We've known for over 30 years that there are other stellar systems in our galaxy, but we don't have any idea how many there are.

The spiral galaxy 2MASX J23453268−0449256 is located nearly 1 billion light-years away from Earth, and measures about three ...

In fact, the scientists believe that there may be an entire network of tunnels connecting to other bubbles throughout the galaxy ... solar system is constantly on the move through the Milky Way ...

"A supercomputer simulation shows many galaxies merging over time. The parts of galaxies we can see are glowing stars forming ...

Astrophysicists have teased a hellish potential future in which life on Earth is extinguished by deadly radiation from the ...

Astronomers have uncovered a spiral galaxy nearly a billion light-years away that hosts a supermassive black hole launching colossal jets of energy, something once thought possible only in elliptical ...

A terrifying glimpse at one potential fate of our Milky Way galaxy has come to light ... One pointed near our solar system could strip away planetary atmospheres, damage DNA and increase mutation ...