NASA Mars Odyssey spacecraft produced this high-energy neutron detector map of neutrons in Mars southern hemisphere. The blue region around the south pole indicates a high content of hydrogen in the upper 2 to 3 meters 7 to 10 feet of the surface.
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Details
Title: Southern Hemisphere Neutron Map
Creator: NASA/Jet Propulsion Laboratory/University of Arizona
Date Created: 2002-03-01
Rights: JPL
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