• American Astronomical Society
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• American Astronomical Society
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• American Astronomical Society Homepage
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• American Astronomical Society Homepage
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• British Astronomical Association
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• British Astronomical Association
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• IAU Central Bureau for Astronomical Telegrams
  
  Made an astronomical discovery? Reportit to the International Astronomical Union here!
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• IAU Central Bureau for Astronomical Telegrams
  
  Made an astronomical discovery? Reportit to the International Astronomical Union here!
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• The Durham Astronomical Instrumentation Group Spectroscopy programme
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• The Royal Astronomical Society
  
  The Royal Astronomical Society (RAS) is the UKs leading professional body for astronomy & astrophysics, geophysics, solar and solar-terrestrial physics, and planetary sciences. The RAS organises scientific meetings, publishes research and review journals. The Society also awards grants and prizes, maintains an extensive library, supports educational activities and lobbies governme
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• The Royal Astronomical Society
  
  The Royal Astronomical Society (RAS) is the UKs leading professional body for astronomy & astrophysics, geophysics, solar and solar-terrestrial physics, and planetary sciences. The RAS organises scientific meetings, publishes research and review journals. The Society also awards grants and prizes, maintains an extensive library, supports educational activities and lobbies governme
  astronomy astrophysics geophysics
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