Holden Crater

One priority target for a closer look by NASA's Mars rover Curiosity before the rover departs the "Glenelg" area east of its landing site is the pitted outcrop called "Point Lake," in the upper hal...

This graph shows a spectrum recorded by the Chemistry and Camera instrument (ChemCam) in NASA's Curiosity Mars rover.

After four years on Mars, Curiosity rover and her operations team are now seasoned explorers, anxious to climb to greater heights on Mount Sharp.

Curiosity is at Point Lake on Mars and will snap pictures to send home. Find out more about the rover's 17 cameras, including why some shoot in color and others others take black-and-white images.

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.

Mission team members share their excitement and reflections on the launch of the Mars Science Laboratory Curiosity rover.

Delta II rocket lifts off the launch pad with the Phoenix spacecraft onboard.

This view of the two moons of Mars comes from a set of images taken by NASA's Mars rover Curiosity as the larger moon, Phobos, passed in front of the smaller one, Deimos, from Curiosity's perspecti...

This stereo view from the Curiosity Mars rover's Navcam shows a 360-degree panorama around the site where the rover spent its 1,000th Martian day, or sol, on Mars. The image appears three-dimension...

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...

This image of a calibration target illuminated by ultraviolet LEDs (light emitting diodes) is part of the first set of nighttime images taken by the Mars Hand Lens Imager (MAHLI) camera at the end ...

A crane positions the 106.5-foot-long first stage of the Atlas V rocket for NASA's Mars Science Laboratory (MSL) mission inside the Vertical Integration Facility at Space Launch Complex 41 on Cape ...

This image, taken with the High Resolution Imaging Science Experiment (HiRISE) camera, shows a mesa within the "Murray Buttes" area on Mars showing a complex fracture pattern (black arrow) protrudi...

This full-circle view combined nearly 900 images taken by NASA's Curiosity Mars rover, generating a panorama with 1.3 billion pixels in the full-resolution version.

The total distance driven by NASA's Mars rover Curiosity passed the one-mile mark a few days before the first anniversary of the rover's landing on Mars.

This chart graphs measurements made by the Dynamic Albedo of Neutrons (DAN) instrument on NASA's Mars rover Curiosity against the distance the rover has driven, in meters.

NASA rover makes first big maneuver en route to August rendezvous with Mars.

A group of engineers and technicians prepare to mate the rover (tucked inside its backshell and turned upside-down on the left) to its protective heatshield, the black disk on the right.

This view of the lower front and underbelly areas of NASA's Mars rover Curiosity was taken by the rover's Mars Hand Lens Imager (MAHLI) during the 34th Martian day, or sol, of Curiosity's work on M...

This image shows an example of a thin-laminated, evenly stratified rock type that occurs in the "Pahrump Hills" outcrop at the base of Mount Sharp on Mars. The Mastcam on NASA's Curiosity Mars rove...

The Curiosity Cam live video feed allows the public to watch technicians assemble and test NASA's next Mars rover in a clean room at the Jet Propulsion Laboratory, Pasadena, Calif.

This wide view of the "John Klein" location selected for the first rock drilling by NASA's Mars rover Curiosity is a mosaic taken by Curiosity's right Mast Camera (Mastcam) during the afternoon of ...

This video (part 3 of a 4 part series) shows engineers testing a new parachute in the largest wind tunnel on Earth for the Curiosity rover prior to its landing on August 2012.

This mosaic image shows part of the left side of NASA's Curiosity rover and two blast marks from the descent stage's rocket engines.

The Mars Hand Lens Imager on NASA's Curiosity Mars rover provided this nighttime view of a hole produced by the rover's drill and, inside the hole, a line of scars produced by the rover's rock-zapp...