Results from Opportunity and Curiosity show Mars could have supported life.

This view combines several frames taken by the Mast Camera (Mastcam) on NASA's Mars rover Curiosity, looking into a valley to the west from the eastern side of a dune at the eastern end of the valley.

The MAVEN Electra UHF Transceiver Flight Model is shown here. The Electra telecommunications relay package is being provided by NASA's Jet Propulsion Laboratory in Pasadena, CA.

Goal 2: Characterize the climate of Mars ...

This image is an artist's concept of the Mars Science Laboratory on the surface of Mars.

This illustration shows the instruments and subsystems of the Sample Analysis at Mars (SAM) suite on the Curiosity Rover of NASA's Mars Science Laboratory Project. The suite consists of three ...

This image produced from software used for planning drives of NASA's Mars rover Curiosity depicts the location and size of the rover when it was driven into position for drilling into rock target ...

This composite image, with magnified insets, depicts the first laser test by the Chemistry and Camera, or ChemCam, instrument aboard NASA’s Curiosity Mars rover. The composite incorporates a ...