Hot stars burn brightly in this new image from NASA's Galaxy Evolution Explorer, showing the ultraviolet side of a familiar face. Approximately 2.5 million light-years away, the Andromeda galaxy, or M31, is our Milky Way's largest galactic neighbor.
In this new view of the Andromeda, also known as M31, galaxy from the Herschel space observatory, cool lanes of forming stars are revealed in the finest detail yet. M31 is the nearest major galaxy to our own Milky Way at a distance of 2.5 million light-ye