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Saturn’s moons are recent companions, but they’re drifting away

New Cassini spacecraft data suggest the gas giant’s central core is more bulgy than we thought, and it’s pushing it moons away. Belinda Smith reports.

taken 26 January 2015. New calculations show the gas giant's pushing its moons away.
taken 26 January 2015. New calculations show the gas giant's pushing its moons away.