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Dunes in Noachis Terra Region of Mars

Photo From NASA Mars Orbiter Shows Wind's Handiwork

Martian dunes and sand ripples of mixed shapes and sizes form a striking pattern in a recent image from the high-resolution camera on NASA's Mars ...

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This scene is from early spring in the northern hemisphere of Mars

New Tool for Touring Mars Using Detailed Images

It's now easier than ever to explore Mars in the great detail offered by the High Resolution Imaging Science Experiment (HiRISE) camera on NASA's ...

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A dune in the northern polar region of Mars

NASA Orbiter Catches Mars Sand Dunes in Motion

Images from NASA's Mars Reconnaissance Orbiter show sand dunes and ripples moving across the surface of Mars at dozens of locations and shifting up ...

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Impact cratering and erosion combine to reveal the composition of the Martian underground

NASA Study of Clays Suggests Watery Mars Underground

A new NASA study suggests if life ever existed on Mars, the longest lasting habitats were most likely below the Red Planet's surface.

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artist's concept of the Mars Reconnaissance Orbiter

Orbiter Resumes Use of Camera

Operators of NASA's Mars Reconnaissance Orbiter are resuming use of the mission's highest resolution camera following a second precautionary shutdown ...

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