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

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 ...

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 ...

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

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

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

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

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

Twin orbs of superhot plasma at the Milky Way's center known as the "Fermi bubbles" contain inexplicable clouds of cold ...

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 ...