The longest gamma-ray burst ever recorded did not behave like a quick cosmic flash. Instead, it burned across the sky for more than seven hours, forcing astronomers to rethink what powers the universe ...

GRB 250702B was spotted in July. ESO / A. Levan, A. Martin-Carrillo et al. Astronomers have spotted a gamma-ray explosion unlike any they’ve seen before, with the help of multiple telescopes, ...

The cosmos has a way of rewriting its own rulebook, and a single blast of high-energy light has just forced astronomers back to the first page. Earlier this year, a gamma-ray outburst that raged for ...

A team of astronomers have observed an explosion in the universe unlike any ever witnessed before. The gamma-ray bursts from outside the Milky Way galaxy repeated several times over the course of a ...

When space telescopes blazed with high-energy radiation for hours earlier this year, astronomers suspected that they were witnessing something special. The cosmic flash GRB 250702B was no ...

The orange dot at the centre of this image is a powerful explosion that repeated several times over the course of a day, an event unlike anything ever witnessed before. The image, taken with ESO’s ...

Scientists may have to rethink their playbook for studying gamma-ray bursts, the most powerful known cosmic explosions, after a blast detected in July set a new record by firing energetic jets for ...

This video zooms in on the gamma-ray burst GRB 250702B. It combines images taken with different telescopes at different times and various wavelengths. The journey begins with a wide-field view of the ...

If you’ve been following Gizmodo’s astrophysics coverage, you’ve probably noticed a pattern: Scientists study a cosmic phenomenon and start to get a handle on it—then something shows up that ...

Astronomers observed a unique gamma-ray burst outside the Milky Way, repeating over a day, unlike any known star-destruction event. (Nanowerk News) Astronomers have detected an explosion of gamma rays ...