{"id":977,"date":"2006-10-26T14:18:00","date_gmt":"2006-10-26T12:18:00","guid":{"rendered":"https:\/\/kids.esa.int\/europe_prepares_to_search_for_distant_earths\/"},"modified":"2026-10-08T00:34:26","modified_gmt":"2026-10-07T22:34:26","slug":"europe_prepares_to_search_for_distant_earths","status":"publish","type":"post","link":"https:\/\/kids.esa.int\/sv\/europe_prepares_to_search_for_distant_earths\/","title":{"rendered":"Europa f\u00f6rbereder sig f\u00f6r att s\u00f6ka efter jordliknande planeter l\u00e5ngt bort"},"content":{"rendered":"<div class=\"lede\">\n<p>Finns det n\u00e5gra sm\u00e5, jordliknande planeter som kretsar kring avl\u00e4gsna stj\u00e4rnor? Hur ser det ut inuti j\u00e4tte- och dv\u00e4rgstj\u00e4rnor? Dessa tv\u00e5, mycket olika, fr\u00e5gor kommer snart att besvaras av ett unikt europeiskt rymdteleskop som kallas COROT.<\/p>\n<\/div>\n<p>COROT, som f\u00f6rv\u00e4ntas skjutas upp i december 2006, kommer att bli den f\u00f6rsta rymdsonden som \u00e4r avsedd f\u00f6r att s\u00f6ka efter planeter som kretsar kring avl\u00e4gsna stj\u00e4rnor. S\u00e5dana planeter \u00e4r normalt dolda i sin stj\u00e4rnas bl\u00e4ndande sken och om\u00f6jliga att se. COROT l\u00f6ser detta problem genom att leta efter en mycket liten minskning av stj\u00e4rnljuset som orsakas av att en planet passerar framf\u00f6r sin moderstj\u00e4rna.<\/p>\n<figure class=\"wp-block-image size-large\" data-width=\"3330\" data-credit=\"ESO\" data-detail-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2006\/03\/Exoplanet2\" 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\/2006\/03\/exoplanet2\/17906718-2-eng-GB\/Exoplanet.jpe\" alt=\"\"><\/figure>\n<p>Genom att studera \u2018sv\u00e4ngningar\u2019 hos avl\u00e4gsna stj\u00e4rnor har astronomer funnit indirekta bevis f\u00f6r att det finns mer \u00e4n 200 planeter utanf\u00f6r v\u00e5rt solsystem. N\u00e4stan alla av dem \u00e4r dock gasj\u00e4ttar som \u00e4r m\u00e5nga g\u00e5nger st\u00f6rre \u00e4n jorden. COROT f\u00f6rv\u00e4ntas uppt\u00e4cka m\u00e5nga fler av dessa \u2018heta Jupiter-planeter\u2019. Men vissa av de planeter som COROT har uppt\u00e4ckt f\u00f6rv\u00e4ntas vara endast n\u00e5got st\u00f6rre \u00e4n jorden.<\/p>\n<p>COROT \u00e4r mest k\u00e4nsligt f\u00f6r sm\u00e5 planeter med omloppsbanor p\u00e5 50 dagar eller mindre. Det inneb\u00e4r att de skulle befinna sig n\u00e4rmare sin moderstj\u00e4rna \u00e4n Merkurius \u00e4r n\u00e4ra Solen, med temperaturer som \u00e4r f\u00f6r h\u00f6ga f\u00f6r att liv ska kunna existera \u2013 s\u00e5vida inte stj\u00e4rnan \u00e4r en sval r\u00f6d dv\u00e4rg.<\/p>\n<p>Under sitt tv\u00e5 och ett halvt \u00e5r l\u00e5nga uppdrag kommer COROT \u00e4ven att studera f\u00f6r\u00e4ndringar i ljusutstr\u00e5lningen fr\u00e5n tusentals stj\u00e4rnor. Dess specialkamera kommer att registrera sm\u00e5 variationer i ljusstyrka som orsakas av stj\u00e4rnskalv \u2013 ljudv\u00e5gor som sprider sig \u00f6ver ytan. Dessa kommer att ge forskarna information om hur f\u00f6rh\u00e5llandena ser ut inuti stj\u00e4rnan.<\/p>","protected":false},"excerpt":{"rendered":"<p>Are there any small, Earthlike planets orbiting distant stars? What is it like inside giant and dwarf stars? These two, very different, questions will soon be answered by a unique [&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\/2006\/10\/artist_s_impression_of_corot2\/17877442-2-eng-GB\/Artist_s_impression_of_COROT.jpg","esa_banner_description":"Artist's impression of COROT","esa_banner_credit":"CNES\/D.Ducros","esa_banner_licence":"ESA Standard Licence","esa_banner_detail_url":"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2006\/10\/Artist_s_impression_of_COROT2","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":[10,11,21],"tags":[],"panel":[],"language":[],"age":[],"duration":[],"resource_type":[],"audience":[],"wf_post_folders":[],"class_list":["post-977","post","type-post","status-publish","format-standard","hentry","category-learn","category-our-universe","category-stars-and-galaxies"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/posts\/977","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/comments?post=977"}],"version-history":[{"count":4,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/posts\/977\/revisions"}],"predecessor-version":[{"id":4770,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/posts\/977\/revisions\/4770"}],"wp:attachment":[{"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/media?parent=977"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/categories?post=977"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/tags?post=977"},{"taxonomy":"panel","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/panel?post=977"},{"taxonomy":"language","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/language?post=977"},{"taxonomy":"age","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/age?post=977"},{"taxonomy":"duration","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/duration?post=977"},{"taxonomy":"resource_type","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/resource_type?post=977"},{"taxonomy":"audience","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/audience?post=977"},{"taxonomy":"wf_post_folders","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/wf_post_folders?post=977"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}