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Curated category

Pre-Nectarian

  • Genesis RockAstronauts James Irwin and David Scott stood at Spur crater on the Moon in July of 1971. They collected sample number 15415 during their second lunar EVA.
  • Late Heavy BombardmentApollo 15, 16, and 17 landing sites were chosen for their proximity to the Imbrium, Nectaris, and Serenitatis basins. Astronauts collected impact melt rocks…
  • Mare TranquillitatisThe Moon's Mare Tranquillitatis holds basalt formed during the Upper Imbrian epoch. This rock type dates to an intermediate to young age group within that…