Long ago, in a galaxy far away, two black holes danced around each other, drawing ever closer until they ended in a cosmic collision that sent ripples through the fabric of spacetime. On September 14, ...

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

Joseph Giaime, head of the observatory, joined Louisiana Considered to talk to us about the event’s significance, and how ...

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

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

A record-breaking black hole collision has stunned scientists with its sheer scale and speed. Detected by the LIGO-Virgo-KAGRA observatories, the event merged two enormous black holes—each over 100 ...

Less than a decade since the first detection of gravitational waves—ripples in spacetime itself—proposed budget cuts threaten ...

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

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

A gravitational wave has revealed the biggest black-hole merger ever recorded—so massive and extreme, it defies current ...

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

New gravitational wave findings from the LIGO-Virgo-KAGRA Collaboration report the discovery of the largest black hole merger ...