Storm Chaser on Mars

This image from NASA's Mars Reconnaissance Orbiter shows Aram Chaos, an ancient impact crater that lies within in the Southern Highlands of Mars. Uplifted blocks are composed largely of the iron-ox...

This animation demonstrates the salty ponds and streams that scientists think may have been left behind as Gale Crater dried out over time. The bottom of the image is the floor of Gale Crater, with...

Animation of a skinny "dust devil" on the dust-covered Amazonis Planitia region of northern Mars. (No audio)

Gullied Crater Slope with Rocky Outcrops Northeast of Hellas Region

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

This crater has gullies on its southwest-facing walls and rim, as well as and what appears to be two separate instances of lobate (ear-shaped) material associated to its interior gullies.

The Mars Climate Sounder instrument on NASA's Mars Reconnaissance Orbiter maps the vertical distribution of temperatures, dust, water vapor and ice clouds in the Martian atmosphere as the orbiter f...

Dunes are often found on crater floors. In the winter, at high northern latitudes, the terrain is covered by carbon-dioxide ice (dry ice).

NASA's InSight spacecraft and its recently deployed Wind and Thermal Shield were imaged on Feb. 4 by the HiRISE camera aboard NASA's Mars Reconnaissance Orbiter.

Icy Layers and Climate Fluctuations near the Martian North Pole

This image shows warm-season flows on a north-facing slope in middle southern latitudes of Mars.

This series of images shows carbon dioxide ice sublimating (going directly from a solid to a gas) inside a pit at Mars' south pole. Each frame of the animation was taken by the HiRISE camera on NAS...

This image acquired on April 8, 2018 by NASA's Mars Reconnaissance Orbiter, shows the gullied western slopes of an unnamed crater (about 10 kilometers wide) in Acidalia Planitia.

Artist's concept of Mars Reconnaissance Orbiter en route to Mars.

This image acquired on January 23, 2019 by NASAs Mars Reconnaissance Orbiter, shows the western portion of a well-preserved (recent) impact crater in Ladon Basin.

This map shows the route driven by NASA's Mars rover Curiosity through the 43rd Martian day, or sol, of the rover's mission on Mars (Sept. 19, 2012).

This image acquired on December 11, 2018 by NASAs Mars Reconnaissance Orbiter, shows a surface texture of interconnected ridges and troughs, referred to as brain terrain, found throughout the mid-l...

By analyzing radar images like the one at top of this montage, scientists discovered evidence for a past ice age in the northern polar ice cap of Mars.

An image combining orbital imagery with 3-D modeling shows flows that appear in spring and summer on a slope inside Mars' Newton crater.

A towering dust devil, casts a serpentine shadow over the Martian surface in this image acquired by the High Resolution Imaging Science Experiment (HiRISE) camera on NASA's Mars Reconnaissance Orbi...

Diagonal striping on this map of a portion of Mars' Utopia Planitia region indicates the area where a large subsurface deposit rich in water ice was assessed using the Shallow Radar (SHARAD) instru...

In the novel and movie "The Martian," an astronaut's adventures take him to the rim of Mawrth Crater. This image from the HiRISE camera on NASA's Mars Reconnaissance Orbiter shows the nature of thi...

This image acquired on January 13, 2019 by NASAs Mars Reconnaissance Orbiter, shows a cluster of dust devil tracks on the flat ground below the south polar layered deposits, but none on the layers ...

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 ...

What triggered a Martian landslide? Landslides are common features in canyons on both Earth and Mars, and they happen the same way.