Year in review: Global ocean spans Enceladus

Geyser chemistry offers hints of alkalinity

geysers on Enceladus

UNDER THE SEA  The underground sea feeding Enceladus’ geysers resembles soda lakes on Earth.  NASA's Cassini spacecraft is offering the best evidence yet that Saturn's moon could be a great place to search for extraterrestrial life.

JPL-Caltech/NASA, Space Science Institute

As it winds up its studies of Saturn’s moon Enceladus, NASA’s Cassini spacecraft is offering the best evidence yet that this moon’s buried ocean could be a great place to search for extraterrestrial life.