Mars Global Surveyor
Mars Orbiter Camera

Layered Trough Walls

MGS MOC Release No. MOC2-1079, 2 May 2005

NASA/JPL/Malin Space Science Systems

This Mars Global Surveyor (MGS) Mars Orbiter Camera (MOC) image shows layers of bedrock exposed in the walls on both sides of an east-west-trending trough in the Memnonia/Mangala Valles region. Large boulders released from these rocky trough walls are found on the slopes and on the trough floor.
Location near: 18.4°S, 148.8°W
Image width: ~3 km (~1.9 mi)
Illumination from: upper left
Season: Southern Winter

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Malin Space Science Systems and the California Institute of Technology built the MOC using spare hardware from the Mars Observer mission. MSSS operates the camera from its facilities in San Diego, California. The Jet Propulsion Laboratory's Mars Surveyor Operations Project operates the Mars Global Surveyor spacecraft with its industrial partner, Lockheed Martin Astronautics, from facilities in Pasadena, California and Denver, Colorado.

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