{"id":226128,"date":"2025-11-29T04:22:56","date_gmt":"2025-11-29T10:22:56","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2025\/11\/quasi-periodic-oscillations-detected-in-unusual-multi-trigger-gamma-ray-burst"},"modified":"2025-11-29T04:22:56","modified_gmt":"2025-11-29T10:22:56","slug":"quasi-periodic-oscillations-detected-in-unusual-multi-trigger-gamma-ray-burst","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2025\/11\/quasi-periodic-oscillations-detected-in-unusual-multi-trigger-gamma-ray-burst","title":{"rendered":"Quasi-periodic oscillations detected in unusual multi-trigger gamma-ray burst"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/quasi-periodic-oscillations-detected-in-unusual-multi-trigger-gamma-ray-burst2.jpg\"><\/a><\/p>\n<p>A new study led by the Yunnan Observatories of the Chinese Academy of Sciences has detected quasi-periodic oscillation (QPO) signals in an unusual gamma-ray burst (GRB) event. The findings are <a href=\"https:\/\/iopscience.iop.org\/article\/10.3847\/1538-4357\/ae129e\" target=\"_blank\">published<\/a> in The Astrophysical Journal.<\/p>\n<p>GRBs are short-timescale, highly energetic explosive phenomena typically associated with the collapse of massive stars or the mergers of compact objects. On July 2, 2025, the <a href=\"https:\/\/phys.org\/news\/2023-07-gamma-ray-triggered-satellite.html?utm_source=embeddings&utm_medium=related&utm_campaign=internal\" rel=\"related\">Gamma-ray Burst Monitor<\/a> (GBM) aboard NASA\u2019s Fermi satellite detected an unusual high-energy burst\u2014designated GRB 250702DBE\u2014that triggered the Fermi\/GBM system three times.<\/p>\n<p>Despite being named in accordance with standard GRB conventions, the event exhibited striking anomalies: its duration spanned several hours, far exceeding that of typical GRBs. The same source, also detected in the X-ray band by the Einstein Probe (EP) as EP250702a, has drawn scientific interest due to its long duration and unclear physical origin and radiation mechanisms.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>A new study led by the Yunnan Observatories of the Chinese Academy of Sciences has detected quasi-periodic oscillation (QPO) signals in an unusual gamma-ray burst (GRB) event. The findings are published in The Astrophysical Journal. GRBs are short-timescale, highly energetic explosive phenomena typically associated with the collapse of massive stars or the mergers of compact [\u2026]<\/p>\n","protected":false},"author":427,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1497,8],"tags":[],"class_list":["post-226128","post","type-post","status-publish","format-standard","hentry","category-energy","category-space"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/226128","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=226128"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/226128\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=226128"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=226128"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=226128"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}