Wednesday, February 27, 2013

What Will Happen When the Milky Way Collides With the Andromeda Galaxy?

The Milky Way Galaxy is organized into spiral arms of giant stars that illuminate interstellar gas and dust. The sun is in a finger called the Orion Spur.  

This video shows a computer simulation of one possible collision scenario between the Milky Way and Andromeda galaxies. When galaxies "collide," they don't literally hit one another. Rather they pull on one another, and this alone could cause some damage.

For the rest of the story:

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