The NSF-funded 400 Years of the Telescope project was a unique partnership among a public television station, a production studio, two planetariums and a leading astronomical society in the United States. Its five main components included a one-hour PBS documentary, a 22-minute planetarium program, a website with astronomical infromation, "star parties"(nighttime astronomical viewing events) and promotional events hosted by PBS affiliate stations. The summative evaluation focused on three main evaluation questions: 1) What are the individual and cumulative impacts of the menu of deliverables