Building a better trap

(PhysOrg.com) -- Fieldwork in Peru’s Andes Mountains is demanding, especially when it involves hauling heavy equipment to remote sites that are accessible only by traversing the region’s rugged terrain.

NASA officials remember Mars rover Spirit

Scientists and engineers gathered Tuesday at NASA's Jet Propulsion Laboratory to remember the legacy of the hard-luck rover Spirit that came through in the end with geologic evidence that Mars was once a warm and wet place ...

NASA ends effort to free rover from Martian sand

(PhysOrg.com) -- After six years of unprecedented exploration of the Red Planet, NASA's Mars Exploration Rover Spirit no longer will be a fully mobile robot. NASA has designated the once-roving scientific explorer a stationary ...

Spirit Rover Switches to Backward Drives

(PhysOrg.com) -- The rover team has begun driving Spirit backward as next technique for attempting to extricate the rover from the sand trap where it is embedded. The first two backward drives produced about 6.5 centimeters ...

Spirit Rover: Right-Front Wheel Rotations

(PhysOrg.com) -- Spirit's right-front wheel, which had stopped operating in March 2006, revolved with apparently normal motion during the first three of four driving segments on Sol 2117 (Wednesday, Dec. 16) but stopped early ...