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Target: TitanMission: Cassini-Huygens, TerraSpacecraft: Cassini Orbiter, TerraInstrument: Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER), Radar Mapper Size: 1770 x 1026
Data from NASA's Cassini spacecraft show that the sizes and patterns of dunes on Saturn's moon Titan vary as a function of altitude and latitude (left). Images of Earth dunes Oman and Kalahari are shown at right as seen by NASA's Terra spacecraft.
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