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Cassini Caught in Hyperion's Particle Beam
Cassini obtained this false-color view of Saturn's chaotically tumbling moon Hyperion during a flyby on Sept. 26, 2005. The spacecraft detected a strong electrostatic charge on the moon's surface, a first for any body other than Earth's moon.
Credit: NASA/JPL-Caltech/Space Science Institute
Static electricity is known to play an important role on Earth's airless, dusty moon, but evidence of static charge building up on other objects in the solar system has been elusive until now.
From Jet Propulsion Laboratory/NASA
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