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 ...

Astronomers using the Very Long Baseline Array (VLBA) and the Very Large Array (VLA) have caught a supermassive black hole in ...

Astronomers have uncovered what may be the most massive black hole ever found, 36 billion times the mass of our Sun, hidden ...

Twin orbs of superhot plasma at the Milky Way's center known as the "Fermi bubbles" contain inexplicable clouds of cold ...

About 5 billion light-years away from where you're sitting, in one of the most massive galaxies on record, there exists an ...

Astronomers spotted the ultramassive black hole inside the Cosmic Horseshoe, an equally gargantuan galaxy so powerful that it ...

A galaxy billions of light years from Earth houses what may be the most massive black hole in the universe, equivalent to ...

This is the first confirmed case of a star that survived an encounter with a supermassive black hole and came back for more.

An ambitious plan to test extreme physics close to a black hole would involve a space probe weighing only a few grams, ...

Theoretically, there's no limit to how massive a black hole could grow. In practical terms, other constraints, such as the ...

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