Astronomers have employed the Very Energetic Radiation Imaging Telescope Array System (VERITAS) to observe a mysterious gamma-ray emitting source designated HESS J1857+026. Results of the ...

Gamma-ray bursts (GRBs) are among the most powerful explosions in the universe, second only to the Big Bang. The majority of ...

A single gamma-ray burst has forced astronomers to redraw their mental map of how the most violent explosions in the universe ...

Watch an animation of a black hole shooting jets of particles through a "collapsing star at nearly the speed of light" and ...

Astronomers using the James Webb Space Telescope report that a powerful gamma-ray burst detected in March may have been produced by the explosion of a massive star just 730 million years after the Big ...

Astronomers have spotted an extraordinarily long-lived cosmic explosion lasting more than seven hours, breaking the record as ...

Astronomers used major telescopes across the world to probe a cosmic explosion 8 billion light-years from the solar system.

CAPE CANAVERAL, Fla. (AP) — Scientists have discovered a gamma ray explosion outside our galaxy that’s not only exceptionally powerful, but also long-lasting. Telescopes on Earth and in space — ...

Scientists have detected the most distant supernova ever seen, exploding when the universe was less than a billion years old.

Harvard Professor Avi Loeb explains that alignments between interstellar object 3I/ATLAS and gamma-ray bursts are statistically expected, with a dozen coincidences occurring over 8,000 years of Solar ...