{"id":120798,"date":"2025-12-30T11:31:08","date_gmt":"2025-12-30T11:31:08","guid":{"rendered":"https:\/\/www.europesays.com\/se\/120798\/"},"modified":"2025-12-30T11:31:08","modified_gmt":"2025-12-30T11:31:08","slug":"efter-stor-studie-ifragasatter-astronomer-en-grundlaggande-teori-om-var-egen-galax","status":"publish","type":"post","link":"https:\/\/www.europesays.com\/se\/120798\/","title":{"rendered":"Efter stor studie ifr\u00e5gas\u00e4tter astronomer en grundl\u00e4ggande teori om v\u00e5r egen galax"},"content":{"rendered":"<p>Det har l\u00e4nge varit ett mysterium f\u00f6r astronomer.<\/p>\n<p>N\u00e4r de studerar stj\u00e4rnor n\u00e4ra solen hittar de \u2013 baserat p\u00e5 deras kemiska sammans\u00e4ttning \u2013 alltid tv\u00e5 huvudtyper.<\/p>\n<p>Stj\u00e4rnorna har ett relativt likartat inneh\u00e5ll av metallerna j\u00e4rn och magnesium, men de bildar olika sekvenser i ett kemiskt diagram och det \u00e4r fortfarande oklart varf\u00f6r skillnaderna uppst\u00e5r.<\/p>\n<p>Men nu har forskare vid Institutet f\u00f6r kosmosvetenskap vid Barcelonas universitet ett f\u00f6rslag om vad som driver m\u00e5ngfalden i stj\u00e4rnornas kemiska struktur \u2013 vilket kan f\u00f6r\u00e4ndra historien om v\u00e5r egen galax, Vintergatan.<\/p>\n","protected":false},"excerpt":{"rendered":"Det har l\u00e4nge varit ett mysterium f\u00f6r astronomer. N\u00e4r de studerar stj\u00e4rnor n\u00e4ra solen hittar de \u2013 baserat&hellip;\n","protected":false},"author":2,"featured_media":120799,"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-120798","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\/115808297487223882","error":""},"_links":{"self":[{"href":"https:\/\/www.europesays.com\/se\/wp-json\/wp\/v2\/posts\/120798","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=120798"}],"version-history":[{"count":0,"href":"https:\/\/www.europesays.com\/se\/wp-json\/wp\/v2\/posts\/120798\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/se\/wp-json\/wp\/v2\/media\/120799"}],"wp:attachment":[{"href":"https:\/\/www.europesays.com\/se\/wp-json\/wp\/v2\/media?parent=120798"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.europesays.com\/se\/wp-json\/wp\/v2\/categories?post=120798"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.europesays.com\/se\/wp-json\/wp\/v2\/tags?post=120798"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}