Edward Guinan

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Edward Guinan is currently a professor in Villanova University's Department of Astronomy and Astrophysics. He and two colleagues discovered Neptune's ring system in 1968.[1][2]

He received a B.S. degree in physics from Villanova University in 1964. In 1970, received his doctoral degree in astronomy from the University of Pennsylvania. His research interests are binary star systems, pulsating stars, black holes, evolution of the sun and solar-like stars, pulsating red stars, APT (Automatic Photoelectric Telescope) programs, apsidal motion studies, and searching for exoplanets.

[edit] See also


[edit] References

  1. ^ John Noble Wilford. Data Shows 2 Rings Circling Neptune. Archives, The New York Times (June 10, 1982). Retrieved on 2007-06-28.
  2. ^ Evidence for a Ring System on Neptune. Abstracts, Astronomy ADS. Retrieved on 2007-06-28.


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