Like tiny photobombers, cosmic anomalies resembling small, bright red points show up in almost every snapshot taken by the ...

An illustration of two stellar-mass black holes merging in the accretion disk of an active galactic nucleus. (Shu-Rui Zhang) ...

The research could shed light on how black holes vomit out matter and how this influences their home galaxies.

They discovered that the host galaxy is incredibly massive — weighing in at over 40 billion times the mass of our Sun — and ...

A neutron star and black hole (GW200105) were detected merging along an unusual oval orbit, challenging theories about how ...

Black holes are often seen as silent destroyers—but new observations reveal violent outbursts that release unimaginable energy. These rare cosmic events challenge our understanding of physics and ...

Astronomers have identified the first clear evidence of a magnetar forming during a superluminous supernova, offering new insight into some of the brightest explosions in the universe.

Gamma-ray bursts are the most violent explosions in the universe. In a fraction of a second, they can release more energy ...

Black hole GW190412 has been caught speeding away from its birth site at about 112,000 miles per hour (180,000 kilometers per ...

Despite years of debate and follow-up studies, an odd streak of cosmic light still defies a final explanation. Is it a giant ...

Scientists analyzing a gravitational-wave signal have discovered that a neutron star and black hole spiraled together on an ...