Black holes that have been obscured by clouds of dust still emit infrared light, enabling astronomers to spot them for the ...

The newly discovered "blazar," which has a mass equal to 700 million suns, is the oldest of its kind ever seen and changes ...

Astronomers have witnessed a monster supermassive black hole erupting with a light-year-long jet traveling at one-third the speed of light.

A team of astronomers sifted through James Webb Space Telescope data from multiple surveys to compile one of the largest ...

Researchers have found there are many more black holes in the universe than once thought. (Credit: WikiMedia Commons) Most ...

Sgr A*, at the heart of the Milky Way and clocking in at 4.3 million solar masses, is the closest supermassive black hole we have access to. It's also on the quiescent end of the activity scale, which ...

Supermassive black holes with powerful jets of high-energy particles, pointing directly at Earth are called blazars.

An effort to find some of the biggest, most active black holes in the universe provides a better estimate for the ratio of ...

A strange black hole is making scientists scratch their heads.

Dark matter has eluded us for many decades. Even our most advanced particle colliders and sophisticated underground detectors ...

After decades of study, scientists sound genuinely optimistic about the possibility of detecting primordial black holes, which might explain dark matter.

A fluffy cluster of stars spilling across the sky may have a secret hidden in its heart: a swarm of over 100 stellar-mass ...