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

A collision observed between two black holes, each more massive than a hundred suns, is the largest merger of its kind ever ...

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

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

The LIGO Hanford Observatory near the Tri-Cities and its twin in Louisiana detected ripples of time and space passing through ...

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

A short-lived ripple in space-time revealed that two black holes merged into a giant black hole with the mass of 225 suns ...

Astronomers have detected the signal of a colossal black hole in deep space that likely formed when two already-large black ...

The merger wasn’t just the biggest ever, but also an event so rare that it challenges existing models for black hole genesis.

The Laser Interferometer Gravitational-Wave Observatory (LIGO)'s LIGO-Virgo-KAGRA (LVK) collaboration has detected an ...