Enceladus, a small satellite of Saturn, has captivated planetary scientists for years with its watery polar geysers and ridgelike surface features known as “tiger stripes.” Now it has a new layer of intrigue. The gas and ice escaping from Enceladus and shooting out from the moon’s south pole in towering jets, which fill Saturn’s diffuse E ring, also seem to rain down on Saturn itself, providing water vapor to the giant planet’s upper atmosphere
Originally posted here:
Water from a Saturnian Moon Rains Down on the Ringed Planet