'Bland' Dione, moon of Saturn, may be geologically active, data shows
Thursday, May 30, 2013 - 15:30
in Astronomy & Space
PASADENA, Calif., May 30 (UPI) -- Saturn's moon Dione, often thought of as a bland, smooth world, may have been geologically active in the past and may still be active now, U.S. astronomers say.