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50 Years Ago Planetary Science

50 years ago, an Earth-based telescope spotted Saturn’s fourth ring

Excerpt from the June 3, 1967, issue of Science News Letter

Saturn's ring system

FULL CIRCLE  Saturn’s ring system is incredibly complex, as shown in this image taken by NASA’s Cassini spacecraft in 2013.

JPL-Caltech/NASA, Space Science Institute

By Emily Conover

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