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

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

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

Everything about the Infinity Galaxy, recently discovered by the JWST, is strange. One odd feature could be the 1st evidence ...

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 ...

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

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

"It was something I’ve never seen before and I’ve looked at tens of thousands of images of galaxies over my career," he said.

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

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

Yale astronomer Pieter van Dokkum and a team of researchers have discovered an object in space they call the "Infinity" ...

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