{"id":14386,"date":"2017-01-03T00:00:26","date_gmt":"2017-01-02T23:00:26","guid":{"rendered":"http:\/\/www.laterredufutur.com\/accueil\/?p=14386"},"modified":"2016-12-18T17:24:41","modified_gmt":"2016-12-18T16:24:41","slug":"une-planete-avec-des-nuages-de-rubis-et-de-saphirs","status":"publish","type":"post","link":"https:\/\/www.laterredufutur.com\/accueil\/une-planete-avec-des-nuages-de-rubis-et-de-saphirs\/","title":{"rendered":"Une plan\u00e8te avec des nuages de rubis et de saphirs"},"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>Pour la premi\u00e8re fois d\u00e9couverte en 2008, HAT-P-7b est une plan\u00e8te 16 fois plus grande et 500 fois plus massive que la Terre. Elle orbite autour d&rsquo;une \u00e9toile deux fois plus grande et 50 % plus massive que notre Soleil.<\/p>\n<p>Situ\u00e9e \u00e0 plus de 1040 ann\u00e9es-lumi\u00e8re de notre syst\u00e8me solaire dans la constellation du Cygne, soit plus de 9,83 millions de milliards de kilom\u00e8tres, cette exoplan\u00e8te conna\u00eet des \u00a0\u00bb vents de rubis et de saphirs \u00ab\u00a0, d&rsquo;apr\u00e8s l&rsquo;universit\u00e9 de Warwick.<\/p>\n<p>Une \u00e9tude de chercheurs de cette universit\u00e9, ainsi que d&rsquo;autres universit\u00e9s britanniques, a \u00e9t\u00e9 publi\u00e9e en ligne cette semaine par la revue Nature Astronomy. Selon cette \u00e9tude, des nuages sur HAT-P-7b pourraient \u00eatre form\u00e9s de corindon. Un min\u00e9ral dont certaines vari\u00e9t\u00e9s de pierres sont des pierres pr\u00e9cieuses, comme donc le rubis et le saphir.<\/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>Un jet \u00e9quatorial se manifeste par des vents violents qui a leur vitesse la plus rapide poussent des nuages charg\u00e9s en corindon \u00e0 travers la plan\u00e8te. Ces nuages se formeraient sur la face nocturne de la plan\u00e8te et s&rsquo;\u00e9vaporeraient rapidement sur la face continuellement expos\u00e9e au jour o\u00f9 la temp\u00e9rature moyenne est de 2860 \u00b0K, soit pr\u00e8s de 2590 \u00b0C.<\/p>\n<p>HAT-P-7b est une exoplan\u00e8te dite de type Jupiter chaud. Une g\u00e9ante gazeuse qui est 40 % plus grande que Jupiter et plus massive. Sur Jupiter, voire sur Saturne, il est suppos\u00e9 des pluies de diamants.<\/p>\n<p>source : <a href=\"http:\/\/www.generation-nt.com\/planete-gazeuse-rubis-saphir-hat-p-7p-jupiter-actualite-1937077.html\" target=\"_blank\">http:\/\/www.generation-nt.com\/<\/a><\/p>\n<p class=\"bawpvc-ajax-counter\" data-id=\"14386\">(522)<\/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>Pour la premi\u00e8re fois d\u00e9couverte en 2008, HAT-P-7b est une plan\u00e8te 16 fois plus grande et 500 fois plus massive&#8230;<\/p>\n","protected":false},"author":1,"featured_media":14387,"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_post_was_ever_published":false,"_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":"Une plan\u00e8te avec des nuages de rubis et de saphirs @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}},"categories":[22],"tags":[6253,6251,359,5040,6252,121],"class_list":["post-14386","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-espace","tag-2008-hat-p-7b","tag-diamant","tag-exoplanete","tag-geante-gazeuse","tag-hat-p-7b","tag-planete","wpcat-22-id"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/12\/hat-p-7b_exoplanete.jpg?fit=600%2C400&ssl=1","jetpack_shortlink":"https:\/\/wp.me\/p631RN-3K2","jetpack-related-posts":[{"id":17375,"url":"https:\/\/www.laterredufutur.com\/accueil\/decouverte-de-planetes-recouvertes-de-pierres-precieuses\/","url_meta":{"origin":14386,"position":0},"title":"D\u00e9couverte de plan\u00e8tes recouvertes de pierres pr\u00e9cieuses","author":"Admin","date":"8 janvier 2019","format":false,"excerpt":"Les pierres pr\u00e9cieuses sont peut-\u00eatre relativement rares et cach\u00e9es dans les profondeurs de la Terre, mais l\u2019espace est un v\u00e9ritable tr\u00e9sor.\u00a0Les astronomes ont trouv\u00e9 une nouvelle classe de plan\u00e8tes, et elles sont si abondantes dans les compos\u00e9s qui fabriquent des saphirs et des rubis, elles pourraient bien briller de mille\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\/12\/plan%C3%A8te-saphyr.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\/12\/plan%C3%A8te-saphyr.jpg?fit=1024%2C415&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/12\/plan%C3%A8te-saphyr.jpg?fit=1024%2C415&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/12\/plan%C3%A8te-saphyr.jpg?fit=1024%2C415&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":329,"url":"https:\/\/www.laterredufutur.com\/accueil\/exoplanete-potentiellement-habitable\/","url_meta":{"origin":14386,"position":1},"title":"Une exoplan\u00e8te potentiellement habitable d\u00e9couverte","author":"Admin","date":"26 mai 2011","format":false,"excerpt":"Une des plan\u00e8tes tournant autour de l\u2019\u00e9toile naine Gliese 581 pourrait s\u2019av\u00e9rer \"habitable\"\u00a0avec un climat propice \u00e0 la pr\u00e9sence d\u2019eau liquide et \u00e0 la vie, selon une \u00e9tude que vient de publier une \u00e9quipe de climatologues. Sept fois plus massive que la Terre et vraisemblablement rocheuse, Gliese 581d \"pourrait devenir\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\/2011\/05\/gliese581.jpg?fit=300%2C216&ssl=1&resize=350%2C200","width":350,"height":200},"classes":[]},{"id":21596,"url":"https:\/\/www.laterredufutur.com\/accueil\/decouverte-de-24-exoplanetes-ou-la-vie-serait-plus-douce-que-sur-la-terre\/","url_meta":{"origin":14386,"position":2},"title":"D\u00e9couverte de 24 exoplan\u00e8tes o\u00f9 la vie serait plus douce que sur la Terre","author":"Admin","date":"18 novembre 2020","format":false,"excerpt":"La Terre n'est pas n\u00e9cessairement la meilleure plan\u00e8te de l'univers.\u00a0Les chercheurs ont identifi\u00e9 deux douzaines de plan\u00e8tes en dehors de notre syst\u00e8me solaire qui peuvent avoir des conditions plus propices \u00e0 la vie que la n\u00f4tre.\u00a0Certaines de ces plan\u00e8tes en orbite autour de ces \u00e9toiles pourraient \u00eatre meilleures que 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\/2020\/11\/exoplanete.jpg?fit=1024%2C512&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/exoplanete.jpg?fit=1024%2C512&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/exoplanete.jpg?fit=1024%2C512&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/exoplanete.jpg?fit=1024%2C512&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":24206,"url":"https:\/\/www.laterredufutur.com\/accueil\/24-exoplanetes-connues-serait-plus-habitables-que-la-terre\/","url_meta":{"origin":14386,"position":3},"title":"24 exoplan\u00e8tes connues serait plus habitables que la Terre","author":"Admin","date":"8 juillet 2022","format":false,"excerpt":"Le fait que la Terre regorge de vie fait qu'il semble \u00e9trange de se demander s'il pourrait y avoir d'autres plan\u00e8tes dans notre galaxie qui pourraient \u00eatre encore plus propices \u00e0 la vie. Ignorer ces plan\u00e8tes \u00ab superhabitables \u00bb s'assimilerait \u00e0 du nombrilisme et de l'\u00e9gocentrisme. Le plus important du\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\/2022\/07\/planete-superhabitable.jpg?fit=1000%2C665&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2022\/07\/planete-superhabitable.jpg?fit=1000%2C665&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2022\/07\/planete-superhabitable.jpg?fit=1000%2C665&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2022\/07\/planete-superhabitable.jpg?fit=1000%2C665&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":27642,"url":"https:\/\/www.laterredufutur.com\/accueil\/la-nasa-lance-le-telescope-pandora-faisant-passer-la-recherche-de-mondes-habitables-par-le-jwst-a-un-niveau-superieur\/","url_meta":{"origin":14386,"position":4},"title":"La NASA lance le t\u00e9lescope Pandora, faisant passer la recherche de mondes habitables par le JWST \u00e0 un niveau sup\u00e9rieur","author":"Admin","date":"22 janvier 2026","format":false,"excerpt":"La recherche d'exoplan\u00e8tes habitables men\u00e9e par le t\u00e9lescope James Webb b\u00e9n\u00e9ficie d'un coup de pouce important gr\u00e2ce \u00e0 son nouveau compagnon d'observation des \u00e9toiles, Pandora. Le 11 janvier 2026, j'ai regard\u00e9 avec anxi\u00e9t\u00e9, depuis la base spatiale de Vandenberg en Californie, un lieu \u00e9troitement contr\u00f4l\u00e9, une fus\u00e9e Falcon 9 de\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\/02\/exoplanete.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\/02\/exoplanete.jpg?fit=1024%2C1024&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2024\/02\/exoplanete.jpg?fit=1024%2C1024&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2024\/02\/exoplanete.jpg?fit=1024%2C1024&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":26886,"url":"https:\/\/www.laterredufutur.com\/accueil\/des-impacts-geants-pourraient-declencher-des-vibrations-sismiques-durant-des-millions-dannees\/","url_meta":{"origin":14386,"position":5},"title":"Des impacts g\u00e9ants pourraient d\u00e9clencher des vibrations sismiques durant des millions d&rsquo;ann\u00e9es","author":"Admin","date":"16 mai 2025","format":false,"excerpt":"Pour comprendre \u00e0 quel point les d\u00e9buts du syst\u00e8me solaire \u00e9taient chaotiques, il suffit de regarder la Lune. Sa surface cribl\u00e9e de crat\u00e8res porte les cicatrices d'une multitude de collisions. Le syst\u00e8me solaire primitif ressemblait \u00e0 un champ de d\u00e9bris o\u00f9 les objets s'\u00e9crasaient les uns contre les autres dans\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\/10\/impact-majeur-dune-meteorite.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\/10\/impact-majeur-dune-meteorite.jpg?fit=1024%2C1024&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2024\/10\/impact-majeur-dune-meteorite.jpg?fit=1024%2C1024&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2024\/10\/impact-majeur-dune-meteorite.jpg?fit=1024%2C1024&ssl=1&resize=700%2C400 2x"},"classes":[]}],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/14386","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=14386"}],"version-history":[{"count":1,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/14386\/revisions"}],"predecessor-version":[{"id":14388,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/14386\/revisions\/14388"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media\/14387"}],"wp:attachment":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media?parent=14386"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/categories?post=14386"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/tags?post=14386"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}