{"id":98960,"date":"2026-05-07T07:46:27","date_gmt":"2026-05-07T07:46:27","guid":{"rendered":"https:\/\/www.europesays.com\/be-fr\/98960\/"},"modified":"2026-05-07T07:46:27","modified_gmt":"2026-05-07T07:46:27","slug":"une-decouverte-passionnante-dans-lespace","status":"publish","type":"post","link":"https:\/\/www.europesays.com\/be-fr\/98960\/","title":{"rendered":"\u00ab\u00a0Une d\u00e9couverte passionnante\u00a0\u00bb dans l&rsquo;espace"},"content":{"rendered":"<p class=\"ap-StoryElement ap-StoryElement--mb ap-StoryText\">Des astronomes japonais ont d\u00e9couvert des indices sur la pr\u00e9sence d&rsquo;une fine atmosph\u00e8re autour d&rsquo;un objet transneptuniens (OTN), c&rsquo;est-\u00e0-dire, un objet qui se situe dans le syst\u00e8me solaire, au-del\u00e0 de l&rsquo;orbite de Neptune. Mais chose surprenante, cet objet a toujours \u00e9t\u00e9 d\u00e9crit comme trop petit pour avoir une atmosph\u00e8re.<\/p>\n<p class=\"ap-StoryElement ap-StoryElement--mb ap-StoryText\">Il existe des milliers d&rsquo;objets transneptuniens, vestiges dans la ceinture de Kuiper, aux confins de notre syst\u00e8me solaire. L&rsquo;ancienne plan\u00e8te Pluton est justement un de ces vestiges et la seule d&rsquo;entre eux a avoir d\u00e9velopp\u00e9 une atmosph\u00e8re\u2026 Jusqu&rsquo;\u00e0 maintenant. En effet, les temp\u00e9ratures glaciales et la faible gravit\u00e9 de surface avaient conduit les scientifiques \u00e0 penser que les OTN ne pouvaient pas d\u00e9velopper d&rsquo;atmosph\u00e8re sauf bien s\u00fbr Pluton, mais qui est relativement plus large avec un diam\u00e8tre de 2377 kilom\u00e8tres.<\/p>\n","protected":false},"excerpt":{"rendered":"Des astronomes japonais ont d\u00e9couvert des indices sur la pr\u00e9sence d&rsquo;une fine atmosph\u00e8re autour d&rsquo;un objet transneptuniens (OTN),&hellip;\n","protected":false},"author":2,"featured_media":98474,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[70],"tags":[17713,12,13,18,17,103,188,27824,1783,32797,73,71,75,72,32796,32795,76,74,6914,21798],"class_list":{"0":"post-98960","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-sciences-et-technologies","8":"tag-astronomy","9":"tag-be","10":"tag-be-fr","11":"tag-belgique","12":"tag-belgium","13":"tag-horizontal","14":"tag-illustration","15":"tag-middle-east","16":"tag-planet","17":"tag-planet-mars","18":"tag-science","19":"tag-science-and-technology","20":"tag-sciences","21":"tag-sciences-et-technologies","22":"tag-solar-system","23":"tag-space-mission","24":"tag-technologies","25":"tag-technology","26":"tag-topshots","27":"tag-volcano"},"share_on_mastodon":{"url":"https:\/\/pubeurope.com\/@be_fr\/116532188558500816","error":""},"_links":{"self":[{"href":"https:\/\/www.europesays.com\/be-fr\/wp-json\/wp\/v2\/posts\/98960","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.europesays.com\/be-fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.europesays.com\/be-fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/be-fr\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/be-fr\/wp-json\/wp\/v2\/comments?post=98960"}],"version-history":[{"count":0,"href":"https:\/\/www.europesays.com\/be-fr\/wp-json\/wp\/v2\/posts\/98960\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/be-fr\/wp-json\/wp\/v2\/media\/98474"}],"wp:attachment":[{"href":"https:\/\/www.europesays.com\/be-fr\/wp-json\/wp\/v2\/media?parent=98960"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.europesays.com\/be-fr\/wp-json\/wp\/v2\/categories?post=98960"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.europesays.com\/be-fr\/wp-json\/wp\/v2\/tags?post=98960"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}