Astronomers have used a new method to weigh the ultramassive black hole. They hope this will help them better understand how ...

The black hole is located in one of the two galaxies that make up the Cosmic Horseshoe system, about 5 billion light years ...

A black hole with a mass equivalent to 36 billion suns-10,000 times heavier than the one at the center of the Milky Way -has ...

In a galaxy far, far, far away, astronomers have found the oldest black hole in the universe, thought to have formed less ...