{"id":104860,"date":"2025-12-13T19:02:10","date_gmt":"2025-12-13T19:02:10","guid":{"rendered":"https:\/\/www.europesays.com\/se\/104860\/"},"modified":"2025-12-13T19:02:10","modified_gmt":"2025-12-13T19:02:10","slug":"generalrepetition-av-domedagen-tre-expeditioner-flyger-i-kapp-mot-asteroid","status":"publish","type":"post","link":"https:\/\/www.europesays.com\/se\/104860\/","title":{"rendered":"Generalrepetition av domedagen: Tre expeditioner flyger i kapp mot asteroid"},"content":{"rendered":"<p>N\u00e4r tre astronomer studerade natthimlen \u00e5r 2004 fick de syn p\u00e5 en asteroid som de inte hade sett f\u00f6rut.<\/p>\n<p>Det \u00e4r i sig inget uppseendev\u00e4ckande; forskare v\u00e4rlden \u00f6ver har observerat tusentals asteroider.<\/p>\n<p>Men n\u00e4r Roy A. Tucker, David J. Tholen och Fabrizio Bernardi tittade n\u00e4rmare p\u00e5 asteroidens bana visade det sig att den hundratals meter stora rymdstenen skulle passera mycket n\u00e4rmare jorden \u00e4n n\u00e5gon annan s\u00e5 stor asteroid.<\/p>\n<p>De tre forskarna varnade rentav f\u00f6r att det fanns en liten risk \u2013 2,7 procent \u2013 f\u00f6r ett nedslag \u00e5r 2029, vilket skapade rubriker runtom i v\u00e4rlden.<\/p>\n<p>Sedan dess har procentsatsen \u00e4ndrats och nu ska astronomer s\u00e4nda hela tre expeditioner mot asteroiden. Hur v\u00e4l de lyckas kommer att vara avg\u00f6rande f\u00f6r v\u00e5r beredskap dagen d\u00e5 vi verkligen riskerar att drabbas av en kollision.<\/p>\n<p>F\u00f6rst ska emellertid expeditionerna utf\u00f6ra en noga koreograferad dans och en v\u00e5gad man\u00f6ver miljontals kilometer fr\u00e5n jorden.<\/p>\n","protected":false},"excerpt":{"rendered":"N\u00e4r tre astronomer studerade natthimlen \u00e5r 2004 fick de syn p\u00e5 en asteroid som de inte hade sett&hellip;\n","protected":false},"author":2,"featured_media":104861,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[66],"tags":[80,78,79,34,31,33,32,30,81,84,83,82],"class_list":{"0":"post-104860","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-vetenskap-och-teknik","8":"tag-science","9":"tag-science-and-technology","10":"tag-scienceandtechnology","11":"tag-se","12":"tag-svenska","13":"tag-sverige","14":"tag-sweden","15":"tag-swedish","16":"tag-technology","17":"tag-teknik","18":"tag-vetenskap","19":"tag-vetenskapteknik"},"share_on_mastodon":{"url":"https:\/\/pubeurope.com\/@se\/115713811592613829","error":""},"_links":{"self":[{"href":"https:\/\/www.europesays.com\/se\/wp-json\/wp\/v2\/posts\/104860","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.europesays.com\/se\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.europesays.com\/se\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/se\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/se\/wp-json\/wp\/v2\/comments?post=104860"}],"version-history":[{"count":0,"href":"https:\/\/www.europesays.com\/se\/wp-json\/wp\/v2\/posts\/104860\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/se\/wp-json\/wp\/v2\/media\/104861"}],"wp:attachment":[{"href":"https:\/\/www.europesays.com\/se\/wp-json\/wp\/v2\/media?parent=104860"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.europesays.com\/se\/wp-json\/wp\/v2\/categories?post=104860"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.europesays.com\/se\/wp-json\/wp\/v2\/tags?post=104860"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}