Andromeda XXXV is only about 20,000 times more massive than our Sun—very small, even for a satellite galaxy. For comparison, ...

Astronomers at the University of Michigan have discovered a new satellite of the Andromeda Galaxy (M31), the Milky Way's ...

Astronomers have discovered strong evidence for the closest supermassive black hole outside of the Milky Way galaxy. This ...

This task is somewhat less challenging around the closest major galaxy to the Milky Way, Andromeda. Other dwarf galaxies have been spotted around Andromeda before, but these have been large and ...

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

One star is captured into a tight orbit around the black hole, while the other is flung outward at extreme velocities - often ...

When we observe distant celestial objects, there is a possible catch: Is that star I am observing really as reddish as it ...

This appears to be the closest supermassive black hole outside our Milky Way galaxy, according to a report that's appearing in The Astrophysical Journal. While scientists think that most galaxies ...

Find a remote area in a national park, miles from the nearest ... the Milky Way to spin. In short, our sun is about ...

A star has been spotted shooting away from the heart of our galaxy at around 500 kilometres per second, giving astronomers ...