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• Dark Matter and Galaxies Part Ways in Collision between Hefty Galaxy Clusters

  • Uploaded by: Smithsonian Institution
  • License: No known copyright restrictions
  • 4 comments
  • 70 favorites
  • 40,154 views
  • Date taken: 2013-09-25 09:03:56
  • Date uploaded: 2013-09-30
  • Tags: abell520, chandra, galaxies, gas
  • Visibility: public