NASA's Mars Global Surveyor shows frost-covered sand dunes in the martian north polar region.

29 August 2005
This Mars Global Surveyor (MGS) Mars Orbiter Camera (MOC) image shows frost-covered sand dunes in the martian north polar region. The winds responsible for these dunes generally blew from the southwest (lower left).

Location near: 80.0°N, 114.6°W
Image width: width: ~3 km (~1.9 mi)
Illumination from: lower left
Season: Northern Spring

View all Images