Replicating Martian Dunes

Researchers used the Mastcam on NASA's Curiosity Mars rover to gain this detailed view of layers in "Vera Rubin Ridge" from just below the ridge. The scene combines 70 images taken with the Mastcam...

This mosaic from the Mast Camera on NASA's Curiosity rover shows a close-up view looking toward the "Glenelg" area, where three different terrain types come together.

The Mars Hand Lens Imager (MAHLI) camera on the robotic arm of NASA's Curiosity Mars rover used electric lights at night on Jan. 22, 2016, to illuminate this postage-stamp-size view of Martian sand...

This map shows the route on lower Mount Sharp that NASA's Curiosity followed in April and early May 2015, in the context of the surrounding terrain. Numbers along the route identify the sol, or Ma...

The Martian outcrop where pale rock meets darker overlying rock near the middle of this view is an example of a geological contact.

The network of cracks in this Martian rock slab called "Old Soaker" may have formed from the drying of a mud layer more than 3 billion years ago.

This photo mosaic shows the scour mark, dubbed Goulburn, left by the thrusters on the sky crane that helped lower NASA's Curiosity rover to the Red Planet.

This map shows the route driven by NASA's Curiosity Mars rover from the location where it landed in August 2012 to its location in September 2016 at "Murray Buttes," and the path planned for reachi...

Ashwin Vasavada of NASA's Jet Propulsion Laboratory, Pasadena, California, became the project scientist for NASA's Mars Science Laboratory Project in January 2015.

This artist's concept shows thrusters firing during the entry, descent and landing phase for NASA's Mars Science Laboratory mission to Mars.

NASA's Curiosity rover dusts off a rock on Mars for the first time.

This image from NASA's Curiosity Mars rover, taken on April 3, 2014, includes a bright spot near the upper left corner. Possible explanations include a glint from a rock or a cosmic-ray hit.

In this season 4 finale, Gentry Lee and Rob Manning reveal how surprises, hidden flaws, and uncertainties have always been a part of rovers and the exploration of Mars.

U.S. Vice President Mike Pence, right, is presented a plaque by JPL Director Michael Watkins during a tour of NASA's Jet Propulsion Laboratory, Saturday, April 28, 2018 in Pasadena, California. The...

A look at the challenges and achievements of Curiosity's first year on Mars

This animation of NASA's Curiosity rover shows the complicated suite of operations involved in conducting the rover's first rock sample drilling on Mars and transferring the sample to the rover's s...

A selfie taken by NASA's Curiosity Mars rover on Sol 2291 (January 15) at the "Rock Hall" drill site, located on Vera Rubin Ridge.

NASA's Mars rover Curiosity carries five cylindrical blocks of organic check material for use in a control experiment if the rover's Sample Analysis at Mars (SAM) laboratory detects any organic com...

Sandstone layers with varying resistance to erosion are evident in this Martian scene recorded by the Mast Camera on NASA's Curiosity Mars rover on Feb. 25, 2014, about one-quarter mile (about 400 ...

As NASA's Mars rover Curiosity is progressing toward Mount Sharp, researchers are using the rover's instruments to examine soils and rocks in Gale Crater.

This image shows the ratio of the argon isotope argon-36 to the heavier argon isotope argon-38, in various measurements.

A rock fragment dubbed "Lamoose" is shown in this picture taken by the Mars Hand Lens Imager (MAHLI) on NASA's Curiosity rover.

Mastcam 100: Longer Focal-Length Eye of Mast Camera Pair for Mars Rover

How a Martian mountain came to be: the story behind Curiosity's current location on Mars.

On the 84th and 85th Martian days of the NASA Mars rover Curiosity's mission on Mars (Oct. 31 and Nov. 1, 2012), NASA's Curiosity rover used the Mars Hand Lens Imager (MAHLI) to capture dozens of h...