At 225 solar masses, this gargantuan merger of two black holes challenges our thinking on these famously elusive objects.

A strophysicists have discovered the largest known merger of two black holes to form a larger single hole about 225 times the mass of the sun. The violent collision between the spinning objects, one ...

A puzzling gravitational wave was detected, and astronomers have determined that it comes from a record-breaking black hole ...

Astrophysicists have analyzed two merging black holes; the team's best models suggest that at least one, if not both, of the ...

The powerful merger, designated GW231123, produced an extremely large black hole about 225 times the mass of our Sun.

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

Astronomers have detected the most massive black hole merger ever observed, challenging stellar evolution and black hole ...

Using ripples in space-time predicted by Einstein, a team of researchers has detected a cosmic merger of unprecedented ...

It took less than a second for the space observatory hidden in Louisiana woods to detect a black hole that is that is ...

The largest black hole collision ever recorded has scientists' jaws on the floor — and scratching their heads.