Astronomers say they have traced a mysterious pulsing in the Milky Way to a surprising source: a dead star locked in a dance ...

A new study of super-fast-moving stars suggests that they were accelerated by a monster black hole that's been lurking unseen ...

A team of Harvard astrophysicists discovered a supermassive black hole at the center of the Large Magellanic Cloud, the Milky ...

At the center of our galaxy, hidden behind dense clouds of gas and dust, the black hole Sagittarius A* rotates rapidly, ...

Observations about the directions in which galaxies turn have a head-spinning implication: our entire Universe might exist ...

Hubble's study reveals Andromeda experienced major galactic collisions, unlike Milky Way. Its satellite galaxies show unusual ...

It is the nearest major galaxy to the Milky Way. "The Large Magellanic Cloud is one of the best-studied galaxies, yet this ...

A study based on the trajectory of nine fast-moving stars observed ... black hole from beyond the Milky Way was the one inside the Andromeda galaxy, about 2.5 million light-years from Earth.

"Everything scattered in the Andromeda system is very asymmetric and perturbed. It does appear that something significant ...

It's home to a monster black hole A new study of super-fast-moving stars suggests that ... closest supermassive black hole outside our Milky Way galaxy, according to a report that's appearing ...

They are saying goodbye to the Milky Way, unlike our slowpoke sun, which orbits our galaxy's center. JESSE HAN: These stars are moving too fast to sustain such an orbit. They're just on their way out.