The Cosmos with M31
The Andromeda Galaxy, also known as Messier 31, is one of the most observed and photographed objects in the night sky. It’s a spiral galaxy like our Milky Way at a distance of 2.5 million light-years.
The Andromeda Galaxy, also known as Messier 31, is one of the most observed and photographed objects in the night sky. It’s a spiral galaxy like our Milky Way at a distance of 2.5 million light-years.