These polar maps show the first global, topographic mapping of Saturn's moon Titan, using data from NASA's Cassini mission. To create these maps, scientists used a mathematical process called ... more 
These polar maps show the first global, topographic mapping of Saturn's moon Titan, using data from NASA's Cassini mission. To create these maps, scientists used a mathematical process called splining, which uses smooth curved surfaces to "join less 
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SPACE.com | Photo By NASA/JPL-Caltech/ASI/JHUAPL/Cornell/Weizmann
Sun, Jun 23, 2013 10:35 AM EDT