There could be planets around the supermassive black hole at the heart of our galaxy – and we may be ready to find them, ...

Galaxy clusters -- the big cities of the universe -- are home to many giant elliptical galaxies that have completed their growth and are not forming stars. However, it is still unclear what has shut ...

International researchers recently spotted a pair of stars orbiting around one another in surprisingly close proximity to Sagittarius A*.

Astronomers have observed a binary star system orbiting near the supermassive black hole at the center of the Milky Way galaxy. The discovery of Sagittarius A* (Sgr A*), published Tuesday in Nature ...

Scientists know stars can form near and even orbit these black hole behemoths, but they’ve never seen a pair of stars survive ...

A gamma-ray flare from a black hole 6.5 billion times the Sun’s mass leaves scientists stunned.

After taking the first images of black holes, the Event Horizon Telescope (EHT) is poised to reveal how black holes launch ...

The Event Horizon Telescope (EHT), famous for capturing the first images of black holes, is now set to unlock another cosmic ...

The black hole at the center of the M87 galaxy is 1000 times more massive than Sagittarius A*. Watch views of both captured ...

A black hole at the center of the M87 galaxy has erupted in an enormous gamma-ray flare that is defying astronomer's ...