An international team of physicists discovered the largest-ever merger of 2 black holes through a phenomenon known as gravitational waves.

The biggest black hole merger yet observed could confirm a rare class of black holes long thought to be missing from the universe.

Very massive stars (VMSs) have had a massive impact on the formation of our universe. However, there aren't very many of them ...

There could be many more satellite galaxies orbiting the Milky Way than previously thought or observed, according to ...

A U.S. gravitational wave detector spotted a collision between fast-spinning “forbidden” black holes that challenge physics ...

For the first time, astronomers have spotted a star that exploded not once, but twice. A new image of a roughly 300-year-old supernova provides visual evidence that some dying stars undergo a double ...

Scientists predict one of the major surveys by NASA's upcoming Nancy Grace Roman Space Telescope may reveal around 100,000 celestial blasts, ranging from exploding stars to feeding black holes. Roman ...

The massive black hole has been dubbed GW231123. Its unusual size and behavior is challenging scientists' understanding of ...