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Home » Space/Science

A river ran through it September 27, 2012 11:51 am BuckGalaxy

  • That certainly LOOKS like stream-sorted gravel. PODROCK! HELP! by ER 2012-09-27 12:38:50
    • A little vid with info about this. by alcaray 2012-09-29 10:21:33
      • Quite ancient. Erosion is a *lot* slower on mars. by alcaray 2012-09-27 14:01:23

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