Andromeda galaxy: All you need to know

To Understand the Universe, Scientists Are Studying the Milky Way's Cosmic Neighbors

Andromeda Galaxy: Facts, Type, Age, Size, Diameter, Mass, Temperature

Meet the Milky Way's Neighbor: the Andromeda Galaxy

Andromeda Galaxy - NASA

How can I see the Andromeda Galaxy? - BBC Science Focus Magazine

How I Took a Photo of the Andromeda Galaxy from My Backyard

In the night sky: Orion: Week 3: 3.2