SPACE COLLISIONS, BIG AND SMALL

by Robert Lamb, HowStuffWorks.com
 
milky way andromeda collide animation galaxy

A Fatal Meeting

Is there another galaxy out there with our name on it? You bet there is.

Scientists expect the Andromeda galaxy (currently 2.5 million light years away) to collide with the Milky Way in the far-distant future.

Shown here is a simulation of the aftermath expected a few billion years from now.

Credit: University of Chicago’s Kavli Institute for Cosmological Physics

Article posted January 23, 2009.

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