Translingual

M31 as seen through a telescope

Proper noun

M31

1. (astronomy) The Andromeda Galaxy; a giant spiral galaxy in the Local Group, together with the Milky Way galaxy. It is at a distance of approximately 2.5 million light years from Earth, in the direction of the constellation Andromeda.

Synonyms

• Andromeda Galaxy
• Andromeda
• NGC 224
• Messier 31

See also

• Wikipedia article on the Andromeda Galaxy
• Wikipedia article on the Messier objects