ENTI ASTRONOMICI
  • ASI Agenzia Spaziale Italiana
  • ESA European Space Agency
  • The American Association of Variable Star Observers
  • Goddard Space Flight Center
  • Hubble Space Telescope
  • IAU: International Astronomical Union
  • IDA: International Dark-Sky Association
  • Jet Propulsion Laboratory, Pasadena
  • Nasa SpaceLink
  • Società Astronomica Italiana
  • Students for the Exploration and Development of Space, Arizona
  • The Planetary Society
  • UAI Unione Astrofili Italiani
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