Visit Beautiful Southern EnceladusThe discovery of Enceladus' icy jets and their role in creating Saturn's E ring is one of the top findings of the Cassini mission to Saturn. Further Cassini mission discoveries revealed strong evidence of a global ocean and the first signs of potential hydrothermal activity beyond Earth making this tiny Saturnian moon one of the leading locations in the search for possible life beyond Earth. Image Courtesy NASA JPL Caltech