{"id":480,"date":"2016-08-11T09:24:00","date_gmt":"2016-08-11T07:24:00","guid":{"rendered":"https:\/\/kids.esa.int\/rosetta_mission_grand_finale_set_for_30_september\/"},"modified":"2026-10-08T00:28:42","modified_gmt":"2026-10-07T22:28:42","slug":"rosetta_mission_grand_finale_set_for_30_september","status":"publish","type":"post","link":"https:\/\/kids.esa.int\/fi\/rosetta_mission_grand_finale_set_for_30_september\/","title":{"rendered":"Rosetta-luotaimen huipennus on 30. syyskuuta!"},"content":{"rendered":"<div class=\"lede\">\n<p>30. syyskuuta ESA:n Rosetta-luotain p\u00e4\u00e4tt\u00e4\u00e4 teht\u00e4v\u00e4ns\u00e4 n\u00e4ytt\u00e4v\u00e4sti. Se aloittaa niin sanotun \u201challitun laskeutumisen\u201d, jonka aikana se l\u00e4hestyy komeettaa yh\u00e4 enemm\u00e4n, ennen kuin se lopulta t\u00f6rm\u00e4\u00e4 sen pinnalle!<\/p>\n<\/div>\n<p>Rosetta on kiert\u00e4nyt komeettaa, jonka virallinen nimi on komeetta 67P\/Churyumov-Gerasimenko, vuodesta 2014 l\u00e4htien. My\u00f6hemmin samana vuonna Rosetta l\u00e4hetti matkaan pienen luotaimen nimelt\u00e4 Philae, joka laskeutui komeetan pinnalle. T\u00e4m\u00e4 oli upea saavutus!<\/p>\n<p>Rosetta jatkoi sen j\u00e4lkeen kiertorataansa komeetan ymp\u00e4rill\u00e4 ja ker\u00e4si runsaasti tietoa, jota tutkijat Maassa voivat tutkia. Mutta nyt komeetta ja Rosetta ovat hyvin kaukana avaruuden kylmiss\u00e4 syvyyksiss\u00e4. T\u00e4\u00e4ll\u00e4 auringonvalo on hyvin heikkoa. T\u00e4m\u00e4 on huono uutinen Rosettalle, sill\u00e4 sen aurinkopaneelit eiv\u00e4t pysty ker\u00e4\u00e4m\u00e4\u00e4n tarpeeksi valoa l\u00e4mmittimien virran tuottamiseksi, jotta alus pysyisi riitt\u00e4v\u00e4n l\u00e4mpim\u00e4n\u00e4 jatkaakseen toimintaansa n\u00e4in kaukana.<\/p>\n<figure class=\"wp-block-image size-natural\" data-width=\"513\" data-credit=\"http:\/\/sci.esa.int\/where_is_rosetta\/\" data-detail-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2016\/08\/Where_will_Rosetta_be_on_30_September\" data-licence=\"ESA Standard Licence\" data-licence-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Terms_and_conditions_of_use_of_images_and_videos_available_on_the_esa_website\"><img decoding=\"async\" loading=\"lazy\" style=\"max-width:100%;height:auto\" src=\"https:\/\/www.esa.int\/var\/esa\/storage\/images\/esa_multimedia\/images\/2016\/08\/where_will_rosetta_be_on_30_september\/17898838-2-eng-GB\/Where_will_Rosetta_be_on_30_September.jpg\" alt=\"Where will Rosetta be on 30 September?\"><figcaption>Miss\u00e4 Rosetta on 30. syyskuuta?<\/figcaption><\/figure>\n<p>Lis\u00e4ksi Rosetta on ty\u00f6skennellyt ahkerasti avaruudessa jo yli 12 vuotta, joista kaksi vuotta se on viett\u00e4nyt p\u00f6lyisen komeetan l\u00e4heisyydess\u00e4. T\u00e4m\u00e4 on pitk\u00e4 aika avaruusluotaimelle, ja sen osat todenn\u00e4k\u00f6isesti rikkoutuvat pian.<\/p>\n<p>Koska tiedet\u00e4\u00e4n, ett\u00e4 Rosettan toiminnan yll\u00e4pit\u00e4minen tulee pian olemaan liian vaikeaa, on p\u00e4\u00e4tetty p\u00e4\u00e4tt\u00e4\u00e4 sen toiminta n\u00e4ytt\u00e4v\u00e4sti! Rosettan tarkoituksellinen t\u00f6rm\u00e4ytt\u00e4minen komeettaan tarkoittaa, ett\u00e4 se voi ottaa uskomattoman tarkkoja l\u00e4hikuvia viimeisin\u00e4 minuutteinaan ja l\u00e4hett\u00e4\u00e4 takaisin kuvia ja tietoja, jotka pit\u00e4v\u00e4t tutkijat kiireisin\u00e4 vuosien ajan.<\/p>\n<p>Kuka tiet\u00e4\u00e4, mit\u00e4 Rosetta l\u00f6yt\u00e4\u00e4 viimeisen laskeutumisensa aikana? Saamme sen selville aivan pian!<\/p>\n<p><b>Mielenkiintoinen fakta:<\/b> ESA on luonut verkkosivuston, josta voit selvitt\u00e4\u00e4, miss\u00e4 Rosetta-luotain sijaitsee t\u00e4ll\u00e4 hetkell\u00e4 aurinkokunnassamme! Tutustu siihen t\u00e4\u00e4lt\u00e4: <a href=\"http:\/\/sci.esa.int\/where_is_rosetta\" target=\"_blank\" rel=\"noopener\">http:\/\/sci.esa.int\/where_is_rosetta<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>On 30 September ESA\u2019s Rosetta mission will come to a spectacular finish. It will begin what is known as a \u201ccontrolled descent\u201d, bringing it closer and closer to the comet, [&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\/2016\/08\/rosetta_approaching_comet\/17880402-2-eng-GB\/Rosetta_approaching_comet.jpg","esa_banner_description":"Rosetta approaching comet","esa_banner_credit":"Spacecraft: ESA\/ATG medialab; Comet image: ESA\/Rosetta\/NavCam \u2013 CC BY-SA IGO 3.0","esa_banner_licence":"ESA Standard Licence","esa_banner_detail_url":"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2016\/08\/Rosetta_approaching_comet","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":[26],"tags":[],"panel":[],"language":[],"age":[],"duration":[],"resource_type":[],"audience":[],"wf_post_folders":[],"class_list":["post-480","post","type-post","status-publish","format-standard","hentry","category-news"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/kids.esa.int\/fi\/wp-json\/wp\/v2\/posts\/480","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=480"}],"version-history":[{"count":4,"href":"https:\/\/kids.esa.int\/fi\/wp-json\/wp\/v2\/posts\/480\/revisions"}],"predecessor-version":[{"id":4508,"href":"https:\/\/kids.esa.int\/fi\/wp-json\/wp\/v2\/posts\/480\/revisions\/4508"}],"wp:attachment":[{"href":"https:\/\/kids.esa.int\/fi\/wp-json\/wp\/v2\/media?parent=480"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kids.esa.int\/fi\/wp-json\/wp\/v2\/categories?post=480"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kids.esa.int\/fi\/wp-json\/wp\/v2\/tags?post=480"},{"taxonomy":"panel","embeddable":true,"href":"https:\/\/kids.esa.int\/fi\/wp-json\/wp\/v2\/panel?post=480"},{"taxonomy":"language","embeddable":true,"href":"https:\/\/kids.esa.int\/fi\/wp-json\/wp\/v2\/language?post=480"},{"taxonomy":"age","embeddable":true,"href":"https:\/\/kids.esa.int\/fi\/wp-json\/wp\/v2\/age?post=480"},{"taxonomy":"duration","embeddable":true,"href":"https:\/\/kids.esa.int\/fi\/wp-json\/wp\/v2\/duration?post=480"},{"taxonomy":"resource_type","embeddable":true,"href":"https:\/\/kids.esa.int\/fi\/wp-json\/wp\/v2\/resource_type?post=480"},{"taxonomy":"audience","embeddable":true,"href":"https:\/\/kids.esa.int\/fi\/wp-json\/wp\/v2\/audience?post=480"},{"taxonomy":"wf_post_folders","embeddable":true,"href":"https:\/\/kids.esa.int\/fi\/wp-json\/wp\/v2\/wf_post_folders?post=480"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}