Operation Moonwatch Ends

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Operation Moonwatch, the worldwide volunteer satellite tracking network run by the Smithsonian Astrophysical Observatory, ends after 18 years. The Volunteer Flight Officers Network (VFON) is also disbanded.


  • Operation Moonwatch
  • Smithsonian Astrophysical Observatory)
  • Volunteer Flight Officers Network (VFON)


Chronology of Smithsonian History


Torch, 9/1975, p. 5

Contact information

Institutional History Division, Smithsonian Institution Archives, 600 Maryland Avenue, S.W., Washington, D.C. 20024-2520, SIHistory@si.edu


June 30, 1975


  • Artificial satellites
  • Astrophysics
  • Discontinued Programs
  • Astronomy
  • Volunteers

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