Replicating Martian Dunes

Three Generations of NASA Mars Rovers

This is a view of the third (left) and fourth (right) trenches made by the 1.6-inch-wide (4-centimeter-wide) scoop on NASA's Mars rover Curiosity in October 2012.

This image shows the landing site of NASA's Curiosity rover and destinations scientists want to investigate.

A Russian-built, neutron-shooting instrument on the Curiosity rover of NASA's Mars Science Laboratory mission will check for water-bearing minerals in the ground beneath the rover.

This patch of bedrock, called "Cumberland," has been selected as the second target for drilling by NASA's Mars rover Curiosity.

This overhead view shows evidence of a successful first test drive for NASA's Curiosity rover.

This image was taken inside a large 'clean room,' where ATLO (Assembly, Testing, and Launch Operations) is taking place for the Mars Science Laboratory mission. In the foreground on the right are e...

This image of an outcrop at the "Sheepbed" locality, taken by NASA's Curiosity Mars rover with its right Mast Camera (Mastcam), shows well-defined veins filled with whitish minerals, interpreted as...

Like a human working in a radiation environment, NASA's Curiosity rover carries its own version of a dosimeter to measure radiation from outer space and the sun.

The Sample Analysis at Mars (SAM) instrument for NASA's Mars Science Laboratory mission will study chemistry of rocks, soil and air as the mission's rover, Curiosity, investigates Gale Crater on Mars.

Stitched together from 116 images, this view captured by NASA's Curiosity Mars rover shows the path it will take in the summer of 2020 as it drives toward the next region it will be investigating, ...

This image shows two engineers aiming the cannon that will fire the tightly packed parachute into the wind tunnel.

A group of journalists take part in a field trip to learn about the clues hidden in the rock layers with Curiosity Project Scientist, John Grotzinger.

A crane is attached to the first stage of the Atlas V rocket for NASA's Mars Science Laboratory (MSL) mission upon its arrival at the Vertical Integration Facility at Space Launch Complex 41 on Cap...

This map traces where NASA's Mars rover Curiosity drove between landing at a site subsequently named "Bradbury Landing," and the position reached during the mission's 130th Martian day, or sol, (De...

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...

This view from the Curiosity Mars rover's Mastcam shows a dark mound, called "Ireson Hill," which rises about 16 feet above redder layered outcrop material on lower Mount Sharp, Mars, near a locati...

Download a coloring sheet of NASA MAVEN orbiter and Curiosity rover working together at Mars.

These images from NASA's Mars Reconnaissance Orbiter (MRO) show a before-and-after comparison of the area where NASA's Curiosity rover landed on Aug. 5 PDT (Aug. 6 EDT).

This view from the Mast Camera (Mastcam) on NASA's Curiosity Mars rover shows a site with a network of prominent mineral veins below a cap rock ridge on lower Mount Sharp.

Engineers put the rover through a human-made earthquake to make sure nothing breaks on its trip to Mars.

This map shows the route driven by NASA's Curiosity Mars rover from the "Bradbury Landing" location where it landed in August 2012 (the start of the line in upper right) to a major waypoint called ...

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.

This 3-D image from NASA's Curiosity was taken from the rover's Bradbury Landing site inside Gale Crater, Mars, using the left and right eyes of its Navigation camera. Between the rover on the righ...

NASA's Curiosity Mars rover used its Navigation Camera (Navcam) to capture this view on April 11, 2015, during the 952nd Martian day, or sol of the rover's work on Mars. The image appears three-dim...