Harvard College Observatory Harvard College Observatory The Harvard College Observatory (HCO) is an institution managing a complex of buildings and multiple instruments used for astronomical research by the Harvard University Department of Astronomy. It is located in Cambridge, Massachusetts, USA, and was founded in 1839. With the Smithsonian Astrophysical Observatory, it forms part of the Harvard–Smithsonian Center for Astrophysics. HCO houses a collection of approximately 500,000 astronomical plates taken between the mid-1880s and 1989 (with a gap from 1953–68). This 100-year coverage is a unique resource for studying temporal variations in the universe. The Digital Access to a Sky Century @ Harvard project
Harvard State Airport aircraft operations, 99% general aviation and 1% military. Harvard State Airport Harvard State Airport (Harvard State Airfield) is two miles northeast of Harvard, in Clay County, Nebraska. It has no airline flights. Harvard Army Airfield was built in 1942 as a United States Army Air Forces training airfield. It is in a farming area, and covered . It was one of eleven training airfields in Nebraska during World War II. On 2 September 1942, an announcement was made to the community that a satellite Army Airfield would be built just northeast of Harvard. By September 17 construction began, farmers were