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

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

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

Scientists say the two black holes merged after colliding at speeds near the limit allowed by Albert Einstein’s theory of ...

Black holes in a pair of merging galaxies, known as UGC4211, are devouring gas and dust that is "being displaced by the ...

What occurs when the universe plays a cosmic curveball, breaking down long-standing assumptions about how black holes form?

A gravitational wave has revealed the biggest black-hole merger ever recorded—so massive and extreme, it defies current astrophysical models. The clash formed a 225-solar-mass monster, possibly made ...

Two black holes, each more massive than a hundred suns, collided and merged into each other, in what is dubbed as the largest merger of its kind ever recorded, according to new research.

Scientists have detected gravitational waves from a black hole collision, revealing one with an unexpected mass that challenges existing theories about star death.

The Trump administration has called for shutting down either a Tri-Cities, WA, or Louisiana observatory that work in tandem.

Arizonans could soon be able to see another SpaceX Falcon 9 rocket launching from California. Where are some spots to catch ...