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Interacting Galaxies Arp 147

2 Nov 2012, 19:43 UTC
Interacting Galaxies Arp 147 NASA, ESA, and M. Livio (STScI)
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In this pair of gravitationally interacting galaxies called Arp 147, the blue ring-shaped galaxy's distinctive look was probably created when the galaxy on the left passed through the galaxy on the right.

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