

Astronomers study the Andromeda galaxy to learn more about space.
A large spiral galaxy that is the nearest to the Milky Way.
The Andromeda galaxy is visible in the night sky.
Many stars in the Andromeda galaxy are much older than those in our galaxy.
Scientists believe the Andromeda galaxy will collide with the Milky Way in the future.
Andromeda galaxy observations
Andromeda galaxy images
Andromeda galaxy research
spiral galaxy
galactic neighbor
celestial body