{"id":232921,"date":"2026-03-10T03:26:07","date_gmt":"2026-03-10T08:26:07","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2026\/03\/quantum-entanglement-offers-route-to-higher-resolution-optical-astronomy"},"modified":"2026-03-10T03:26:07","modified_gmt":"2026-03-10T08:26:07","slug":"quantum-entanglement-offers-route-to-higher-resolution-optical-astronomy","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2026\/03\/quantum-entanglement-offers-route-to-higher-resolution-optical-astronomy","title":{"rendered":"Quantum entanglement offers route to higher-resolution optical astronomy"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/quantum-entanglement-offers-route-to-higher-resolution-optical-astronomy3.jpg\"><\/a><\/p>\n<p>Researchers in the US have demonstrated how quantum entanglement could be used to detect optical signals from astronomical sources at the single-photon level. Published in <a href=\"https:\/\/www.nature.com\/articles\/s41586-026-10171-w\" target=\"_blank\"><i>Nature<\/i><\/a>, a team led by Pieter-Jan Stas at Harvard University showed how extremely weak light signals could be detected across a fiber link spanning more than 1.5 km\u2014possibly paving the way for optical telescopes with unprecedented resolution.<\/p>\n<p>Interferometry is often used in astronomy to produce high-resolution images of distant objects. By combining light collected across networks of spatially separated detectors, the technique can achieve resolutions comparable to those of a single telescope with a diameter equivalent to the distance between them. In continent-spanning networks like the <a href=\"https:\/\/phys.org\/news\/2024-08-event-horizon-telescope-highest-resolution.html?utm_source=embeddings&utm_medium=related&utm_campaign=internal\" rel=\"related\">Event Horizon Telescope<\/a>, it was used to create the first direct image of a black hole (Messier 87) in 2019.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Researchers in the US have demonstrated how quantum entanglement could be used to detect optical signals from astronomical sources at the single-photon level. Published in Nature, a team led by Pieter-Jan Stas at Harvard University showed how extremely weak light signals could be detected across a fiber link spanning more than 1.5 km\u2014possibly paving the [\u2026]<\/p>\n","protected":false},"author":427,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[33,1617],"tags":[],"class_list":["post-232921","post","type-post","status-publish","format-standard","hentry","category-cosmology","category-quantum-physics"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/232921","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\/427"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=232921"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/232921\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=232921"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=232921"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=232921"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}