NGC 6621/2 VV 247, Arp 81 is a strongly interacting pair of galaxies, seen about 100 million years after their closest approach. This image is part of a large collection of images of merging galaxies taken by NASA Hubble Space Telescope.
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Title: NGC 6621/2
Creator: NASA, ESA, the Hubble Heritage Team STScI/AURA-ESA/Hubble and W. Keel University of Alabama, Tuscaloosa