This view from Opportunity shows bedrock within a stratigraphic layer, which is the rover's next target after completing an examination of three stratigtaphic layers forming a bright band around the i...
This view from Opportunity shows bedrock within a stratigraphic layer, which is the rover's next target after completing an examination of three stratigtaphic layers forming a bright band around the i...
This view from Opportunity shows bedrock within a stratigraphic layer, which is the lowermost of three layers the rover has examined at a bright band around the inside of Victoria Crater.
NASA's Mars Exploration Rover Spirit has this view northward from the position at the north edge of the "Home Plate" plateau where the rover will spend its third Martian winter.
A small motor in the robotic arm of NASA's Mars Exploration Rover Opportunity that began stalling occasionally more than two years ago has become more troublesome recently.
Like salt used as a preservative, high concentrations of dissolved minerals in the wet, early-Mars environment known from discoveries by NASA's Opportunity rover may have thwarted any microbes from developing or surviving.
01.02.08 - NASA's Spirit rover is spending its fourth anniversary on Mars at the northern edge of a low plateau. It landed on Mars Jan. 4, 2004, Universal Time (Jan. 3, 2004, Pacific Time).
Views from the jagged-edged Victoria Crater on Mars, taken by NASA's Opportunity rover.
› View This Video
NASA's Spirit rover sends a stunning panorama from Gusev Crater, Mars.
› View This Video
Whopper dust storms on Mars are whipping up potential problems for the twin Mars rovers, Opportunity and Spirit.
› Go to audio clips
The favorite Mars rover image: Sunset on the red planet.