December 22, 2024

On This Day in Space! Dec. 15, 1612: Andromeda galaxy spotted by telescope for the 1st time

The Andromeda galaxy (likewise known as M31) is the closest significant galaxy to our own Milky Way, and it can be seen with the naked eye. About 2.5 million light-years away from Earth, the Andromeda galaxy is the closest major galaxy to our own, the Milky Way. Still not enough area?