Learn more about the supernova, which is more than a billion years older than the previous record-holder.

Astronomers using the James Webb Space Telescope report that a powerful gamma-ray burst detected in March may have been ...

For much of the twentieth century, scientists expected the expanding universe to slow over time. The opposite turned out to ...

Physicists may soon witness a cosmic fireworks show: the explosive death of a primordial black hole. Once thought to be unimaginably rare, new research suggests there’s up to a 90% chance of catching ...

The flash was spotted on March 14 by a French-Chinese space telescope called SVOM, which launched last year on a mission to track gamma-ray bursts, the brightest and most powerful explosions in the ...

The universe’s expansion might not be accelerating but slowing down, a new study suggests. If confirmed, the finding would upend decades of established astronomical assumptions and rewrite our ...

"We've been waiting to reach this point for a long time." Using the largest catalog of exploding white dwarf vampire stars ever gathered has provided further evidence that dark energy, the mysterious ...

Using the largest catalog of exploding white dwarf vampire stars ever gathered has provided further evidence that dark energy, the mysterious force accelerating the expansion of the universe, is ...

Physicists think we could see such an explosion in the next 10 years - and it would 'revolutionize physics and rewrite the history of the universe'. This artist’s concept takes a fanciful approach to ...