Black holes are fascinating objects. They're unimaginably dense: If Earth was (hypothetically) crushed into a black hole, it ...

Scientists using observations from NASA's Neil Gehrels Swift Observatory have discovered, for the first time, the signal from a pair of monster black holes disrupting a cloud of gas in the center of a ...

This illustration shows a red, early-universe dwarf galaxy that hosts a rapidly feeding black hole at its center. Using data ...

Data from Chandra X-ray telescope and James Webb Space Telescopes have revealed a black hole from 470 million years after the ...

NASA compares the universe's biggest black holes with "each other and to our solar system," in this Goddard Space Flight ...

Using NASA’s Chandra X-ray Observatory, a team of astronomers has discovered lumps of particles within a black hole jet in ...

Scientists using observations from NASA's Neil Gehrels Swift Observatory have discovered, for the first time, the signal from ...

Astronomers have scoured decades-old data from NASA's Chandra X-ray Observatory, finding bright, lumpy features dotting a jet ...

The hungriest known black hole in the early universe has been found, thanks to teamwork between NASA's James Webb Space Telescope and Chandra X-ray Observatory.

Black hole light echoes are an extreme form of gravitational lensing. To measure the masses and spins of black holes, ...

Scientists have found the "hungriest" black hole that is "feasting" on matter faster than experts previously thought possible ...

Hubble unexpectedly finds double quasar: This image from the NASA/ESA Hubble Space Telescope shows a pair ... A quasar emits ...