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

Have you ever seen an entire galaxy with your naked eyes? You can see it now. Late October offers a prime opportunity for skywatchers to spot the ancient light of the Andromeda galaxy, which climbs ...

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 ...

A new composite image of the Andromeda Galaxy is offering an unprecedented view of our closest spiral galactic neighbor. Composed by NASA and international space partners, the image combines data from ...

Astronomers have long believed that our Milky Way will eventually collide with the Andromeda galaxy. A new study suggests that we might escape that fate. The spiral Andromeda galaxy is our closest ...

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

The Andromeda galaxy, our Milky Way galaxy's largest and nearest neighbor, is surrounded by a massive halo that is actually bumping up against our own galaxy's halo, according to new research using ...

Astronomers are celebrating the completion of a 2.5-billion-pixel panoramic picture of the entire Andromeda galaxy. The team includes several UC Santa Cruz researchers who made significant ...

The Andromeda galaxy lies just beyond (...OK, about 2.5 million light-years beyond) our galaxy, the Milky Way. These galaxies are more than just neighbors: They're gravitationally bound. And for the ...