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

Astronomers have discovered a supernova so distant that it dates back to a time when the cosmos was still very young, thus ...

Astronomers have caught a cosmic explosion doing something it was never supposed to do, firing off three powerful gamma-ray ...

A supernova from the early universe looks unexpectedly familiar, challenging ideas about how the first massive stars lived ...

"This is certainly an outburst unlike any other we've seen in the past 50 years." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Astronomers ...

Astronomers at the University of North Carolina at Chapel Hill have helped uncover new clues about the longest-lasting cosmic explosion ever observed, a gamma-ray burst that lasted nearly seven hours.

Data collected using multiple NSF NOIRLab facilities reveal a gamma-ray burst that lasted more than seven hours and ...

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 international CTAO LST Collaboration has released remarkable findings from observations of GRB 221009A—the brightest gamma-ray burst (GRB) ever recorded. The results were published in The ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Cosmic rays may play a role in triggering lightning on Earth, a new study suggests. | Credit: Jan ...