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Rippled Valley Floor

Sept. 15, 2005
NASA's Mars Global Surveyor shows a ripple-covered valley floor in the Hyblaeus Fossae region on Mars. Winds blowing up and down the length of the valley have helped to concentrate windblown grains to form these large, megaripples.

15 September 2005
This Mars Global Surveyor (MGS) Mars Orbiter Camera (MOC) image shows a ripple-covered valley floor in the Hyblaeus Fossae region. Winds blowing up and down the length of the valley have helped to concentrate windblown grains to form these large, megaripples.

Location near: 26.3°N, 225.1°W
Image width: width: ~3 km (~1.9 mi)
Illumination from: lower left
Season: Northern Autumn

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