Template:POTD protected/2008-06-27

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Mice Galaxies

The Mice Galaxies, NGC 4676A (right) and NGC 4676B (left), are two spiral galaxies in the constellation Coma Berenices that are presently in the process of colliding and merging. Their name refers to the long tails produced by galactic tides.

Photo credit: Hubble Space Telescope