This VIS image captured by NASA's 2001 Mars Odyssey spacecraft, compared to yesterday's IR image, shows the dunes darker than their surroundings due to cooler temperature.

Context image for PIA17345
Context image

Today's VIS image was collected at the same time as yesterday's IR image. In the visible wavelengths, the dunes are darker than their surroundings. Compare to yesterday's IR image, where the dunes are bright because of their warmer temperature.

Orbit Number: 51157 Latitude: -43.6777 Longitude: 34.3986 Instrument: VIS Captured: 2013-06-26 05:33

Please see the THEMIS Data Citation Note for details on crediting THEMIS images.

NASA's Jet Propulsion Laboratory manages the 2001 Mars Odyssey mission for NASA's Science Mission Directorate, Washington, D.C. The Thermal Emission Imaging System (THEMIS) was developed by Arizona State University, Tempe, in collaboration with Raytheon Santa Barbara Remote Sensing. The THEMIS investigation is led by Dr. Philip Christensen at Arizona State University. Lockheed Martin Astronautics, Denver, is the prime contractor for the Odyssey project, and developed and built the orbiter. Mission operations are conducted jointly from Lockheed Martin and from JPL, a division of the California Institute of Technology in Pasadena.

View all Images