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Nili Patera Dunes

July 6, 2005
NASA's Mars Global Surveyor shows dark, windblown sand dunes in the caldera of Nili Patera, a volcanic crater in Syrtis Major on Mars.

6 July 2005
This Mars Global Surveyor (MGS) Mars Orbiter Camera (MOC) image shows dark, windblown sand dunes in the caldera of Nili Patera, a volcanic crater in Syrtis Major. The dunes were formed by winds blowing from the northeast (upper right).

Location near: 9.0°N, 292.9°W
Image width: ~3 km (~1.9 mi)
Illumination from: lower left
Season Northern Autumn

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