{"id":182779,"date":"2024-02-15T15:24:42","date_gmt":"2024-02-15T21:24:42","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2024\/02\/beyond-whats-possible-new-jwst-observations-unearth-mysterious-ancient-galaxy"},"modified":"2024-02-15T15:24:42","modified_gmt":"2024-02-15T21:24:42","slug":"beyond-whats-possible-new-jwst-observations-unearth-mysterious-ancient-galaxy","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2024\/02\/beyond-whats-possible-new-jwst-observations-unearth-mysterious-ancient-galaxy","title":{"rendered":"\u2018Beyond what\u2019s possible\u2019: New JWST observations unearth mysterious ancient galaxy"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/beyond-whats-possible-new-jwst-observations-unearth-mysterious-ancient-galaxy2.jpg\"><\/a><\/p>\n<p>Our understanding of how galaxies form and the nature of dark matter could be completely upended after new observations of a stellar population bigger than the Milky Way from more than 11 billion years ago that should not exist.<\/p>\n<p>A paper <a href=\"https:\/\/www.nature.com\/articles\/s41586-024-07191-9\">published<\/a> today in <i>Nature<\/i> details findings using new data from the James Webb Space Telescope (JWST). The results find that a <a href=\"https:\/\/phys.org\/tags\/massive+galaxy\/\" rel=\"tag\" class=\"\">massive galaxy<\/a> in the <a href=\"https:\/\/phys.org\/tags\/early+universe\/\" rel=\"tag\" class=\"\">early universe <\/a>\u2014observed 11.5 billion years ago (a cosmic redshift of 3.2)\u2014has an extremely old population of stars formed much earlier\u20141.5 billion years earlier in time (a redshift of around 11). The observation upends current modeling, as not enough dark matter has built up in sufficient concentrations to seed their formation.<\/p>\n<p>Swinburne University of Technology\u2019s Distinguished Professor Karl Glazebrook led the study and the international team, who used the JWST for spectroscopic observations of this massive quiescent galaxy.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Our understanding of how galaxies form and the nature of dark matter could be completely upended after new observations of a stellar population bigger than the Milky Way from more than 11 billion years ago that should not exist. A paper published today in Nature details findings using new data from the James Webb Space [\u2026]<\/p>\n","protected":false},"author":662,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[33],"tags":[],"class_list":["post-182779","post","type-post","status-publish","format-standard","hentry","category-cosmology"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/182779","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/users\/662"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=182779"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/182779\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=182779"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=182779"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=182779"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}