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Last updated on April 19, 2014 at 18:42 EDT
Archangels Dunes
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Archangel's Dunes

October 29, 2006

This Mars Global Surveyor (MGS) Mars Orbiter Camera (MOC) image shows dark sand dunes in Arkhangelsky Crater, named for A. D. Arkhangelsky (1879-1940), an influential, early Russian geologist. The steepest slopes on these dunes, their slip faces, point toward the northeast (upper right), indicating formative winds from the southwest.

Location near: 41.3°S, 25.0°W

Image width: ~3 km (~1.9 mi)

Illumination from: upper left

Season: Southern Autumn