The Spitzer Photo Atlas of Galactic "Train Wrecks"
25 May 2011, 18:09 UTC
NASA / JPL-Caltech / L. Lanz (Harvard-Smithsonian CfA)
May 25, 2011: Five billion years from now, our Milky Way galaxy will collide with the Andromeda galaxy. This will mark a moment of both destruction and creation.
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