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OUT OF THIS WORLD : Voyager Sights Neptune ‘Ring Arcs’

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<i> From Times wire services</i>

The Voyager 2 space probe today discovered two partial rings of debris--dust, pebbles or boulders--orbiting the planet Neptune, quite different than the complete rings that encircle Saturn and Uranus, NASA announced.

The “ring arcs” at Neptune are arc-shaped partial circles. One extends one-eighth of the way around Neptune’s equator and the other only one-thirty-sixth of the way.

That makes them about 30,000 miles and 6,000 miles long, respectively, said an announcement by the National Aeronautics and Space Administration’s Jet Propulsion Laboratory in Pasadena.

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