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The Milky Way Is Colliding With Another Galaxy. Here's What You Should Know
That's the Andromeda galaxy, our closest galactic neighbor, and in 4 billion years, it will collide with the Milky Way, ...
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OTD In Space - December 15: Andromeda Galaxy Spotted By Telescope For The 1st Time
On Dec. 15, 1612, the Andromeda galaxy was seen through a telescope for the first time by a German astronomer named Simon Marius. The Andromeda galaxy is the closest major galaxy to the Milky Way, and ...