Mariner 4 image showing craters in the Memnonia Fossae region of Mar

July 15, 1965

Mariner 4 image showing craters in the Memnonia Fossae region of Mars. The large crater cut off through the center at the right of the frame is the 197 mile (56 km) diameter Dejnev.

Credit

NASA/JPL-Caltech

ENLARGE

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