Season 4, Episode 5 The Hunt for Ringed Planets
First Aired: September 15, 2009
A look at the ringed planets: Saturn, Uranus, Jupiter, Neptune and Earth (its ring consists of orbiting man-made satellites). Included: what the rings reveal about the origins of the solar system and galaxies.
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- Premiered: May 29, 2007
- Rating: TV-PG
- Premise: An astronomy series examing the history, scientific phenomena and mysteries of the universe. (more)