 Built in 1940 by Alden W. Smith, a science teacher at Greenwich High School, it is located on the grounds of the Julian Curtiss School, East Elm Street, Greenwich, Connecticut.In the early 1980s, the Observatory fell into disrepair, and the original telescope was destroyed.The Astronomical Society of Greenwich was formed in 1984, in part to restore the Observatory so it could be used again as a teaching facility for Greenwich school students and the public.