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Grb 250702b: the Gamma-Ray Burst that Lasted Seven Hours and Dislocated Astronomy

Summary by ATB Digital
World, Jan 07, 2026 (ATB Digital).- Gamma-ray bursts (GRB) usually behave like a flash: they appear, hit hard and go out fast. So, when the event called GRB 250702B remained active for almost seven hours, the bewilderment was immediate. It was not just a “long call” but a sequence with repeated episodes that stretched the phenomenon far beyond the usual, to the point of forcing teams to rethink what kind of cosmic motor can sustain such an emiss…
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World, Jan 07, 2026 (ATB Digital).- Gamma-ray bursts (GRB) usually behave like a flash: they appear, hit hard and go out fast. So, when the event called GRB 250702B remained active for almost seven hours, the bewilderment was immediate. It was not just a “long call” but a sequence with repeated episodes that stretched the phenomenon far beyond the usual, to the point of forcing teams to rethink what kind of cosmic motor can sustain such an emiss…

A cosmic explosion that lasts for seven hours: this is the unusual spectacle that astronomers recently observed. Baptised GRB 250702B, this gamma burst sprayed the...

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Techno-Science.net broke the news in on Tuesday, January 6, 2026.
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