Below the Surface, a Tiny Saturn Moon Has a Big Secret (Video)

Slate in motion.
April 4 2014 5:22 PM

A Big Find on a Tiny Saturn Moon

Enceladus is only as wide as Arizona, but it’s attracting the attention of scientists.

The Cassini spacecraft has detected an ocean hiding under 25 miles of ice on Saturn's moon Enceladus. Italian researchers say that a gravity anomaly around the moon’s south pole revealed denser water was present beneath the icy surface.​​​

Jim Festante is an actor/writer in Los Angeles and regular video contributor to Slate. He is the author of the Image Comics miniseries The End Times of Bram and Ben.