Moonscapes

Maria, craters, valleys and mountain ranges of the lunar surface.

• Mare

  Mare Imbrium

  The vast lava plain filling the Moon's largest well-preserved impact basin.

  1,145 km across

• Mountain range

  Montes Apenninus

  The Moon's most imposing scarp, forming the southeastern rim of Mare Imbrium.

  600 km across

• Mare

  Oceanus Procellarum

  The only lunar mare called an ocean, and the largest by a wide margin.

  2,568 km across

• Crater

  Tycho

  A young, bright crater whose ray system dominates the full Moon.

  85 km across

• Valley

  Vallis Schröteri

  The largest sinuous rille on the Moon, carved by flowing lava.

  160 km across