{"id":15519,"date":"2017-07-24T20:00:22","date_gmt":"2017-07-24T18:00:22","guid":{"rendered":"http:\/\/www.laterredufutur.com\/accueil\/?p=15519"},"modified":"2017-07-07T12:06:57","modified_gmt":"2017-07-07T10:06:57","slug":"sphere-detecte-sa-premiere-exoplanete-en-observation-directe-a-385-annees-lumiere","status":"publish","type":"post","link":"https:\/\/www.laterredufutur.com\/accueil\/sphere-detecte-sa-premiere-exoplanete-en-observation-directe-a-385-annees-lumiere\/","title":{"rendered":"Sph\u00e8re d\u00e9tecte sa premi\u00e8re exoplan\u00e8te en observation directe, \u00e0 385 ann\u00e9es-lumi\u00e8re"},"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>Si la NASA d\u00e9busque des exoplan\u00e8tes par centaines gr\u00e2ce au t\u00e9lescope spatial Kepler, l&rsquo;Europe n&rsquo;est pas en reste avec l\u2019instrument Sph\u00e8re. Celui-ci est install\u00e9 sur Terre et observe directement des exoplan\u00e8tes. Il vient de faire sa premi\u00e8re d\u00e9couverte : HIP65426. Elle se trouve \u00e0 385 ann\u00e9es-lumi\u00e8re.<\/p>\n<p>Depuis toujours l&rsquo;Homme a les yeux tourn\u00e9s vers le ciel et il se demande bien ce qui se cache dans l&rsquo;immensit\u00e9 de l&rsquo;univers. Nous savons qu&rsquo;il compte des centaines de milliards d&rsquo;\u00e9toiles et au moins autant d&rsquo;exoplan\u00e8tes gravitant autour. La premi\u00e8re a \u00e9t\u00e9 d\u00e9couverte il y a un peu plus de vingt ans seulement (en 1995). Aujourd&rsquo;hui, plus de 3 600 ont \u00e9t\u00e9 d\u00e9tect\u00e9es, notamment gr\u00e2ce au satellite Kepler, mais bien souvent par une observation indirecte.<\/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>Le CNRS annonce aujourd&rsquo;hui que \u00ab l&rsquo;instrument europ\u00e9en Sph\u00e8re vient d&rsquo;obtenir pour la premi\u00e8re fois le clich\u00e9 d&rsquo;une exoplan\u00e8te gr\u00e2ce \u00e0 des m\u00e9thodes de d\u00e9tection directe \u00bb. Or, \u00e0 ce jour, seule une poign\u00e9e d&rsquo;exoplan\u00e8te ont pu \u00eatre observ\u00e9e de cette mani\u00e8re affirme le CNRS.<\/p>\n<p>Il s&rsquo;agit de la premi\u00e8re concr\u00e9tisation d&rsquo;un projet lanc\u00e9 en 2006. Il est au travail depuis 2014 sur l&rsquo;un des quatre miroirs g\u00e9ants du Tr\u00e8s Grand T\u00e9lescope de l&rsquo;Observatoire europ\u00e9en austral (ESO) au Chili.<\/p>\n<p>source :&nbsp;<a href=\"https:\/\/www.nextinpact.com\/news\/104735-sphere-detecte-sa-premiere-exoplanete-en-observation-directe-a-385-annees-lumiere.htm?skipua=1\" target=\"_blank\" rel=\"noopener\">https:\/\/www.nextinpact.com\/<\/a><\/p>\n<p class=\"bawpvc-ajax-counter\" data-id=\"15519\">(377)<\/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>Si la NASA d\u00e9busque des exoplan\u00e8tes par centaines gr\u00e2ce au t\u00e9lescope spatial Kepler, l&rsquo;Europe n&rsquo;est pas en reste avec l\u2019instrument&#8230;<\/p>\n","protected":false},"author":1,"featured_media":6731,"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":"Sph\u00e8re d\u00e9tecte sa premi\u00e8re exoplan\u00e8te en observation directe, \u00e0 385 ann\u00e9es-lumi\u00e8re @laterredufutur","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"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":[3179,117,359,121,6474],"class_list":["post-15519","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-espace","tag-chili","tag-espace","tag-exoplanete","tag-planete","tag-sphere","wpcat-22-id"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/05\/exoplanete.jpg?fit=648%2C415&ssl=1","jetpack_shortlink":"https:\/\/wp.me\/p631RN-42j","jetpack-related-posts":[{"id":12156,"url":"https:\/\/www.laterredufutur.com\/accueil\/la-nasa-vient-dannoncer-la-decouverte-de-1284-nouvelles-exoplanetes\/","url_meta":{"origin":15519,"position":0},"title":"La Nasa vient d&rsquo;annoncer la d\u00e9couverte de 1284 nouvelles exoplan\u00e8tes","author":"Admin","date":"10 mai 2016","format":false,"excerpt":"La NASA affirme avoir d\u00e9couvert pas moins de 1284 nouvelles exoplan\u00e8tes comparables \u00e0 la Terre, ce qui porte \u00e0 2325 nouveaux objets c\u00e9lestes d\u00e9couverts par le t\u00e9lescope Kepler. Selon la NASA, 9 de ces plan\u00e8tes sont situ\u00e9es dans la zone d\u00e9finie comme \u00ab habitable \u00bb, c'est-\u00e0-dire assez pr\u00e8s du 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\/2016\/05\/Kepler-planetes.jpg?fit=1200%2C807&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/05\/Kepler-planetes.jpg?fit=1200%2C807&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/05\/Kepler-planetes.jpg?fit=1200%2C807&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/05\/Kepler-planetes.jpg?fit=1200%2C807&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/05\/Kepler-planetes.jpg?fit=1200%2C807&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":8563,"url":"https:\/\/www.laterredufutur.com\/accueil\/exoplanetes-2-000-decouvertes-en-vingt-ans\/","url_meta":{"origin":15519,"position":1},"title":"Exoplan\u00e8tes : 2 000 d\u00e9couvertes en vingt ans","author":"Admin","date":"18 octobre 2015","format":false,"excerpt":"Le 6 octobre 1995, Michel Mayor et Didier Queloz, de l\u2019Observatoire de Gen\u00e8ve, annon\u00e7aient la d\u00e9couverte de la premi\u00e8re exoplan\u00e8te \u2013 une \u00ab super-Jupiter \u00bb \u2013 tournant autour d\u2019une \u00e9toile ressemblant \u00e0 notre Soleil. La chasse \u00e0 ces astres dont on soup\u00e7onnait l\u2019existence depuis l\u2019Antiquit\u00e9 \u00e9tait relanc\u00e9e, mais pendant plusieurs\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\/2013\/11\/pandora-exo.jpg?fit=450%2C253&ssl=1&resize=350%2C200","width":350,"height":200},"classes":[]},{"id":27282,"url":"https:\/\/www.laterredufutur.com\/accueil\/la-nasa-confirme-6-000-exoplanetes-decouvertes-a-ce-jour\/","url_meta":{"origin":15519,"position":2},"title":"La NASA confirme : 6 000 exoplan\u00e8tes d\u00e9couvertes \u00e0 ce jour !","author":"Admin","date":"29 septembre 2025","format":false,"excerpt":"L'\u00e8re des exoplan\u00e8tes a commenc\u00e9 en 1992, lorsque des astronomes ont d\u00e9tect\u00e9 une paire de plan\u00e8tes en orbite autour d'un pulsar . Puis, en 1995, ils ont d\u00e9couvert la premi\u00e8re exoplan\u00e8te en orbite autour d'une \u00e9toile de la s\u00e9quence principale. Avec le lancement des missions Kepler et TESS de 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\/2024\/07\/exoplanete-ocean.jpg?fit=1024%2C1024&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2024\/07\/exoplanete-ocean.jpg?fit=1024%2C1024&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2024\/07\/exoplanete-ocean.jpg?fit=1024%2C1024&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2024\/07\/exoplanete-ocean.jpg?fit=1024%2C1024&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":20771,"url":"https:\/\/www.laterredufutur.com\/accueil\/decouverte-de-kepler-1649c-une-exoplanete-tres-comparable-a-la-terre\/","url_meta":{"origin":15519,"position":3},"title":"D\u00e9couverte de Kepler-1649c, une exoplan\u00e8te tr\u00e8s comparable \u00e0 la Terre ?","author":"Admin","date":"17 avril 2020","format":false,"excerpt":"Existe-t-il une seconde Terre? Malgr\u00e9 sa fin d'exploitation annonc\u00e9e en 2018, Kepler, le t\u00e9lescope spatial de la Nasa, a laiss\u00e9 un important h\u00e9ritage aux scientifiques de l'agence spatiale am\u00e9ricaine. Et parmi ces donn\u00e9es, l'\u00e9tude des 2681 exoplan\u00e8tes observ\u00e9es durant ses neuf ann\u00e9es de services. Kepler-1649c fait partie de cette longue\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\/2020\/04\/Kepler-1649c-scaled.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\/2020\/04\/Kepler-1649c-scaled.jpg?fit=1200%2C675&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/04\/Kepler-1649c-scaled.jpg?fit=1200%2C675&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/04\/Kepler-1649c-scaled.jpg?fit=1200%2C675&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/04\/Kepler-1649c-scaled.jpg?fit=1200%2C675&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":10458,"url":"https:\/\/www.laterredufutur.com\/accueil\/kepler-a-decouvert-100-exoplanetes-ces-derniers-mois\/","url_meta":{"origin":15519,"position":4},"title":"Kepler a d\u00e9couvert 100 exoplan\u00e8tes ces derniers mois","author":"Admin","date":"12 janvier 2016","format":false,"excerpt":"Kepler a commenc\u00e9 sa carri\u00e8re en 2009 et il a d\u00e9tect\u00e9 des dizaines d\u2019\u00e9toiles mais aussi des centaines de corps c\u00e9lestes en l\u2019espace de quelques ann\u00e9es. Gr\u00e2ce \u00e0 lui, la NASA a une meilleure connaissance de la Voie Lact\u00e9e et des astres qu\u2019elle dissimule. Mieux, le t\u00e9lescope a m\u00eame identifi\u00e9\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\/07\/telescope-kepler.jpg?fit=800%2C600&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/07\/telescope-kepler.jpg?fit=800%2C600&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/07\/telescope-kepler.jpg?fit=800%2C600&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/07\/telescope-kepler.jpg?fit=800%2C600&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":2400,"url":"https:\/\/www.laterredufutur.com\/accueil\/kepler-detecte-deux-planetes-presque-identiques-a-la-terre\/","url_meta":{"origin":15519,"position":5},"title":"Kepler d\u00e9tecte deux plan\u00e8tes presque identiques \u00e0 la Terre","author":"Admin","date":"6 janvier 2015","format":false,"excerpt":"Taille: comparable \u00e0 la Terre. Composition: sans doute rocheuse. Temp\u00e9rature: agr\u00e9able. Mardi 6 janvier 2014, des scientifiques ont annonc\u00e9 la d\u00e9couverte de deux plan\u00e8tes lointaines qui semblent \u00eatre d'excellentes candidates pour offrir des conditions propices \u00e0 la vie. La premi\u00e8re serait m\u00eame la plan\u00e8te la plus semblable \u00e0 la Terre\u2026","rel":"","context":"Dans &quot;Espace&quot;","block_context":{"text":"Espace","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/espace\/"},"img":{"alt_text":"kepler","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2011\/12\/kepler-0.jpg?fit=494%2C351&ssl=1&resize=350%2C200","width":350,"height":200},"classes":[]}],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/15519","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=15519"}],"version-history":[{"count":1,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/15519\/revisions"}],"predecessor-version":[{"id":15520,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/15519\/revisions\/15520"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media\/6731"}],"wp:attachment":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media?parent=15519"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/categories?post=15519"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/tags?post=15519"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}