An attempted armed robbery in West Hollywood went horribly wrong for a would-be thief who targeted a retired wrestler, ...

An explosion — about 100 times brighter than previously recorded — blinded scientists' instruments. Scientists marveled at the power of the gamma-ray jet, which likely marked the birth of a black hole ...

When space telescopes blazed with high-energy radiation for hours earlier this year, astronomers suspected that they were ...

Astronomers recorded the longest gamma-ray burst in history, GRB 250702B, that may be a cosmic event completely new to ...

This July, astronomers were left reeling by an event unlike anything seen before: a gamma-ray burst (GRB) that repeated four ...

WASHINGTON – A powerful stellar explosion detected March 19 by NASA’s Swift satellite has shattered the record for the most distant object that could be seen with the naked eye. The explosion was a ...

Gamma Ray Explosion This image provided by the European Southern Observatory shows a powerful explosion, orange dot at the center of the image, that repeated several times over the course of a day, ...

The aftermath of a collapsed and exploded star, a dramatic cosmic event called a supernova. (This is *not* the collapsed star responsible for the historic gamma ray burst described below, which ...