Astronomers had long been aware of these so-called Herbig-Haro objects—brilliant flares of ionized gas, often near newborn ...

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

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 been discovered around 5 billion light-years from Earth. It may be the ...

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

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