An area of rocky terrain and varied hues of soil is visible in the lower portion of this image, taken by NASA's Imager for Mars Pathfinder (IMP) on July 8, 1997. The lighter areas of soil may be partially composed of salts.

An area of rocky terrain and varied hues of soil are visible in this image, taken by the Imager for Mars Pathfinder (IMP) on Sol 4. The lighter areas of soil may be partially composed of salts.

Mars Pathfinder is the second in NASA's Discovery program of low-cost spacecraft with highly focused science goals. The Jet Propulsion Laboratory, Pasadena, CA, developed and manages the Mars Pathfinder mission for NASA's Office of Space Science, Washington, D.C. JPL is an operating division of the California Institute of Technology (Caltech). The Imager for Mars Pathfinder (IMP) was developed by the University of Arizona Lunar and Planetary Laboratory under contract to JPL. Peter Smith is the Principal Investigator.

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