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

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

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

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

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

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

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

“It’s the most massive [merger] so far,” says Mark Hannam, a physicist at Cardiff University, UK, and part of the LVK ...

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

Gravitational wave detectors have "heard" the ripples in space caused by the most massive black hole merger yet. One ...

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

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