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

Since 2018, we've seen 1ES 1927+654 generate jets in real time and found it may have a lone white dwarf orbiting near the ...

NASA's Chandra and NuSTAR telescopes have teamed up to study a supermassive black hole-powered quasar that could have played ...

The first black hole that astronomers observed "turning off" just turned back on, releasing jets of hot gas into the cosmos.

A supermassive black hole has been discovered by astronomers that's shooting a giant energy beam directly at Earth.

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

In December 2022, less than six months after commencing science operations, NASA's James Webb Space Telescope revealed ...

Astronomers have detected the most ancient blazar ever observed, originating from the early universe and emitting a beam of ...

Black hole quantum effects are usually thought to be too small to have any observable signatures. This is indeed the case for ...

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

A strange black hole is making scientists scratch their heads.

According to the calculations, the likely object was a white dwarf about 10 percent the mass of the Sun. It was moving about ...