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 ...

“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 ...

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 ...

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

The most massive black hole merger to date was detected at a Washington state observatory, producing a black hole about 225 ...

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

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, researchers detected a cosmic merger of unprecedented proportions. A ...

The pair merged to create a single hole about 225 times the mass of the sun.