Artist concept of Glaciers on Mars

This pit crater was created by an empty lava tube in Mars’ Arsia Mons region. The image was captured by NASA’s Mars Reconnaissance Orbiter on Aug. 16, 2020.

This HiRISE image shows gullies on a south-facing slope of a crater touched with late-Spring carbon dioxide frost. At this time of year, only the south-facing slopes of craters retain their frost, ...

This image shows the floor of Ius Chasma

A rippled patch of sand in Becquerel Crater on Mars moved about two meters (about two yards) between November 24, 2006 and September 5, 2010, as observed in these images taken by NASA's Mars Reconn...

How can you communicate with Mars spacecraft when the Sun is in the way? Learn more about 'solar conjunction' in this 60-second video.

The two largest quakes detected by NASA's InSight appear to have originated in a region of Mars called Cerberus Fossae.

This area at the base of Mount Sharp on Mars includes a pale outcrop, called "Pahrump Hills," that NASA's Curiosity Mars rover investigated from September 2014 to March 2015, and the "Artist's Driv...

Mars Reconnaissance Orbiter Project Manager Jim Graf hugs Jet Propulsion Laboratory Director Dr. Charles Elachi after a successful orbit insertion on March 10, 2006.

This is a small volcano superimposed on the flanks of a larger one of the Cerberus Tholi.

Sand dunes such as those seen in this image have been observed to creep slowly across the surface of Mars through the action of the wind.

Back-and-forth blinking of this two-image animation shows movement of ripples covering a sand dune on Mars.

This image acquired on December 3, 2018 by NASAs Mars Reconnaissance Orbiter, shows a cross-section of a dune field. Dune shape depends on several factors, including the amount of sand present and ...

This map of Mars shows relative locations of three types of findings related to salt or frozen water, plus a new type of finding that may be related to both salt and water.

Download a PDF of the Explore Mars Sticker.

Dark, seasonal flows emanate from bedrock exposures at Palikir Crater on Mars in this image from the High Resolution Imaging Science Experiment (HiRISE) camera on NASA's Mars Reconnaissance Orbiter.

This "ring trough" or eroded pit crater, is located in the rugged southern highland terrain known as Noachis Terra. The HiRISE image shows the layered, boulder-rich wall rock facing to the northeas...

This image covers plains near Aureum Chaos.

This diagram illustrates an interpretation for the origin of some deposits in the Eridania basin of southern Mars as resulting from seafloor hydrothermal activity more than 3 billion years ago.

This color view of the parachute and back shell that helped deliver NASA's Curiosity rover to the surface of the Red Planet was taken by the High-Resolution Imaging Science Experiment (HiRISE) came...

A rippled dune front in Herschel Crater on Mars moved an average of about one meter (about one yard) between March 3, 2007 and December 1, 2010, as seen in these images from NASA's Mars Reconnaissa...

The feature that appears bright blue at the center of this scene is NASA's Curiosity Mars rover on the northwestern flank of Mount Sharp, viewed by NASA's Mars Reconnaissance Orbiter. Curiosity is ...

This view shows a full-resolution portion of the first image of Mars taken by the High Resolution Imaging Science Experiment camera (HiRISE) on NASA's Mars Reconnaissance Orbiter.

This image acquired on December 9, 2018 by NASAs Mars Reconnaissance Orbiter, shows a recent impact in Noachis Terra in the southern mid-latitudes of Mars.

This image from NASA’s Mars Reconnaissance Orbiter shows spider-like formations at the Martian South Pole. They form when heating from the springtime Sun causes carbon dioxide beneath the surface t...

Workers roll one of two containers with the Mars Reconnaissance Orbiter equipment into the Payload Hazardous Servicing Facility, Kennedy Space Center.