Space Image: Dusty Mars rover's self portrait
Friday, March 23, 2012 - 09:01
in Astronomy & Space
(PhysOrg.com) -- This self portrait from NASA's Mars Exploration Rover Opportunity shows dust accumulation on the rover's solar panels as the mission approached its fifth Martian winter. The dust reduces the rover's power supply, and the rover's mobility is limited until the winter is over or wind cleans the panels.