ESO, European Organisation for Astronomical Research in the Southern Hemisphere
Andromeda Galaxy Facts - Space Facts
Andromeda Galaxy - Wikipedia
Andromeda Galaxy - Wikipedia
Jaw-dropping Andromeda galaxy photo comprises 37 hours of exposure - CNET
The Terrifying Truth About the Andromeda Galaxy
Andromeda Galaxy, Description, Location, Distance, & Facts
Footprints of Galactic Immigration Uncovered in Andromeda Galaxy
Utah Skies: observing the Andromeda galaxy
Locate the Andromeda Galaxy and see it through a telescope