{"id":209297,"date":"2025-03-20T16:23:49","date_gmt":"2025-03-20T21:23:49","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2025\/03\/desi-releases-largest-3d-map-of-the-universe-to-date"},"modified":"2025-03-20T16:23:49","modified_gmt":"2025-03-20T21:23:49","slug":"desi-releases-largest-3d-map-of-the-universe-to-date","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2025\/03\/desi-releases-largest-3d-map-of-the-universe-to-date","title":{"rendered":"DESI releases largest 3D map of the universe to date"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/desi-releases-largest-3d-map-of-the-universe-to-date2.jpg\"><\/a><\/p>\n<p>The Dark Energy Spectroscopic Instrument (<a href=\"https:\/\/www.desi.lbl.gov\/\" target=\"_blank\">DESI<\/a>) is mapping millions of celestial objects to better understand dark energy\u2014the mysterious driver of our universe\u2019s accelerating expansion. Today, the DESI collaboration released a new collection of data for anyone in the world to investigate.<\/p>\n<p>The dataset is the largest of its kind, with information on 18.7 million objects: roughly 4 million stars, 13.1 million galaxies, and 1.6 million quasars (extremely bright but distant objects powered by supermassive black holes at their cores).<\/p>\n<p>While the experiment\u2019s main mission is illuminating <a href=\"https:\/\/phys.org\/tags\/dark+energy\/\" rel=\"tag\" class=\"\">dark energy<\/a>, DESI\u2019s Data Release 1 (<a href=\"https:\/\/data.desi.lbl.gov\/doc\/releases\/\" target=\"_blank\">DR1<\/a>) could yield discoveries in other areas of astrophysics, such as the evolution of galaxies and black holes, the nature of dark matter, and the structure of the Milky Way.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The Dark Energy Spectroscopic Instrument (DESI) is mapping millions of celestial objects to better understand dark energy\u2014the mysterious driver of our universe\u2019s accelerating expansion. Today, the DESI collaboration released a new collection of data for anyone in the world to investigate. The dataset is the largest of its kind, with information on 18.7 million objects: [\u2026]<\/p>\n","protected":false},"author":662,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[33,385,1965,219],"tags":[],"class_list":["post-209297","post","type-post","status-publish","format-standard","hentry","category-cosmology","category-evolution","category-mapping","category-physics"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/209297","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=209297"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/209297\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=209297"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=209297"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=209297"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}