Project Blue Book in the declassified UFO files
Project Blue Book was the U.S. Air Force's UFO investigation program. It ran from 1952 until it was closed in 1969, and succeeded Project Sign and Project Grudge. 9 declassified documents reference Project Blue Book, from CIA, Department of War, NASA, FBI and others, released between May 2026 and September 2026. Each file has a neutral AI summary and a credibility note; the original is always linked.
Key documents
- CIA-UAP-002, Scientific Advisory Panel on Unidentified Flying Objects, Report, 1952-1953CIA · 8/10 · none redaction
This CIA folder (RG 263, Folder 90) contains the complete record of the January 1953 Robertson Panel: the formal Report of the Scientific Panel on Unidentified Flying Objects (dated 17 January 1953), Durant's detailed meeting notes, distribution…
Skeptic note: The Robertson Panel explicitly recommended a 'debunking' and public education program aimed at reducing UFO reporting — a policy objective that shaped how the government handled UAP reports for…
- DOW-UAP-D154, Transcript of a Presentation by Captain Edward J. Ruppelt, 1952Department of War · 8/10 · none redaction
This document is a verbatim transcript of a March 1952 audio-recorded briefing by Captain Edward J. Ruppelt, the U.S. Air Force's newly appointed project engineer for UFO investigation, presented to a military audience. Ruppelt reviews the Air Force's…
Skeptic note: This is a recorded briefing transcript, not a primary incident report; it summarizes aggregate data rather than providing direct sensor or physical evidence. Ruppelt himself acknowledges that no…
- 255_413270_UFO's_and_Defense_What_Should_we_Prepare_ForNASA · 7/10 · light redaction
This document is a file containing the full English translation of the French COMETA Report ('UFOs and Defense: What Should We Prepare For?'), originally published in France's VSD magazine in July 1999, along with a cover letter from Carol Rosin to a NASA…
Skeptic note: This document is primarily a civilian private research report (COMETA explicitly describes itself as a private, not government, report) transmitted to a NASA official via Carol Rosin. While the…
- CIA-UAP-015, Project Blue Book Special Report No. 14 (Analysis of Reports of Unidentified Aerial Objects)CIA · 7/10 · none redaction
Project Blue Book Special Report No. 14, dated 5 May 1955, is a comprehensive statistical analysis of approximately 4,000 UAP sighting reports received by the U.S. Air Force between June 1947 and December 1952. Produced by the Air Technical Intelligence…
Skeptic note: This is a foundational primary source document with high methodological transparency: the authors explicitly state conclusions are based on subjective observer impressions rather than scientific…
- CIA-UAP-019, Australian Dept of Defense Scientific and Intel Aspects of the UFO ProblemCIA · 7/10 · none redaction
A 1971 Australian Department of Defence Joint Intelligence Organization minute paper, authored by O.H. Turner (Head, Nuclear Branch), transmitting two analytical documents to the Director addressing the scientific and intelligence aspects of the UFO problem.…
Skeptic note: This is a secondary analytical document authored by an Australian intelligence official synthesizing open-source and previously declassified U.S. records, not a primary incident report. Many of its…
In the news
- 1.New UFO file drop includes audio from 1952 Project Blue Book briefing(newsnationnow.com)
A newly declassified audio recording from a 1952 Project Blue Book Air Force briefing on UFO investigations has been released. Rep. Eric Burlison (R-Mo.) advocated for the declassification of this historical audio material.
All 9 documents
- DOW-UAP-D154, Transcript of a Presentation by Captain Edward J. Ruppelt, 1952Department of War·PDF·8/10
- DOW-UAP-D092, Department of the Air Force Committee to Review Project Bluebook, 1966-1967Department of War·PDF·6/10
- DOW-UAP-D103, Project Blue Book Photo File Relating to Tremonton Film, Utah, 1952Department of War·PDF·5/10
- 65_HS1-834228961_62-HQ-83894_Serial_449FBI·PDF·3/10
- USG-UAP-D001, Congressional, White House, UFO-related Constituent Correspondence, 1998U.S. Government·PDF·2/10
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