The quasi-periodic eruptions of X-rays from a black hole 300 million light-years away are unlike any researchers have ever ...

Red specks in the early universe are puzzling astronomers, but a proposed explanation suggests they are the progenitors of ...

A team of astronomers at the Space Telescope Science Institute, working with one colleague from the University of St Andrews' ...

While solitary black holes should be common, they are hard to find. The one in Sagittarius revealed itself when it passed in front of a dim background star, magnifying the star’s light and slowly ...

This suggests the material is orbiting a supermassive black hole, which powers active galactic nuclei (AGN). The problem with the AGN model for the little red dots is that their intensity in the ...

Q: If the gravity of a black hole is so strong that nothing can escape from it, not even light, how has the Hubble Space Telescope recorded images of gas jets ejected from black holes?

The black hole at the heart of galaxy SDSS1335+0728, located 300 million light-years away, was quiet for decades as it ...

"The singularity is the most mysterious and problematic part of a black hole. It's where our concepts of space and time literally no longer make sense." A team of scientists has developed a recipe ...