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Artist concept of Glaciers on Mars
November 20, 2008
Credit
NASA/JPL-Caltech
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This image from the NASA Mars Reconnaissance Orbiter shows an impact scar on Mars made by pieces of the NASA Mars Science Laboratory spacecraft that the spacecraft shed just before entering the Mar...
Impact Scars from MSL Cruise Stage and Two Balance Weights (Figure 1)
Streamlined forms in this Martian valley resulted from the outflow of a lake hundreds of millions years more recently than an era of Martian lakes previously confirmed. This image from the Context ...
Outflow Stream from Relatively Recent Martian Lake
This image, taken with the High Resolution Imaging Science Experiment (HiRISE) camera, shows the transition between the "Murray Formation," in which layers are poorly expressed and difficult to tra...
Geological Transition
This image from NASA's Mars Reconnaissance Rover shows the edge of a mound of ice in one of the mid-latitude craters. Scientists now realize that ice is very common on the Martian surface.
Icy Layers in Craters
A path resembling a dotted line from the upper left to middle right of this image is the track left by an irregularly shaped, oblong boulder as it tumbled down a slope on Mars before coming to rest...
An Irregular, Upright Boulder on Mars
This image acquired on October 28, 2018 by NASAs Mars Reconnaissance Orbiter, shows that gullies probably formed along the bouldery layers in the upper slopes of this unnamed crater.
Multi-Elevation Gullies
This anaglyph from HiRISE shows erosional features formed by seasonal frost near the south pole of Mars.
Erosion Features near the South Pole of Mars (Anaglyph)
This map shows the route driven by NASA's Curiosity Mars rover from the location where it landed in August 2012 to its location in September 2016 at "Murray Buttes," and the path planned for reachi...
Curiosity Destinations for Second Extended Mission
Crater Floor Deposits in Promethei Terra
Crater Floor Deposits in Promethei Terra
This image acquired on December 8, 2018 by NASAs Mars Reconnaissance Orbiter, shows erosion of the surface revealing several shades of light toned layers, likely sedimentary deposits.
Layered History
This color thumbnail image was obtained by NASA's Curiosity rover during its descent to the surface of Mars on Aug. 5 PDT (Aug. 6 EDT).
Curiosity's Heat Shield in View
This graphic illustrates where Mars mineral-mapping from orbit has detected minerals that can indicate where a volcano erupted beneath an ice sheet. The site is far from any ice sheet on modern Mar...
Evidence Builds for Old Under-Ice Volcanoes on Mars
This image covers a "fresh-looking" impact crater with a diameter of about 2 kilometers (1.2 miles).
Many Gullies in a Fresh Impact Crater (3-D)
The upper portion of this map is from an observation by the Context Camera on NASA's Mars Reconnaissance Orbiter of a field of dark sand dunes in the Nili Patera region of Mars.
Location Map for Images of Changing Martian Dunes
Impact cratering and erosion combine to reveal the composition of the Martian underground by exposing materials from the subsurface.
Clay Minerals in Craters and Escarpments on Mars (Figure 4)
This picture of a crater resembling a "happy face" was taken in January 2008, by the Mars Reconnaissance Orbiter's Context Camera. The unnamed crater is almost 2 miles (about 3 kilometers) across.
You Make Me Smile!
Lyot Crater, pictured here, is one of at least nine craters in the northern lowlands of Mars with exposures of hydrated minerals detected from orbit, according to a June 25, 2010, report.
Hydrated Minerals Exposed at Lyot, Northern Mars
This image shows the topography, with shading added, around the area where NASA's Curiosity rover landed on Aug. 5 PDT (Aug. 6 EDT).
Where Water Flowed Downslope
This image shows layered sedimentary rocks and ripples that fill and surround an impact crater in Meridiani Planum, an equatorial region where the rover Opportunity has been exploring the Martian s...
Crater in Meridiani Planum (2.3 N, 2.6 W) [3-D]
As on the Earth, many processes can move material down a Martian slope. This graphic compares seven different types of features observed on Mars that appear to result from material flowing or slidi...
Martian Features Formed When Material Moves Downslope
This global map of Mars was acquired on Aug. 2, 2012, by the Mars Color Imager instrument on NASA's Mars Reconnaissance Orbiter.
Mars Weather Map, Aug. 2 (Labeled)
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).
Curiosity Traverse Map Through Sol 43
This map shows the route driven by NASA's Curiosity Mars in its approach to and April 1, 2014, arrival at a waypoint called "the Kimberley," which rover team scientists chose in 2013 as the locatio...
Map of Curiosity Mars Rover's Drives to 'the Kimberley' Waypoint
Is frozen carbon dioxide a key to features in some Martian gullies? To find out, scientists grabbed a bag of dry ice and took a road trip.
Dry Ice Moves on Mars
This map shows the route driven by NASA's Curiosity Mars rover from the location where it landed in August 2012 to its location in December 2016, which is in the upper half of a geological unit cal...
Late 2016 Map of NASA's Curiosity Mars Rover Mission
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The rover recently drilled two samples, and both showed the highest levels of clay ever found during the mission.
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For the first time, NASA's Mars Odyssey orbiter has caught the Martian moon Phobos during a full moon phase. Each color in this new image represents a temperature range detected by Odyssey's infrared camera.
Why This Martian Full Moon Looks Like Candy
Nominees include four JPL projects: the solar system and climate websites, InSight social media, and a 360-degree Earth video. Public voting closes April 18, 2019.
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NASA's Opportunity Mars rover mission is complete after 15 years on Mars. Opportunity's record-breaking exploration laid the groundwork for future missions to the Red Planet.
NASA's Opportunity Rover Mission on Mars Comes to End
In deploying its first instrument onto the surface of Mars, the lander completes a major mission milestone.
NASA's InSight Places First Instrument on Mars
