Project Blue Book UFO Case Files, 1947-1969
USAF's official archive of thousands of UFO sightings, reports, and analyses spanning two decades.
Jun 1, 1947
Pending
National Archives UAP Bulk Downloads
AI Disclosure Brief
AI assistedReported Object Read
No specific object description provided; series aggregates case files on diverse UFO sightings reported between 1947 and 1969.
Notable Characteristics
- Environment: unknown
Reported Motion
No confident entries yet.
Evidence Notes
No confident entries yet.
NARA's catalog entry for the complete Project Blue Book case files offers unprecedented access to USAF's raw UFO investigation records, including observer reports, analyses, and physical evidence cross-references.
Unclear
Pending
0%
Prosaic Leads
- Official government archive of historical investigations.
Anomalous Indicators
- Contains unexplained sightings per Air Force evaluations.
- Photographs and artifacts referenced.
Evidence Gaps
- Individual case details require accessing bulk ZIP files.
- Specific sighting shapes/motions vary by file.
Evidence Quotes // source statements
Open archive"This series consists of the case files on sightings of unidentified flying objects (UFOs) of Project Blue Book, the U.S. Air Force (USAF) investigation into UFOs which were sighted between June 1947 and December 1969."
Unknown speaker / NARA
Scope and content note
Source"Each case file relates to one sighting or to a group of closely related sightings. The files contain the information the Air Force gathered about specific UFO sightings."
Unknown speaker / NARA
Scope and content note
SourcePattern Mesh // linked sightings
Project Blue Book Physical Artifacts, 1947-1969
USAF collected 31 artifacts and 4 stereo slides tied to UFO sighting case files.
Same source archive
Shared tags: json, microfilm, nara-uap
USAF California UFO Film Reels, 1952-1975
Archival footage depicts clusters of saucer-shaped objects and unidentified flying objects over California.
Same source archive
Shared tags: json, nara-uap, USAF
UFO Interview: Tacker and Quintanilla on Blue Book
Lt Col Tacker and Maj Quintanilla discuss Project Blue Book's UFO identification efforts.
Same source archive
Shared tags: json, nara-uap, Project Blue Book
OSD UAP Records Series Released
30 PDFs on unidentified anomalous phenomena from the Secretary of Defense.
Same source archive
Shared tags: json, nara-uap, series
ODNI UAP Records Series, 2021-2024
National Archives releases ODNI records on unidentified anomalous phenomena and technologies of unknown origin.
Same source archive
Shared tags: json, nara-uap, series
Clinton Library UFO File Unit
Classified Clinton-era records held under FOIA exemptions at William J. Clinton Presidential Library.
Same source archive
Shared tags: json, nara-uap
Chronology Trace // before & after
No dated sibling signals are available yet.
Official Files // source material
1 linkedProject Blue Book Case Files on Sightings of Unidentified Flying Objects (UFOs), June 1947–December 1969
[ { "accessionNumbers": [ "NN-375-209" ], "inclusiveStartDate": { "month": 6, "year": 1947, "logicalDate": "1947-06-01" }, "levelOfDescription": "series", "creators": [ { "creatorType": "Predecessor", "heading": "Department of Defense. Department of the Air Force. Air Materiel Command. Intelligence Department. Technical Intelligence Division. (1947 - 1951)", "abolishDate": { "year": 1951, "logicalDate": "1951-12-31" }, "authorityType": "organization", "establishDate": { "year": 1947, "logicalDate": "1947-01-01" }, "naId": 10462433 }, { "creatorType": "Most Recent", "heading": "Department of Defense. Depar