{"id":14060,"date":"2016-12-06T00:00:18","date_gmt":"2016-12-05T23:00:18","guid":{"rendered":"http:\/\/www.laterredufutur.com\/accueil\/?p=14060"},"modified":"2016-12-04T18:28:39","modified_gmt":"2016-12-04T17:28:39","slug":"new-horizons-a-trouve-une-nouvelle-cible-mu69","status":"publish","type":"post","link":"https:\/\/www.laterredufutur.com\/accueil\/new-horizons-a-trouve-une-nouvelle-cible-mu69\/","title":{"rendered":"New Horizons a trouv\u00e9 une nouvelle cible : MU69"},"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;\">Apr\u00e8s \u00eatre pass\u00e9 tout pr\u00eat de Pluton, la sonde New Horizons (lanc\u00e9e par la NASA) file tout droit vers son second objectif : l\u2019objet appel\u00e9 MU69.<\/p>\n<p style=\"text-align: justify;\">Il s\u2019agirait d\u2019une roche c\u00e9leste mesurant entre 30 et 45 kilom\u00e8tres de diam\u00e8tre et localis\u00e9e \u00e0 environ 2,6 milliards de kilom\u00e8tres au-del\u00e0 de Pluton. Comme le pr\u00e9cise le communiqu\u00e9 de la NASA, cela veut dire qu\u2019en janvier 2019 (date \u00e0 laquelle New Horizons devrait atteindre MU69), la sonde aura atteint une distance grande comme 43,3 fois celle qui s\u00e9pare la Terre du Soleil.<\/p>\n<p style=\"text-align: justify;\">MU69 fait partie de la ceinture de Kuiper. Il s\u2019agit l\u00e0 d\u2019une ceinture de corps c\u00e9leste (essentiellement des ast\u00e9ro\u00efdes) qui entoure l\u2019ensemble de notre syst\u00e8me solaire. Il faut savoir qu\u2019elle est 20 fois plus large et estim\u00e9e de 20 \u00e0 200 fois plus massive que la ceinture principale (une ceinture interm\u00e9diaire pr\u00e9sente entre les orbites de Mars et Jupiter).<\/p>\n<p style=\"text-align: justify;\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"14061\" data-permalink=\"https:\/\/www.laterredufutur.com\/accueil\/new-horizons-a-trouve-une-nouvelle-cible-mu69\/kuiper\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/11\/kuiper.png?fit=768%2C500&amp;ssl=1\" data-orig-size=\"768,500\" 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=\"kuiper\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/11\/kuiper.png?fit=768%2C500&amp;ssl=1\" class=\"alignnone size-full wp-image-14061\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/11\/kuiper.png?resize=768%2C500\" alt=\"kuiper\" width=\"768\" height=\"500\" srcset=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/11\/kuiper.png?w=768&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/11\/kuiper.png?resize=300%2C195&amp;ssl=1 300w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/p>\n<p style=\"text-align: justify;\">La Tholine, cette substance rouge qui int\u00e9resse les scientifiques de la NASA<\/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;\">MU69 int\u00e9resse la NASA notamment pour sa couleur rouge qui rappelle celle observable de certaines parties de la surface de Pluton. L\u2019agence souhaite v\u00e9rifier si cette couleur est bien due (comme pour Pluton) \u00e0 la pr\u00e9sence en surface de Tholine (ou Tholin).<\/p>\n<p style=\"text-align: justify;\">Il s\u2019agit d\u2019une substance organique encore tr\u00e8s mal connue qui int\u00e9resse les scientifiques. Elle a \u00e9t\u00e9 d\u00e9couverte sur les corps c\u00e9lestes de la p\u00e9riph\u00e9rie du syst\u00e8me solaire et, m\u00eame si les conditions de son apparition sont encore mal connues, serait li\u00e9e au bombardement ultraviolet de compos\u00e9s organiques tels que les hydrocarbures (M\u00e9thane, Ethane, et Ethyl\u00e8ne).<\/p>\n<p style=\"text-align: justify;\">Selon les premi\u00e8re th\u00e9ories propos\u00e9es, la Tholine pourrait avoir \u00e9t\u00e9 la premi\u00e8re nourriture ing\u00e9r\u00e9e par les premi\u00e8re formes de vie microscopiques \u00e9tant apparue sur Terre. Qui plus est, les propri\u00e9t\u00e9s extr\u00eamement absorbantes en ultraviolet de cette substance pourraient proposer de spectaculaires avanc\u00e9es technologiques dans le secteur m\u00e9dical ou \u00e9nerg\u00e9tique.<\/p>\n<p style=\"text-align: justify;\">source : <a href=\"http:\/\/fr.ubergizmo.com\/2016\/10\/19\/new-horizons-nouvelle-cible-mu69.html\" target=\"_blank\">http:\/\/fr.ubergizmo.com\/<\/a><\/p>\n<p class=\"bawpvc-ajax-counter\" data-id=\"14060\">(408)<\/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>Apr\u00e8s \u00eatre pass\u00e9 tout pr\u00eat de Pluton, la sonde New Horizons (lanc\u00e9e par la NASA) file tout droit vers son&#8230;<\/p>\n","protected":false},"author":1,"featured_media":14062,"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":"New Horizons a trouv\u00e9 une nouvelle cible : MU69 @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":[117,5782,6207,2293,1627,363,6208],"class_list":["post-14060","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-espace","tag-espace","tag-kuiper","tag-mo69","tag-new-horizons","tag-pluton","tag-systeme-solaire","tag-tholine","wpcat-22-id"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/11\/mu69.jpg?fit=800%2C450&ssl=1","jetpack_shortlink":"https:\/\/wp.me\/p631RN-3EM","jetpack-related-posts":[{"id":16680,"url":"https:\/\/www.laterredufutur.com\/accueil\/la-sonde-new-horizons-de-la-nasa-vient-de-se-reveiller-dans-le-systeme-solaire-exterieur\/","url_meta":{"origin":14060,"position":0},"title":"La sonde New Horizons de la NASA vient de se r\u00e9veiller dans le syst\u00e8me solaire ext\u00e9rieur","author":"Admin","date":"7 juin 2018","format":false,"excerpt":"La sonde New Horizons de la NASA - la m\u00eame qui nous a donn\u00e9 de superbes photos de Pluton - vient de se r\u00e9veiller, \u00e0 environ 6 milliards de kilom\u00e8tres de chez nous. Elle vole actuellement \u00e0 travers la ceinture de Kuiper, et effectue une mission historique pr\u00e9vue pour le\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\/06\/Ultima-Thule.jpg?fit=1200%2C600&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/06\/Ultima-Thule.jpg?fit=1200%2C600&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/06\/Ultima-Thule.jpg?fit=1200%2C600&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/06\/Ultima-Thule.jpg?fit=1200%2C600&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/06\/Ultima-Thule.jpg?fit=1200%2C600&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":7466,"url":"https:\/\/www.laterredufutur.com\/accueil\/vers-pluton-et-au-dela\/","url_meta":{"origin":14060,"position":1},"title":"Vers Pluton, et au-del\u00e0!","author":"Admin","date":"25 juin 2015","format":false,"excerpt":"Pour la premi\u00e8re fois, une sonde spatiale va explorer la r\u00e9gion plutonienne. Et les astronomes ne savent pas vraiment ce que l'on va y trouver. Voyage en espace inconnu ... et puis il y a Pluton. Au moment o\u00f9 j'\u00e9cris ces lignes, nous sommes \u00e0 trois semaines avant 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\/2015\/06\/pluton.jpg?fit=851%2C465&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/06\/pluton.jpg?fit=851%2C465&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/06\/pluton.jpg?fit=851%2C465&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/06\/pluton.jpg?fit=851%2C465&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":2339,"url":"https:\/\/www.laterredufutur.com\/accueil\/objectif-pluton\/","url_meta":{"origin":14060,"position":2},"title":"Objectif Pluton","author":"Admin","date":"4 d\u00e9cembre 2014","format":false,"excerpt":"Samedi 6 d\u00e9cembre 2014, la sonde New Horizons sortira enfin de sa longue p\u00e9riode d'hibernation dans l'optique de pr\u00e9parer efficacement sa rencontre avec la plan\u00e8te naine et ses nombreuses lunes. C\u00e9l\u00e8bre dans le milieu scientifique pour ses nombreuses controverses, Pluton devrait \u00eatre trait\u00e9e avec la plus grande attention par 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\/2014\/12\/.._photos_pluton.jpg?fit=275%2C275&ssl=1&resize=350%2C200","width":350,"height":200},"classes":[]},{"id":7675,"url":"https:\/\/www.laterredufutur.com\/accueil\/apres-9-ans-de-voyage-new-horizons-vient-flirter-avec-pluton\/","url_meta":{"origin":14060,"position":3},"title":"Apr\u00e8s 9 ans de voyage, New Horizons vient flirter avec Pluton","author":"Admin","date":"15 juillet 2015","format":false,"excerpt":"La sonde New Horizons vient de passer au plus pr\u00e8s de Pluton. Apr\u00e8s un voyage de plus de 5 milliards de kilom\u00e8tres qui a dur\u00e9 neuf ans, elle atteint enfin son objectif et r\u00e9cup\u00e8re des donn\u00e9s pr\u00e9cieuses pour les scientifiques. C\u2019\u00e9tait aujourd\u2019hui que New Horizons devait passer au plus pr\u00e8s\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\/pluton.png?fit=599%2C598&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/07\/pluton.png?fit=599%2C598&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/07\/pluton.png?fit=599%2C598&ssl=1&resize=525%2C300 1.5x"},"classes":[]},{"id":8522,"url":"https:\/\/www.laterredufutur.com\/accueil\/apres-mars-et-pluton-en-route-pour-venus\/","url_meta":{"origin":14060,"position":4},"title":"Apr\u00e8s Mars et Pluton, en route pour V\u00e9nus","author":"Admin","date":"3 octobre 2015","format":false,"excerpt":"La voisine de la Terre est l\u2019objectif de deux des cinq missions pressenties pour \u00eatre lanc\u00e9es par l\u2019agence spatiale am\u00e9ricaine la NASA. Objectif V\u00e9nus. La Nasa a d\u00e9voil\u00e9 mercredi soir la liste des cinq projets d\u2019exploration spatiale pressentis pour \u00eatre financ\u00e9s et concr\u00e9tis\u00e9s, dont deux concernent notre voisine. Chacun va\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\/10\/super-terre-venus.jpg?fit=1200%2C769&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/10\/super-terre-venus.jpg?fit=1200%2C769&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/10\/super-terre-venus.jpg?fit=1200%2C769&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/10\/super-terre-venus.jpg?fit=1200%2C769&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/10\/super-terre-venus.jpg?fit=1200%2C769&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":7834,"url":"https:\/\/www.laterredufutur.com\/accueil\/sur-pluton-vapeurs-dans-latmosphere-et-glaces-mouvantes-excitent-les-scientifiques\/","url_meta":{"origin":14060,"position":5},"title":"Sur Pluton, vapeurs dans l&rsquo;atmosph\u00e8re et glaces mouvantes excitent les scientifiques","author":"Admin","date":"14 ao\u00fbt 2015","format":false,"excerpt":"La sonde New Horizons a bien fait de regarder dans son r\u00e9troviseur, en faisant le tour de Pluton. Apr\u00e8s des cha\u00eenes de montagne et de vastes plaines gel\u00e9es, la sonde am\u00e9ricaine New Horizons a envoy\u00e9 de nouvelles images montrant des vapeurs dans l'atmosph\u00e8re de Pluton et des signes de mouvements\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\/pluton.png?fit=599%2C598&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/07\/pluton.png?fit=599%2C598&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/07\/pluton.png?fit=599%2C598&ssl=1&resize=525%2C300 1.5x"},"classes":[]}],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/14060","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=14060"}],"version-history":[{"count":1,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/14060\/revisions"}],"predecessor-version":[{"id":14063,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/14060\/revisions\/14063"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media\/14062"}],"wp:attachment":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media?parent=14060"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/categories?post=14060"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/tags?post=14060"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}