The 11th day of the 18th annual Space Telescope Advent Calendar features a new view of the heart of a nearby spiral galaxy.

Astronomers observed the supermassive black hole in galaxy NGC 3783 ejecting ultra-fast winds after a powerful X-ray flare.

Black holes are notoriously difficult to spot unless they are active, and one type of activity is the destruction of a star, ...

Scientists detect a 20-day wobble from a star-shredding black hole, confirming spacetime twisting predicted by Einstein.

A sudden black hole flare unleashed stunning, near light speed winds that echo the Sun’s most powerful eruptions.

Scientists have confirmed that colossal collisions between galaxies trigger titanic eruptions in the centers of those galaxies, and the discovery is thanks to an artificial intelligence tool that was ...

Caltech’s Katie Bouman explains how the Event Horizon Telescope Collaboration captured the first imager of the Sagittarius A* ...

Gamma-ray bursts (GRB) are some of the most perplexing phenomena in nature. Even though astronomers have detected about ...

A team of astronomers including George Washington University physics Ph.D. student Eliza Neights recorded an extraordinary ...

Black holes, born from dying stars, are cosmic giants that grow by consuming matter and merging with others. While invisible ...

Learn how researchers used Einstein’s theory of general relativity to create the most accurate simulations to date.

NASA's James Webb Space Telescope uncovers clues about a mysterious cosmic blast that defies expectationsA Rutgers ...