Kraken Mare, a sea of liquid methane on Saturn’s moon Titan, is at least 100-m (330 feet) deep near its center, according to an analysis of data collected by the RADAR altimeter onboard NASA’s Cassini spacecraft on August 21, 2014. An artistic rendering of Kraken Mare, a large liquid methane sea on Titan. Image credit: NASA’s John Glenn Research Center. From 2013 to 2017, Cassini has been probing the depth of Titan’s methane-dominated seas...
