A cosmic explosion with an energy equivalent to the output of a billion suns went unnoticed by astronomers until they caught ...

In October, scientists were stunned by the detection of the brightest gamma ray burst, intense explosions observed in distant galaxies, known to man. Dazzled by its striking flash, scientists aptly ...

Gamma-ray bursts are the most violent explosions in the universe. In a fraction of a second, they can release more energy ...

GRB 230906A, a short gamma-ray burst first detected in 2023, points to a faint galaxy embedded within a long stream of torn ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Astronomers recently detected an explosion so large they dubbed it ...

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 ...

An illustration of two stellar-mass black holes merging in the accretion disk of an active galactic nucleus. (Shu-Rui Zhang) ...

For the first time, a binary black hole merger, observed in November 2024, has been linked with a short gamma-ray burst (GRB) ...

A gamma ray burst (GRB) is the most powerful form of explosion in the known universe. They are produced when massive stars die, right before they turn into black holes, and were originally discovered ...

Gamma-ray bursts, powerful glares of high-energy that wash through the Universe once every day or so are, for a brief time, the brightest objects in the gamma-ray sky. ESA’s Integral gamma-ray ...

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 ...