Gamma-ray bursts (GRBs) rank among the most powerful explosions in the universe, releasing immense energy in intense flashes ...

Astronomers have detected a gamma-ray burst (GRB) like none other. GRB 250702B was longer than any ever observed and repeated. The GRB was "unlike anything ever witnessed before," according to the ...

Astronomers have spotted a bizarre cosmic explosion that refuses to play by the rules—and it’s leaving scientists scrambling for answers. GRB 250702B, detected by NASA’s James Webb Space Telescope and ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. A core collapse supernova ...

GRB 250702B is 'the longest gamma-ray burst that astronomers have ever observed,' according to NOIRLab. See imagery of the ...

"This is the most convincing 'orphan afterglow' candidate to date and only the second candidate to be identified." When you purchase through links on our site, we may earn an affiliate commission.

Using NASA's Chandra X-ray space telescope, astronomers have performed high-resolution X-ray spectroscopic observations of a ...