Saturn's Surprising Rings: The Fascinating Mysteries Cassini Has Solved

Tuesday, August 1, 2017 - 13:52 in Astronomy & Space

Before the Cassini-Huygens mission, scientists weren't sure how old Saturn's rings are, what they're made of, how they change, how thick they are, how fast they move, how big the ring particles are, or how Saturn's moons its rings. Now, we know.

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