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

As NASA reports, two astronomers working with raw Webb data the space agency periodically makes available to researchers, ...

"The biggest surprise of all was that the black hole was not located inside either of the two nuclei but in the middle. We ...

ESA's Gaia mission has discovered the closest and 2nd closest black holes to Earth found yet. In this animation, travel to ...

The future of at least one of the U.S. LIGO observatories is in jeopardy as deep cuts to science programs are proposed by the ...

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

The new black hole has more than 200 times the mass of our sun – and is challenging theories of how objects form in space ...

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

The Laser Interferometer Gravitational-wave Observatory (LIGO) is no stranger to making history and breaking records. In 2015 ...

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

Two colossal black holes among the most massive ever seen collided in deep space, creating gravitational waves that rippled ...

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