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Episode 243: Mysteries of Saturn's Rings

Play Oct 15•4:29

Saturn's rings have fascinated us ever since Galileo first spotted them in his telescope in 1610 -- almost 400 years ago. But how these icy rings came into being remains a mystery. Saturn's rings are thought to consist of roughly 35 trillion trillion tons of ice, dust and rock. Cassini and Voyager spacecraft have revealed many new details of the rings, but many mysteries still remain. Spac...

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