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Moon spray

By
5:04pm, January 2, 2006

Geysers of icy material are erupting from Saturn's tiny moon Enceladus, providing incontrovertible proof that the moon is geologically active. Recent images taken by the Cassini spacecraft, which has toured the Saturnian system since July 2004, show the jets shooting far above the icy satellite's south-polar region.

A spectrometer on Cassini had previously detected a large cloud of water vapor above the south pole when the craft passed within 175 kilometers of Enceladus last July (SN: 8/27/05, p. 141: Available to subscribers at http://www.sciencenews.org/
articles/20050827/note12.asp
). Researchers conjectured that linear surface fractures at the pole, dubbed tiger s

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