{"id":1118,"date":"2004-12-01T13:17:00","date_gmt":"2004-12-01T12:17:00","guid":{"rendered":"https:\/\/kids.esa.int\/life_of_a_comet\/"},"modified":"2026-10-08T00:36:12","modified_gmt":"2026-10-07T22:36:12","slug":"life_of_a_comet","status":"publish","type":"post","link":"https:\/\/kids.esa.int\/fi\/life_of_a_comet\/","title":{"rendered":"Komeetan elinkaari"},"content":{"rendered":"<div class=\"lede\">\n<p>T\u00e4m\u00e4 animaatio havainnollistaa, kuinka suurin osa komeetoista syntyy Neptunuksen ja Pluton kiertoratojen ulkopuolella sijaitsevalla alueella, joka on t\u00e4ynn\u00e4 miljoonia pieni\u00e4 komeettaytimi\u00e4. Toisinaan komeetta joutuu gravitaatiovaikutukseen planeetan kanssa ja vedet\u00e4\u00e4n kiertoradalle Auringon ymp\u00e4ri.<\/p>\n<\/div>\n<p><a href=\"http:\/\/www.macromedia.com\" target=\"_blank\" rel=\"noopener\">Lataa uusin Macromedia-versio <b>Flash<\/b>\u00ae-soitin<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"<p>This animation shows how most comets originate in an area beyond the orbits of Neptune and Pluto, filled with millions of tiny comet nuclei. Occasionally a comet has a gravitational [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"esa_banner_image":"https:\/\/www.esa.int\/var\/esa\/storage\/images\/esa_multimedia\/images\/2004\/02\/life_of_a_comet2\/17869893-2-eng-GB\/Life_of_a_comet.gif","esa_banner_description":"Life of a comet","esa_banner_credit":"ESA","esa_banner_licence":"ESA Standard Licence","esa_banner_detail_url":"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2004\/02\/Life_of_a_comet2","esa_external_url":"","esa_external_new_window":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":true},"categories":[46,10,11],"tags":[2],"panel":[],"language":[],"age":[],"duration":[],"resource_type":[],"audience":[],"wf_post_folders":[],"class_list":["post-1118","post","type-post","status-publish","format-standard","hentry","category-comets-and-meteors","category-learn","category-our-universe","tag-background-article"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/kids.esa.int\/fi\/wp-json\/wp\/v2\/posts\/1118","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kids.esa.int\/fi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kids.esa.int\/fi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/fi\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/fi\/wp-json\/wp\/v2\/comments?post=1118"}],"version-history":[{"count":1,"href":"https:\/\/kids.esa.int\/fi\/wp-json\/wp\/v2\/posts\/1118\/revisions"}],"predecessor-version":[{"id":2261,"href":"https:\/\/kids.esa.int\/fi\/wp-json\/wp\/v2\/posts\/1118\/revisions\/2261"}],"wp:attachment":[{"href":"https:\/\/kids.esa.int\/fi\/wp-json\/wp\/v2\/media?parent=1118"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kids.esa.int\/fi\/wp-json\/wp\/v2\/categories?post=1118"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kids.esa.int\/fi\/wp-json\/wp\/v2\/tags?post=1118"},{"taxonomy":"panel","embeddable":true,"href":"https:\/\/kids.esa.int\/fi\/wp-json\/wp\/v2\/panel?post=1118"},{"taxonomy":"language","embeddable":true,"href":"https:\/\/kids.esa.int\/fi\/wp-json\/wp\/v2\/language?post=1118"},{"taxonomy":"age","embeddable":true,"href":"https:\/\/kids.esa.int\/fi\/wp-json\/wp\/v2\/age?post=1118"},{"taxonomy":"duration","embeddable":true,"href":"https:\/\/kids.esa.int\/fi\/wp-json\/wp\/v2\/duration?post=1118"},{"taxonomy":"resource_type","embeddable":true,"href":"https:\/\/kids.esa.int\/fi\/wp-json\/wp\/v2\/resource_type?post=1118"},{"taxonomy":"audience","embeddable":true,"href":"https:\/\/kids.esa.int\/fi\/wp-json\/wp\/v2\/audience?post=1118"},{"taxonomy":"wf_post_folders","embeddable":true,"href":"https:\/\/kids.esa.int\/fi\/wp-json\/wp\/v2\/wf_post_folders?post=1118"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}