
Scientist hypothesize that a lake of liquid water once filled Gale crater, and the layers in the mound formed as sediment settled down through the water to the bottom of the lake in this image from NASA Mars Reconnaissance Orbiter.
Most NASA images are in the public domain and free to use. Credit NASA as the source. Check NASA's media usage guidelines for details. Images featuring identifiable individuals may require additional permissions.
NASA ID
PIA17731
Date Created
May 22, 2013
Center
JPL
Media Type
image
Download this image in multiple resolutions. All NASA media are free for public use.
960px