Verified. Source-linked. Public.
Release 04
Official fourth release package from the war.gov/ufo archive, combining military sensor footage, historical mission audio, documents and source images for source-linked review.
Six-Point Contrast over the Yellow Sea
A 15-second infrared record shows the sensor keeping a star-like area of contrast centered during tracking.
Showing all 40 assets
Analysis of Flying Object Incidents in the United States, 1949
1949 Air Intelligence UFO Analysis
This later Study No. 203 revision weighs domestic and foreign technology theories alongside selected UFO reports and flying-wing examples.
Los Alamos Conference on Aerial Phenomena, 1949
Los Alamos Green Fireball Conference
A 1949 transcript captures scientists debating reported green fireballs near Los Alamos and possible atmospheric explanations.
Analysis of Flying Object Incidents in the United States, 1948
1948 Draft of Study No. 203
This earlier draft assesses reported flying-object incidents and theories later reflected in the related 1949 revision.
Six-Point Contrast over the Yellow Sea
A 15-second infrared record shows the sensor keeping a star-like area of contrast centered during tracking.
Long East China Sea Sensor Track
The record follows an area of contrast through tracking, zoom adjustments and temporary overlays during a nearly five-minute source clip.
Line-Like Contrast over the South China Sea
The source describes an elongated area that appears as a line of several contrast areas moving across the field-of-view.
East China Sea Track and Exit
A short 2024 sensor sequence tracks an area of contrast before it exits at the top of the frame.
Reticle Track over the East China Sea
The 2024 source clip shows the sensor panning to keep an area of contrast centered while an auto-tracking reticle surrounds it.
Two Bright Passes in the Middle East
The clip shows two bright areas crossing the frame before the sensor returns to tracking a darker area of contrast.
Two Brief Crossings in the Middle East
A ten-second source clip shows two separate contrast areas crossing the sensor field-of-view in opposite directions.
Yellow Sea Track Across Sensor Modes
A longer 2023 record tracks an area of contrast while the sensor changes modes and the source quality progressively degrades.
Range Fouler Debrief, Eastern United States, 2020
Eastern Range Fouler Linked to PR106
A 2020 Navy debrief records a small object reported moving in a constant direction during controlled-airspace operations.
Range Fouler Debrief, Atlantic Ocean, 2020
Atlantic Debrief Linked to PR116
A 2020 Atlantic Ocean debrief describes a maroonish object reported moving with the wind without maneuvering.
Digitally Altered PR106 Range Fouler Clip
A five-second Eastern U.S. clip is linked to a Range Fouler Debrief and includes explicit notes on prior digital alteration.
Repeated Re-Entries in Sensor View
The 23-second source clip describes a contrast area repeatedly leaving and re-entering the sensor field-of-view during tracking.
Western U.S. Reticle Tracking Sequence
A 2020 sensor sequence includes black-screen flashes, zoom adjustments and an auto-tracking reticle around an area of contrast.
Tracked Contrast Growing in Frame
The official description follows a contrast area as tracking begins, a reticle surrounds it and its angular size gradually increases.
Multiple Contrast Areas Around a Track
A one-minute source clip describes several small contrast areas entering and leaving the frame around one reticle-tracked area.
Atlantic Track Linked to Range Fouler Debrief
A 32-second Atlantic Ocean sensor track is paired with a Navy debrief that describes a separate observer report.
Range Fouler Debrief, Eastern United States, 2019
PR112 Debrief on High-Speed Crossing
This 2019 Navy debrief records five observers describing a small object crossing opposite the platform’s direction at high speed.
Flickering Contrast in Gulf Sensor Footage
An eight-second infrared record shows a contrast area near the display center, followed by zoom, panning and visual flicker.
PR112 Sensor Flash and Exit
This 20-second record links a brief sensor-view event to a Navy debrief describing five observers in controlled airspace.
Atlantic Ocean Reticle Mode Switch
The 2016 source clip follows an area of contrast through zoom changes, a sensor mode switch and reticle tracking.
Pantex Unidentified Object Incident Report, 2015
Pantex Airspace Intrusion Report
A 2015 report and imagery record an unidentified object entering airspace above the Pantex Plant near Amarillo, Texas.
Digitally Altered 2015 Eastern U.S. Pass
The source notes prior digital alteration before a brief right-to-left transit and repeated frame-by-frame footage.
STS-80 Object Near Earth’s Limb
The first NASA STS-80 photograph places the unidentified object near the frame center, right of Earth’s limb.
STS-80 Object with Apparent Rotation
The second NASA STS-80 image notes an object near Earth’s limb that appears to rotate or tumble about its major axis.
STS-80 Object Against the Earth
The third NASA STS-80 photograph shows the object superimposed against Earth, with the source describing a path between Columbia and Earth.
Digitally Altered Western U.S. Track
A 1996 record notes prior digital alteration and repeated frame sequences around a brief transit through the sensor view.
Correspondence Relating to UFO Sightings, 1967, 1974
FBI Letters on UFO Sighting Claims
Two correspondence items relay a child’s 1967 account and the FBI’s 1974 response to Larry Bryant’s inquiry.
Apollo 17 Medical Debrief — Segment 1
This audio record captures the first Apollo 17 medical debriefing segment discussing light flash phenomena after the mission.
Apollo 17 Medical Debrief — Segment 2
The continued Apollo 17 medical debriefing audio further discusses light flash phenomena reported by crew members.
Apollo 14 Light Flash Debrief — Segment 1
This audio record captures the first Apollo 14 debriefing segment on light flash phenomena discussed after the mission.
Apollo 14 Light Flash Debrief — Segment 2
The continued Apollo 14 audio segment returns to light flash phenomena within the official post-mission debriefing record.
Department of the Air Force Committee to Review Project Bluebook, 1966-1967
Scientific Review of Project Blue Book
This 1966-1967 file documents advisory-board deliberations that led the Air Force to contract a university-affiliated UFO study team.
Memorandum on Unconventional Aircraft Sightings, 1955
CIA Debrief on Russell Train Sighting
A CIA memorandum summarizes a 1955 train-based sighting in Soviet territory and notes a probable aircraft or missile explanation.
Analysis of Unconventional Aircraft Sightings, 1955
CIA Analysis of the 1955 Sightings
This companion memo evaluates the Russell-related reports, cites Robertson Panel language and discusses Project Y saucer-like aircraft research.
Joint U.S.-Canadian Aviation Projects and UFO Sighting Reports, 1954-1955
VTOL Projects and Canadian UFO Reports
This 1954-1955 file links circular VTOL research, a KC-97 sighting near Newfoundland and CIRVIS reporting discussions.
Correspondence Relating to Project Blue Book, 1955
Project Blue Book Correspondence File
Letters and memoranda connect government offices, the Legislative Branch and citizens around Project Blue Book sightings and findings.
Project Sign Progress Report, 1948
Project Sign’s 100 Early UFO Reports
An Air Materiel Command report outlines Project Sign’s early review of 100 sightings from 1947-1948.