Project Blue Book

Project Blue Book was one of a series of systematic studies of unidentified flying objects (UFOs) conducted by the United States Air Force. It started in 1952, the third study of its kind, following projects Sign (1947) and Grudge (1949). A termination order was given for the study in December 1969, and all activity under its auspices officially ceased in January 1970.
Project Blue Book had two goals:To determine if UFOs were a threat to national security, and
To scientifically analyze UFO-related data.


Project Blue Book was one of a series of systematic studies of unidentified flying objects (UFOs) conducted by the United States Air Force. It started in 1952, the third study of its kind, following projects Sign (1947) and Grudge (1949). A termination order was given for the study in December 1969, and all activity under its auspices officially ceased in January 1970. Project Blue Book had two goals:To determine if UFOs were a threat to national security, and To scientifically analyze UFO-related data.
Read article on Wikipedia