In 1655 christiaan huygens became the rst person to

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Unformatted text preview: pposite Neptune’s direction of rotation. If Triton had formed with Neptune, it would orbit Neptune in the direction of the planet’s rotation, like all the other large moons in the solar system. What are Saturn’s rings like? Image Credit: NASA and The Hubble Heritage Team (STScI/AURA). Saturn possesses the most extensive planetary ring system of any planet in our Solar System 32 First observed by Galileo Galilei in 1610 with his telescope, but he was unable to identify them as such. He wrote "The planet Saturn is not alone, but is composed of three.” In 1655, Christiaan Huygens became the first person to suggest that Saturn was surrounded by a ring. Saturn’s rings are made up of billions of ice parTcles 99.9% pure water ice ‣ Primarily made of particles from 1 cm to 10 meters across ‣ Ring particles clump together ‣ Aggregates are continually forming and dispersing Credit: NASA/JPL/University of Colorado ‣ Composition: Artist’s conception of th...
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This note was uploaded on 10/23/2013 for the course ASTR 100 taught by Professor Dunne during the Fall '12 term at University of Illinois, Urbana Champaign.

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