Dark, seasonal flows emanate from bedrock exposures at Palikir Crater on Mars in this image from the High Resolution Imaging Science Experiment (Hi...
February 10, 2014
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.
A dramatic, fresh impact crater dominates this image taken by the High Resolution Imaging Science Experiment (HiRISE) camera on NASA's Mars Reconna...
February 05, 2014
A dramatic, fresh impact crater dominates this image taken by the High Resolution Imaging Science Experiment (HiRISE) camera on NASA's Mars Reconnaissance Orbiter on Nov. 19, 2013.
NASA's Mars Exploration Rover Opportunity has been working on Mars since landing inside Eagle Crater on Jan. 25, 2004 (Universal Time; evening of J...
January 23, 2014
NASA's Mars Exploration Rover Opportunity has been working on Mars since landing inside Eagle Crater on Jan. 25, 2004 (Universal Time; evening of Jan. 24, Pacific Standard Time).
A region known as "Cape York" on the western rim of Endeavour Crater, where NASA's Mars Exploration Rover Opportunity worked for 20 months,...
January 23, 2014
A region known as "Cape York" on the western rim of Endeavour Crater, where NASA's Mars Exploration Rover Opportunity worked for 20 months, is highlighted in these images.
Two parallel tracks left by the wheels of NASA's Curiosity Mars rover cross rugged ground in this portion of a Dec. 11, 2013, observation by the Hi...
January 09, 2014
Two parallel tracks left by the wheels of NASA's Curiosity Mars rover cross rugged ground in this portion of a Dec. 11, 2013, observation by the High Resolution Imaging Science Experiment (HiRISE) camera on NASA's Mars Reconnaissance Orbiter.
NASA's Curiosity Mars rover and tracks left by its driving appear in this portion of a Dec. 11, 2013, observation by the High Resolution Imaging Sc...
January 09, 2014
NASA's Curiosity Mars rover and tracks left by its driving appear in this portion of a Dec. 11, 2013, observation by the High Resolution Imaging Science Experiment (HiRISE) camera on NASA's Mars Reconnaissance Orbiter.
Antennas of NASA's Deep Space Network provide two-way communications with spacecraft exploring the planets.
December 18, 2013
Antennas of NASA's Deep Space Network provide two-way communications with spacecraft exploring the planets.
Goldstone's 230-foot (70-m) antenna tracks under a full moon. This photograph was taken on Jan. 11, 2012.
December 18, 2013
Goldstone's 230-foot (70-m) antenna tracks under a full moon. This photograph was taken on Jan. 11, 2012.
Late night in the desert: Goldstone's 230-foot (70-meter) antenna tracks spacecraft day and night. This photograph was taken on Jan. 11, 2012.
December 18, 2013
Late night in the desert: Goldstone's 230-foot (70-meter) antenna tracks spacecraft day and night. This photograph was taken on Jan. 11, 2012.
This image taken on May 19, 2010, shows an impact crater that had not existed when the same location on Mars was previously observed in March 2008.
December 10, 2013
This image taken on May 19, 2010, shows an impact crater that had not existed when the same location on Mars was previously observed in March 2008.
A meteorite impact that excavated this crater on Mars exposed bright ice that had been hidden just beneath the surface at this location.
December 10, 2013
A meteorite impact that excavated this crater on Mars exposed bright ice that had been hidden just beneath the surface at this location.
These images from the High Resolution Imaging Science Experiment (HiRISE) camera on NASA's Mars Reconnaissance Orbiter show how the appearance of d...
December 10, 2013
These images from the High Resolution Imaging Science Experiment (HiRISE) camera on NASA's Mars Reconnaissance Orbiter show how the appearance of dark markings on Martian slope changes with the seasons.
This image includes an especially long example of a type of dark marking that advances down some Martian slopes in warmer months and fades away in ...
December 10, 2013
This image includes an especially long example of a type of dark marking that advances down some Martian slopes in warmer months and fades away in cooler months.
This illustration depicts a concept for the possible extent of an ancient lake inside Gale Crater.
December 09, 2013
This illustration depicts a concept for the possible extent of an ancient lake inside Gale Crater.
Images of locations in Gale Crater taken from orbit around Mars reveal evidence of erosion in recent geological times and development of small scar...
December 09, 2013
Images of locations in Gale Crater taken from orbit around Mars reveal evidence of erosion in recent geological times and development of small scarps, or vertical surfaces.
