{"id":178311,"date":"2023-12-14T17:07:03","date_gmt":"2023-12-14T23:07:03","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2023\/12\/a-bend-in-universe-researchers-may-have-discovered-the-cosmic-string-proof"},"modified":"2023-12-14T17:07:03","modified_gmt":"2023-12-14T23:07:03","slug":"a-bend-in-universe-researchers-may-have-discovered-the-cosmic-string-proof","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2023\/12\/a-bend-in-universe-researchers-may-have-discovered-the-cosmic-string-proof","title":{"rendered":"A bend in universe: Researchers may have discovered the cosmic string proof"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/a-bend-in-universe-researchers-may-have-discovered-the-cosmic-string-proof.jpg\"><\/a><\/p>\n<p><a href=\"https:\/\/arxiv.org\/abs\/2309.11831\" rel=\"noopener\" class=\"\"> A recent analysis<\/a> of a peculiar pair of galaxies located billions of light-years away suggests the possibility of a <a href=\"https:\/\/en.wikipedia.org\/wiki\/Cosmic_string\" rel=\"noopener\" class=\"\"> cosmic string<\/a> \u2014a hypothetical feature in the fabric of the Universe. Initially considered distinct, the two galaxies <a href=\"https:\/\/arxiv.org\/abs\/2309.11831\" rel=\"noopener\" class=\"\"> may be duplicated<\/a> images caused by <a href=\"https:\/\/esahubble.org\/wordbank\/gravitational-lensing\/\" rel=\"noopener\" class=\"\"> gravitational lensing<\/a>, a phenomenon where space-time bends around foreground mass, acting like a lens.<\/p>\n<p>Led by researchers of the Indian Institute of Astrophysics, the <a href=\"https:\/\/arxiv.org\/abs\/2309.11831\" rel=\"noopener\" class=\"\"> study identifies<\/a> a <a href=\"https:\/\/en.wikipedia.org\/wiki\/Cosmic_string\" rel=\"noopener\" class=\"\"> cosmic string<\/a> candidate, CSc-1, in the cosmic microwave background, the lingering radiation from the Universe\u2019s birth. <a href=\"https:\/\/academic.oup.com\/mnras\/article\/485\/2\/1876\/5362647?login=true\" rel=\"noopener\" class=\"\"> Cosmic strings<\/a>, theoretical one-dimensional wrinkles formed at the dawn of time, <a href=\"https:\/\/arxiv.org\/abs\/2309.11831\" rel=\"noopener\" class=\"\"> are believed<\/a> to be highly dense and massive, potentially extending across the entire Universe.<\/p>\n<p>Observationally proving cosmic strings is challenging because their effects <a href=\"https:\/\/arxiv.org\/abs\/2309.11831\" rel=\"noopener\" class=\"\"> can resemble<\/a> other phenomena. However, minute differences in their impact distinguish them. The <a href=\"https:\/\/arxiv.org\/abs\/2309.11831\" rel=\"noopener\" class=\"\"> researchers focused<\/a> on a galaxy pair, SDSSJ110429, within CSc-1 as a potential <a href=\"https:\/\/en.wikipedia.org\/wiki\/Cosmic_string\" rel=\"noopener\" class=\"\"> cosmic string<\/a> signature. <a href=\"https:\/\/esahubble.org\/wordbank\/gravitational-lensing\/\" rel=\"noopener\" class=\"\"> Gravitational lensing<\/a> typically involves a foreground mass causing observable distortions, but SDSSJ110429 lacks evident foreground mass or distorted light.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>A recent analysis of a peculiar pair of galaxies located billions of light-years away suggests the possibility of a cosmic string \u2014a hypothetical feature in the fabric of the Universe. Initially considered distinct, the two galaxies may be duplicated images caused by gravitational lensing, a phenomenon where space-time bends around foreground mass, acting like a [\u2026]<\/p>\n","protected":false},"author":661,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[219,8],"tags":[],"class_list":["post-178311","post","type-post","status-publish","format-standard","hentry","category-physics","category-space"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/178311","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\/661"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=178311"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/178311\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=178311"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=178311"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=178311"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}