By measuring with exquisite precision the tiny wobbles of Saturn's moon Enceladus - whose cosmic quavers are detectable only in high-resolution images taken by NASA's Cassini spacecraft - Cornell University researchers have learned that a global ocean lies beneath the moon's thick icy crust.
By measuring with exquisite precision the tiny wobbles of Saturn's moon Enceladus - whose cosmic quavers are detectable only in high-resolution images taken by NASA's Cassini spacecraft - Cornell University researchers have learned that a global ocean lies beneath the moon's thick icy crust.
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