Warm Oceans on Saturn's Moon Enceladus Could Harbor Life

The Cassini mission that has investigated Saturn since 2004 has revealed much about the giant planet and its many moons. Perhaps most tantalizing is the discovery that the moon Enceladus is the source of strong geysers ejecting plumes of water and ice.

A new study of Cassini data published in Nature by Hsiang-Wen Hsu and colleagues reveals these plumes are laced with grains of sand. This indicates that hydrothermal activity may be at work in Enceladus’ sub-surface ocean, and propels this

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