This image of the Andromeda galaxy, captured by NASA’s Galaxy Evolution Explorer, shows the ultraviolet side of our familiar galactic neighbor.
"Both the Milky Way and the Andromeda galaxy (M31) are giant spiral galaxies in our local universe. And in about 4 billion years, the Milky Way and Andromeda will collide in a gravitational sumo match that will ultimately bind them forever. Because astronomers previously thought that Andromeda was up to three times as massive as the Milky Way, they expected that our galaxy would be easily overpowered and absorbed into our larger neighbor. But now, new research suggests we’ve overestimated our opponent. ..."
Astronomy (Video)
Space (Video)
W - Andromeda Galaxy
The Andromeda Galaxy, also known as Messier 31 (or M31), is one of the most distant objects visible to unaided human eyes. ..."
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