Saturn's rings may not be as young as they look | Science News

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Saturn's rings may not be as young as they look

Planet-hugging circles of particles might be more massive, and thus much older, than previously thought

By
6:10pm, September 22, 2008

There’s something poetic about the notion that Saturn’s shimmering, icy rings are ephemeral, lasting for a mere astronomical blink — only 10 million to 100 million years.

But new simulations suggest that the rings are much heavier a

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