style=\"display:inline-block;width:336px;height:280px\"      data-ad-client=\"ca-pub-2860849627502538\"      data-ad-slot=\"1340140919\"><\/ins> <script> (adsbygoogle = window.adsbygoogle || []).push({}); <\/script><\/p>\n<p class=\"bawpvc-ajax-counter\" data-id=\"2477\">(485)<\/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 style=\"text-align: justify;\"><span style=\"color: #000000;\"><span style=\"font-size: small;\"><img decoding=\"async\" class=\" alignleft size-full wp-image-2475\" src=\"http:\/\/www.laterredufutur.com\/wordpress\/wp-content\/uploads\/2015\/02\/.._spaw_images_457711.jpg\" border=\"0\" width=\"120\" style=\"border: 0px; float: left;\" srcset=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/02\/.._spaw_images_457711.jpg?w=220&amp;ssl=1 220w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/02\/.._spaw_images_457711.jpg?resize=150%2C150&amp;ssl=1 150w\" sizes=\"(max-width: 220px) 100vw, 220px\" \/>D&rsquo;un point de vue astronomique, elle n&rsquo;est pas pass\u00e9e loin. Une \u00e9toile est pass\u00e9e aux confins de notre syst\u00e8me solaire il y a 70 000 ans. Il s&rsquo;agit de la plus proche rencontre connue \u00e0 ce jour avec une autre \u00e9toile, selon une \u00e9quipe internationale d&rsquo;astronomes.<\/span><\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><span style=\"font-size: small;\">L&rsquo;astre de faible masse, peu brillant, une naine rouge, a probablement travers\u00e9 la partie la plus \u00e9loign\u00e9e du nuage d&rsquo;Oort o\u00f9 se trouvent de nombreuses com\u00e8tes, dont la partie externe formerait la fronti\u00e8re gravitationnelle du syst\u00e8me solaire, situ\u00e9e \u00e0 plus de mille fois la distance entre le Soleil et Pluton.<\/span><\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><span style=\"font-size: small;\"> <\/p>\n","protected":false},"author":1,"featured_media":2475,"comment_status":"open","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":[2379,670,2378,364,2377,2376,37,363],"class_list":["post-2477","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-espace","tag-70000-ans","tag-etoile","tag-frontiere","tag-naine-rouge","tag-nuage-de-oort","tag-oort","tag-soleil","tag-systeme-solaire","wpcat-22-id"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/02\/.._spaw_images_457711.jpg?fit=220%2C220&ssl=1","jetpack_shortlink":"https:\/\/wp.me\/p631RN-DX","jetpack-related-posts":[{"id":20243,"url":"https:\/\/www.laterredufutur.com\/accueil\/letoile-de-scholz-a-frole-notre-systeme-solaire-il-y-a-70000-ans\/","url_meta":{"origin":2477,"position":0},"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":16443,"url":"https:\/\/www.laterredufutur.com\/accueil\/une-etoile-extraterrestre-a-balaye-notre-systeme-solaire-il-y-a-70-000-ans\/","url_meta":{"origin":2477,"position":1},"title":"Une \u00e9toile a balay\u00e9 notre syst\u00e8me solaire il y a 70 000 ans","author":"Admin","date":"2 avril 2018","format":false,"excerpt":"A l'\u00e9poque o\u00f9 les humains quittaient l'Afrique, notre syst\u00e8me solaire a connu une visite stellaire. Il y a environ 70 000 ans, alors que l'humanit\u00e9 quittait l'Afrique, une \u00e9toile a balay\u00e9 notre syst\u00e8me solaire. L'\u00e9toile de Scholz qui est connue, et repr\u00e9sente 9% de la masse de notre propre Soleil,\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\/03\/etoile-rouge_scholz.jpg?fit=1024%2C415&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/03\/etoile-rouge_scholz.jpg?fit=1024%2C415&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/03\/etoile-rouge_scholz.jpg?fit=1024%2C415&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/03\/etoile-rouge_scholz.jpg?fit=1024%2C415&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":6415,"url":"https:\/\/www.laterredufutur.com\/accueil\/il-y-a-70-000-ans-la-terre-avait-deux-soleils\/","url_meta":{"origin":2477,"position":2},"title":"Il y a 70 000 ans, la Terre avait deux soleils","author":"Admin","date":"15 mai 2015","format":false,"excerpt":"VU SUR... SCIENCE ET VIE. Une naine rouge \u00e9mettant peu de lumi\u00e8re, rep\u00e9rable sur les t\u00e9lescopes depuis 70 ans, vient tout juste d'\u00eatre analys\u00e9e. Et fait \u00e9tonnant, la petite \u00e9toile a brill\u00e9 au c\u00f4t\u00e9 du soleil il y a 70.000 ans... comme un deuxi\u00e8me soleil. \"Nos anc\u00eatres ont pu la\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\/2015\/05\/Star-Wars-Tatooine-Sunset.jpg?fit=1047%2C600&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/05\/Star-Wars-Tatooine-Sunset.jpg?fit=1047%2C600&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/05\/Star-Wars-Tatooine-Sunset.jpg?fit=1047%2C600&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/05\/Star-Wars-Tatooine-Sunset.jpg?fit=1047%2C600&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":22012,"url":"https:\/\/www.laterredufutur.com\/accueil\/la-comete-qui-a-aneanti-les-dinosaures-venait-du-nuage-de-oort\/","url_meta":{"origin":2477,"position":3},"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":17136,"url":"https:\/\/www.laterredufutur.com\/accueil\/decouverte-dune-nouvelle-planete-naine-dans-notre-systeme-solaire\/","url_meta":{"origin":2477,"position":4},"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":22660,"url":"https:\/\/www.laterredufutur.com\/accueil\/une-comete-geante-file-vers-saturne\/","url_meta":{"origin":2477,"position":5},"title":"Une com\u00e8te g\u00e9ante file vers Saturne","author":"Admin","date":"24 juin 2021","format":false,"excerpt":"D\u00e9tect\u00e9 il y a presque sept ans mais identifi\u00e9 seulement r\u00e9cemment, un objet com\u00e9taire, peut-\u00eatre de la taille d'une plan\u00e8te naine, fonce vers le Soleil et Saturne. Sur une orbite particuli\u00e8rement excentrique, cette probable com\u00e8te g\u00e9ante provient du mythique nuage de Oort, aux confins du Syst\u00e8me solaire. C'est le buzz\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\/2021\/06\/2014-UN271-comete-1.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\/2021\/06\/2014-UN271-comete-1.jpg?fit=1200%2C675&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/06\/2014-UN271-comete-1.jpg?fit=1200%2C675&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/06\/2014-UN271-comete-1.jpg?fit=1200%2C675&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2021\/06\/2014-UN271-comete-1.jpg?fit=1200%2C675&ssl=1&resize=1050%2C600 3x"},"classes":[]}],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/2477","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=2477"}],"version-history":[{"count":0,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/2477\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media\/2475"}],"wp:attachment":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media?parent=2477"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/categories?post=2477"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/tags?post=2477"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}