Some galaxies are similar to the Milky Way, but some are quite different.
Learn more about galaxies from National Geographic.
Astronomers predict that our home galaxy will merge with our neighboring galaxy, Andromeda.
Galaxy - Wikipedia
Galaxies HubbleSite
M33: Facts About the Triangulum Galaxy
40 Amazing Facts About Galaxy
Galaxies—facts and information
Spiral Galaxy, ESA/Hubble
Milky Way Galaxy, Size, Definition, & Facts
Spiral Galaxies Ask An Earth and Space Scientist
10 Interesting Facts About the Milky Way - Universe Today
Infographic of the Most Astounding Facts About The Milky Way
18 Interesting Facts About Our Galaxy
Andromeda Galaxy: Facts about our closest galactic neighbor
Galaxy Facts: Interesting Facts about Near and Distant Galaxies
11 Elliptical Galaxies Facts: The Mysteries of the Universe