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Gullies and Sand

Dec. 15, 2004
NASA's Mars Global Surveyor shows gullies running down a slope on the side of a mesa in a pit in the south polar region of Mars. The dark material in this scene is windblown sand.

15 December 2004
This Mars Global Surveyor (MGS) Mars Orbiter Camera (MOC) image shows gullies running down a slope on the side of a mesa in a pit in the south polar region of Mars. The dark material in this scene is windblown sand. These landforms are located near 70.9°S, 357.3°W. The image covers an area approximately 3 km (1.9 mi) wide and is illuminated by sunlight from the upper left.

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