{"id":34610,"date":"2025-09-14T11:55:22","date_gmt":"2025-09-14T11:55:22","guid":{"rendered":"https:\/\/www.europesays.com\/fi\/34610\/"},"modified":"2025-09-14T11:55:22","modified_gmt":"2025-09-14T11:55:22","slug":"maankaltainen-planeetta-lahella-meita-vahvistetaan-pian","status":"publish","type":"post","link":"https:\/\/www.europesays.com\/fi\/34610\/","title":{"rendered":"Maankaltainen planeetta l\u00e4hell\u00e4 meit\u00e4 vahvistetaan pian"},"content":{"rendered":"<p>Jotta planeetta voi olla el\u00e4m\u00e4\u00e4, sen pit\u00e4\u00e4 t\u00e4ytt\u00e4\u00e4 monta vaatimusta. Siell\u00e4 on oltava muun muassa nestem\u00e4ist\u00e4 vett\u00e4, joka on biologisten prosessien perusta.<\/p>\n<p>Lis\u00e4ksi planeetan on sijaittava niin sanotulla elinkelpoisella vy\u00f6hykkeell\u00e4 \u2013 eli sellaisella alueella t\u00e4hden ymp\u00e4rill\u00e4, miss\u00e4 l\u00e4mp\u00f6tila sallii nestem\u00e4isen veden olemassaolon.<\/p>\n<p>Kaasukeh\u00e4 on my\u00f6s t\u00e4rke\u00e4, sill\u00e4 se suojaa s\u00e4teilylt\u00e4 ja auttaa s\u00e4\u00e4telem\u00e4\u00e4n l\u00e4mp\u00f6tilaa.<\/p>\n<p>Kepler-452b, LHS 1140b ja Gliese 12b ovat ehdokkaita elinkelpoiseksi planeetoiksi, mutta TRAPPIST-1-t\u00e4htij\u00e4rjestelm\u00e4 on ollut useiden t\u00e4htitieteilij\u00f6iden huomion kohteena jo l\u00e4hes vuosikymmenen ajan. Nyt se yll\u00e4tt\u00e4\u00e4 j\u00e4lleen.<\/p>\n","protected":false},"excerpt":{"rendered":"Jotta planeetta voi olla el\u00e4m\u00e4\u00e4, sen pit\u00e4\u00e4 t\u00e4ytt\u00e4\u00e4 monta vaatimusta. Siell\u00e4 on oltava muun muassa nestem\u00e4ist\u00e4 vett\u00e4, joka&hellip;\n","protected":false},"author":2,"featured_media":34611,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[114],"tags":[453,33,31,30,118,452,32,119],"class_list":{"0":"post-34610","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-avaruus","8":"tag-avaruus","9":"tag-fi","10":"tag-finland","11":"tag-finnish","12":"tag-science","13":"tag-space","14":"tag-suomi","15":"tag-tiede"},"share_on_mastodon":{"url":"","error":""},"_links":{"self":[{"href":"https:\/\/www.europesays.com\/fi\/wp-json\/wp\/v2\/posts\/34610","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.europesays.com\/fi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.europesays.com\/fi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/fi\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/fi\/wp-json\/wp\/v2\/comments?post=34610"}],"version-history":[{"count":0,"href":"https:\/\/www.europesays.com\/fi\/wp-json\/wp\/v2\/posts\/34610\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/fi\/wp-json\/wp\/v2\/media\/34611"}],"wp:attachment":[{"href":"https:\/\/www.europesays.com\/fi\/wp-json\/wp\/v2\/media?parent=34610"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.europesays.com\/fi\/wp-json\/wp\/v2\/categories?post=34610"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.europesays.com\/fi\/wp-json\/wp\/v2\/tags?post=34610"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}