Is there life out there?
The surprising discovery excited scientists, who say Saturn moon, Enceladus, should be added to the shortlist of places within the solar system most likely to have extraterrestrial life.
Recent high-resolution images snapped by the orbiting Cassini confirmed the eruption of icy jets and giant water vapour plumes from geysers resembling frozen Old Faithfuls at Enceladus' south pole.