Ep. 539: Weird Issues: Why We Don't Know the Age of Saturn's Rings
365 Days of Astronomy - Weekly Edition - Un podcast de Fraser Cain & Dr. Pamela L. Gay - Les lundis
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How old are Saturn's rings? They could be brand new, or they could be as ancient as the Solar System itself. Planetary scientists thought they knew the answer thanks to new data from Cassini, but new ideas are calling even that into question.
