Project Blue Book

The Air Force's longest-running named investigation of unidentified flying-object reports, now represented by records in National Archives custody.

Active years1952–1969

OwnerU.S. Air Force

Official program recordSources linkedv1

Brief

What the record supports.

Project Blue Book investigated reported sightings until the Air Force announced its termination in December 1969; the surviving records are available through the National Archives.

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