On November 30, the near-Earth asteroid Eros will pass within 2 degrees of the Andromeda Galaxy's core, offering a rare ...

S targazers are in luck this Wednesday, November 26, as two major cosmic sights will be visible to the unaided eye. The ...

Eros appears to buzz the Andromeda Galaxy, courtesy of a livestream hosted by the Virtual Telescope Institute in partnership ...

How would you like to see the farthest thing visible to the naked eye? It’s possible, but you’ll need to bundle up and sit back on a lawn chair. Your neighbors may think you’ve cracked up sitting out ...

Did you know that you can see the closest spiral galaxy next to our own in the sky? While binoculars and telescopes will offer much better views, it’s still possible to see it with your naked eye if ...

Dozens of dwarf galaxies swarming around the Andromeda Galaxy like bees have been caught on camera by the Hubble Space Telescope, which took more than a thousand orbits of the Earth to take enough ...

In this video, we take a look at a fascinating new astronomical discovery near the Andromeda Galaxy — and no, it's not mine!

Astronomers know that mergers play a huge role in galaxy growth. Right now, the Milky Way is slowly consuming the Large and ...

This time of year, you have the best chance to see the farthest thing away that you can see with the unaided human eye in our Rochester night sky. Away from heavy city lighting, look in the ...

Our Milky Way galaxy is a cannibal. You might wonder what would happen if our disk-shaped spiral galaxy were to one day collide with Andromeda, which is over twice the size of the Milky Way.

Cepheid stars have predictable brightness changes linked to their periods. This period-brightness relationship lets astronomers calculate a Cepheid's distance. Hubble found a Cepheid in the Andromeda ...

How would you like to see the farthest thing visible to the naked eye? It’s possible, but you’ll need to bundle up and sit back on a lawn chair. Your neighbors may think you’ve cracked up sitting out ...