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

If you missed the grand planetary alignment at the end of February, most of the planets aren't going anywhere. Mercury, Venus ...

The Andromeda galaxy, our nearest major galactic neighbor and one of the most iconic objects in the night sky, has captivated the imaginations of astronomers and stargazers for centuries.

However, NASA has created step-by-step illustrations depicting what those future night-sky views would look like as the Andromeda and Milky Way galaxies collide. Take a look.

From meteor showers to brilliant planetary appearances, the night sky this month is a feast for stargazing enthusiasts. The Andromeda Galaxy, the nearest major galaxy to the Milky Way, takes ...

Once Andromeda reaches us ... After six billion years of cosmic carnage, Earth's night sky would be ablaze with the elliptical galaxy's bright, new core, if it weren't for the fact that the ...