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Albert G.W. Cameron, chairman of the Astronomy Department, said yesterday the satellite was found "as a faint patch of light on a photograph of Pluto...

Author: By Jeffrey B. Chasnow, | Title: Observation of Pluto's Satellite Challenges Planetary Theories | 4/18/1980 | See Source »

Walker's finding indicates that Charon is almost half as large as Pluto, an unusual proportion for a satellite and a planet in the solar system, Brian G. Marsden, lecturer in Astronomy, said yesterday. The Earth's moon is one-fourth the size of the Earth, Marsden added...

Author: By Jeffrey B. Chasnow, | Title: Observation of Pluto's Satellite Challenges Planetary Theories | 4/18/1980 | See Source »

...find Pluto with a large satellite causes people to scratch their heads a little," Fred Franklin, associate of the Harvard College Observatory, said yesterday...

Author: By Jeffrey B. Chasnow, | Title: Observation of Pluto's Satellite Challenges Planetary Theories | 4/18/1980 | See Source »

James Elliot, director of the Wallace Astrophysical Observatory at the Massachusetts Institute of Technology, said yesterday Charon had previously appeared only as "a bump" on photos of Pluto...

Author: By Jeffrey B. Chasnow, | Title: Observation of Pluto's Satellite Challenges Planetary Theories | 4/18/1980 | See Source »

...occultation, a rare occurrence but an event Franklin said is very valuable for determining the size of distant planets and satellites, gives further evidence of the existence of Charon, which has not been officially recognized as a satellite of Pluto since astronomers at the U.S. Naval Observatory discovered it in July...

Author: By Jeffrey B. Chasnow, | Title: Observation of Pluto's Satellite Challenges Planetary Theories | 4/18/1980 | See Source »

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