Nili Fossae Trough

This artist concept features NASA's Mars Science Laboratory Curiosity rover, a mobile robot for investigating Mars' past or present ability to sustain microbial life.

How does a rover keep driving on a planet with no gas stations? Shonte Tucker, Sabah Bux and Rob Manning power us through the ways Mars rovers keep going.

This image of the northwestern portion of Mars' Gale Crater and terrain north of it, from the European Space Agency's Mars Express orbiter, provides a locator map for some features visible in an Oc...

This false-color engineering drawing shows the Collection and Handling for In-Situ Martian Rock Analysis (CHIMRA) device, attached to the turret at the end of the robotic arm on NASA's Curiosity Ma...

This image illustrates how spacecraft landings on Mars have become more and more precise over the years.

On Cape Canaveral Air Force Station in Florida, the 197-foot-tall United Launch Alliance Atlas V rocket is backdropped by a bright blue sky as the vehicle rolls from the Vertical Integration Facili...

This graphic shows the flux of radiation detected by NASA's Mars Science Laboratory on the trip from Earth to Mars from December 2011 to July 2012.

A panorama combining images from both cameras of the Mastcam on NASA's Curiosity Mars Rover shows diverse geological textures on Mount Sharp. Three years after landing on Mars, the mission is inves...

NASA's Curiosity Mars rover targeted the laser of the Chemistry and Camera (ChemCam) instrument with remarkable accuracy for assessing the composition of the wall of a drilled hole and tailings tha...

On this image of the broken rock called "Tintina," color coding maps the amount of mineral hydration indicated by a ratio of near-infrared reflectance intensities measured by the Mast Camera (Mastc...

This image taken by the Mast Camera (MastCam) on NASA's Curiosity rover highlights the interesting geology of Mount Sharp, a mountain inside Gale Crater, where the rover landed.

The four main pieces of hardware that arrived on Mars with NASA's Curiosity rover were spotted by NASA's Mars Reconnaissance Orbiter (MRO).

Curiosity monitors radiation and spots elusive whirlwinds on Mars.

Curiosity will have to survive the extreme temperatures of Mars. Is the rover ready? Engineers put it through thermal tests to find out.

NASA's Mars rover Curiosity extended its robotic arm on Aug. 20, 2012, for the first time on Mars and used its Navigation Camera (Navcam) to capture this view of the extended arm.

A crane lifts the 106.5-foot-long first stage of the Atlas V rocket for NASA's Mars Science Laboratory (MSL) mission through the open door of the Vertical Integration Facility at Space Launch Compl...

NASA Mars Rover Curiosity at JPL, View from Front Left Corner

This panorama combining images taken on Feb. 10, 2014, by the Navigation Camera (Navcam) on NASA's Curiosity Mars rover looks back to where the rover crossed a dune at "Dingo Gap" four days earlier...

With NASA's Mars Science Laboratory (MSL) spacecraft sealed inside its payload fairing, the United Launch Alliance Atlas V rocket rides smoke and flames as it rises from the launch pad at Space Lau...

This pair of graphs shows about one-fourth of a Martian year's record of temperatures (in degrees Celsius) measured by the Rover Environmental Monitoring Station (REMS) on NASA's Curiosity rover.

A green star marks the location of NASA's Curiosity Mars rover after a drive on the mission's 957th Martian day, or sol, (April 16, 2015). The map covers an area about 1.25 miles (2 kilometers) wide.

This video shows the mast of NASA's Curiosity rover deploying in a pre-launch test. (Audio: background and mechanical sounds only)Credit: NASA/JPL-Caltech

This 360-degree image shows a complete, full-resolution panorama around NASA's Curiosity rover, taken by the Navigation cameras.

In the Payload Hazardous Servicing Facility at NASA's Kennedy Space Center in Florida, technicians guide the backshell as it is lowered over NASA's Mars Science Laboratory (MSL) rover, Curiosity, f...

This kickoff of a new Mars video series covers Opportunity's 14th anniversary on the Red Planet, Curiosity's spectacular panorama and ice deposits spotted by an orbiter.