The Oak Ridge Observatory in Harvard, Massachusetts, is operated by the Smithsonian Astrophysical Observatory (SAO), part of the Harvard-Smithsonian Center for Astrophysics (CfA) in Cambridge, Massachusetts. It has the following facilities:

• Wyeth 61-inch reflector which carries out research on stellar radial velocities and the motions of comets and asteroids,
• Sky patrol cameras which are used for astrometric studies,
• 84-foot, steerable radio telescope which is now being used in Project BETA, a search for extraterrestrial intelligence.

Last updated 6 November 1995 by Doug Mink