Scientists have found a black hole 12 billion times more massive than the Sun that was formed so soon after the Big Bang it's challenging what we know about black holes.
If the two black holes meet, they could release as much energy as 100 million supernova explosions as they shatter their galaxy, a new study finds.
A winner has been declared in the debate about stars, dark matter and black holes, and it can help us understand how elliptical galaxies grow.
Astronomers have spotted in an otherwise not-very-interesting galaxy a raging storm erupting from the black hole at its core.
Its root cause still undetermined, a huge X-ray flare from the Milky Way's center has made NASA scientists sit up and take notice.
An X-ray telescope designed to hunt for black holes takes a look at the sun and helps NASA deliver an intense portrait of our closest star.
Can't get enough Matthew McConaughey in a spacesuit? Buy an unlimited "Interstellar" ticket and watch the movie as many times as you can stand it.
Astronomers have located a black hole that appears to be from a new class of cosmic champion eaters.
While we typically think of black holes as death pits from which nothing can escape, recent studies suggest black holes play a pivotal role in creating stars. Could one have created our sun?
The agency's Hubble Space Telescope spots one of the smallest galaxies ever discovered -- with a giant black hole at its core.