{"id":627,"date":"2013-10-28T14:12:00","date_gmt":"2013-10-28T13:12:00","guid":{"rendered":"https:\/\/kids.esa.int\/swarm_gets_ready_for_flight\/"},"modified":"2026-10-08T00:30:27","modified_gmt":"2026-10-07T22:30:27","slug":"swarm_gets_ready_for_flight","status":"publish","type":"post","link":"https:\/\/kids.esa.int\/sv\/swarm_gets_ready_for_flight\/","title":{"rendered":"Sv\u00e4rmen g\u00f6r sig redo f\u00f6r flygning"},"content":{"rendered":"<div class=\"lede\">\n<p>Det finns ett osynligt magnetf\u00e4lt runt omkring oss. \u00c4ven om vi normalt sett inte m\u00e4rker det \u00e4r jordens magnetf\u00e4lt mycket viktigt, eftersom det skyddar oss fr\u00e5n farliga solstormar och rymdstr\u00e5lning. Utan det skulle det inte finnas n\u00e5got liv p\u00e5 v\u00e5r planet! F\u00f6r att kunna m\u00e4ta denna magnetiska kraft med st\u00f6rre noggrannhet \u00e4n n\u00e5gonsin tidigare f\u00f6rbereder ESA sig f\u00f6r att skicka upp en speciell rymdmission i omloppsbana som kallas Swarm.<\/p>\n<\/div>\n<p>Swarm best\u00e5r av en konstellation av tre satelliter i tre olika pol\u00e4ra banor p\u00e5 h\u00f6jder mellan 400 och 550 km. Varje satellit kommer att m\u00e4ta styrkan och riktningen hos jordens magnetf\u00e4lt.<\/p>\n<figure class=\"wp-block-image size-large\" data-width=\"2500\" data-credit=\"ESA\/AOES Medialab\" data-detail-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2013\/10\/Earth_s_stormy_heart\" 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\/2013\/10\/earth_s_stormy_heart\/17911010-2-eng-GB\/Earth_s_stormy_heart.jpg\" alt=\"Earth\u2019s stormy heart\"><figcaption>Jordens stormiga hj\u00e4rta<\/figcaption><\/figure>\n<p>Forskarna tror att magnetf\u00e4ltet skapas av v\u00e4tska i jordens yttre k\u00e4rna, men de f\u00f6rst\u00e5r fortfarande inte helt hur det uppst\u00e5r och hur det f\u00f6r\u00e4ndras \u00f6ver tiden.<\/p>\n<p>Till exempel f\u00f6rskjuts de magnetiska nord- och sydpolernas l\u00e4gen st\u00e4ndigt. \u00c4ven magnetf\u00e4ltets styrka f\u00f6r\u00e4ndras. Ibland byter polerna faktiskt plats, s\u00e5 att den nuvarande nordpolen blir sydpolen. Vid s\u00e5dana tillf\u00e4llen skulle en magnetkompass peka s\u00f6derut ist\u00e4llet f\u00f6r norrut! Forskarna hoppas att Swarm-uppdraget ska kunna l\u00f6sa dessa och m\u00e5nga andra magnetiska mysterier.<\/p>\n<p>Swarm kommer att skjutas upp fr\u00e5n kosmodromen i Plesetsk i norra Ryssland den 22 november 2013.<\/p>","protected":false},"excerpt":{"rendered":"<p>There is an invisible magnetic field all around us. Although we don\u2019t normally notice it, the Earth\u2019s magnetic field is very important as it protects us from dangerous solar storms [&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\/2013\/10\/swarm_constellation_over_earth2\/18246698-2-eng-GB\/Swarm_constellation_over_Earth.jpg","esa_banner_description":"Swarm constellation over Earth","esa_banner_credit":"ESA\/AOES Medialab","esa_banner_licence":"ESA Standard Licence","esa_banner_detail_url":"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2013\/10\/Swarm_constellation_over_Earth2","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-627","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\/sv\/wp-json\/wp\/v2\/posts\/627","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=627"}],"version-history":[{"count":4,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/posts\/627\/revisions"}],"predecessor-version":[{"id":4594,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/posts\/627\/revisions\/4594"}],"wp:attachment":[{"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/media?parent=627"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/categories?post=627"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/tags?post=627"},{"taxonomy":"panel","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/panel?post=627"},{"taxonomy":"language","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/language?post=627"},{"taxonomy":"age","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/age?post=627"},{"taxonomy":"duration","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/duration?post=627"},{"taxonomy":"resource_type","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/resource_type?post=627"},{"taxonomy":"audience","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/audience?post=627"},{"taxonomy":"wf_post_folders","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/wf_post_folders?post=627"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}