公開記録索引

Foo Fighters Reported in WWII

1944-1945

Allied aircrews reported glowing objects pacing aircraft in Europe and the Pacific, with no confirmed hostile action.

historical report

Scandinavian Ghost Rockets

1946

Thousands of reports in Sweden, Finland, and Norway described rocket-like objects, including cases of apparent lake entries.

historical report

Project Sign Established

Sep 1947

The U.S. Air Force established Project Sign as the first formal U.S. program for UFO investigations.

government record

The Twining memorandum

23 September 1947

Air Materiel Command treated a subset of “flying disc” reports as a technical and intelligence problem and recommended a formal, classified study that anticipated Project SIGN.

government record

Project Sign Follow-On: Estimate of the Situation

Dec 1948

Accounts describe a classified Project Sign assessment exploring whether some cases exceeded known capabilities; no verified public copy is available.

government record

Project Grudge Begins

1949

Project Sign was reorganized into Project Grudge, generally viewed as adopting a more skeptical investigative tone.

government record

Project TWINKLE

1949–1951

An Air Force instrumented investigation sought triangulation and spectral data on New Mexico “green fireball” reports but did not capture evidence sufficient for a conclusive phys...

historical report

Keyhoe Publishes The Flying Saucers Are Real

Jun 1950

Donald Keyhoe published a bestselling book arguing governments were taking UFO reports seriously.

public discourse

British Flying Saucer Working Party

1950–1951

A classified UK inter-service study reviewed British and American flying-saucer reports, recommended ending dedicated inquiry in 1951, and was followed by renewed monitoring after...

historical report

Project Magnet

1950–1954

Canada’s Defence Research Board supported a technical investigation of unidentified aerial reports that ended without a conclusive result.

historical report

APRO established

January 1952

Coral and Jim Lorenzen founded APRO, an enduring civilian network for preserving reports, publishing investigations and coordinating field researchers.

historical report

Project Blue Book Operations

1952-1969

Project Blue Book replaced Project Grudge and became the longest-running official U.S. Air Force UFO investigation.

government record

Project Second Storey

1952–1954

A Canadian Defence Research Board committee developed structured reporting methods and advised against a larger investigation on the evidence then available.

historical report

CIA Robertson Panel

Jan 1953

The CIA-convened Robertson Panel found no direct threat in reviewed cases but recommended debunking and monitoring strategies.

historical report

European UFO Wave

1954

France, Italy, and neighboring countries logged large numbers of reports, including disc, cylinder, and light-form sightings.

historical report

NICAP Formed

1955

The National Investigations Committee on Aerial Phenomena (NICAP) formed as a major civilian investigation body.

historical report

Lakenheath-Bentwaters Radar Incident

1956

RAF and USAF operators tracked unusual targets with radar and visual observations during attempted interceptions.

historical report

Congressional Hearings and Colorado Study

Apr 1966

Congressional pressure contributed to commissioning the University of Colorado study under Edward Condon.

policy and oversight

Condon Report Published

1968

The Colorado study concluded further UFO study was unlikely to yield major scientific gain, while still documenting unresolved cases.

research and assessment

House UFO symposium

29 July 1968

The House Committee on Science and Astronautics convened public testimony on unidentified flying objects, creating a congressional record distinct from the later Condon Report.

policy and oversight

Project Blue Book Ends

1969

Blue Book closed on 17 December 1969 after 12,618 investigated cases, with a subset remaining unexplained.

government record

MUFON established

31 May 1969

The Midwest UFO Network was formed by regional investigators and later became the Mutual UFO Network, a durable civilian organisation for case reporting and field investigation.

historical report

CUFOS established

October 1973

The Center for UFO Studies was established as a civilian research and archival organisation associated with J. Allen Hynek.

historical report

GEPAN established

1 May 1977

France established GEPAN within CNES to collect and examine reports of unidentified aerospace phenomena through an official scientific and technical framework.

historical report

Canada Releases More UFO Files

1978

Canadian institutions continued releasing historical UFO investigation records, contributing to a broader transparency trend.

historical report

UN General Assembly Decision 33/426

18 December 1978

The General Assembly invited interested states to coordinate research and exchange information on unidentified flying objects and related phenomena.

historical report

House of Lords UFO debate

18 January 1979

The House of Lords debated unidentified flying objects, placing competing views and ministerial responses in the parliamentary record.

historical report

GEPAN transitions to SEPRA

25 November 1988

CNES replaced GEPAN with SEPRA, continuing France’s official framework for collecting and examining reports of unidentified aerospace phenomena.

historical report

USAF Roswell Report

Dec 1994

The U.S. Air Force concluded Roswell debris most likely came from Project Mogul, updating the earlier weather-balloon narrative.

government record

Alien Autopsy Film Broadcast

1995

The widely viewed "Alien Autopsy" film drove major media attention; years later, recreation of much footage was acknowledged.

historical report

Roswell report: Case Closed

24 June 1997

The Air Force published its follow-up Roswell report, focused on body-related testimony and its historical reconstruction.

historical report

NARCAP established

1999

NARCAP was established to collect and analyse aviation-safety reports involving unusual aerial phenomena.

historical report

COMETA Report

1999

A French group of retired officials and experts published COMETA, arguing some cases warranted deeper hypothesis testing.

research and assessment

Aviation Reporting Improvements

2000

Multiple countries increased attention to pilot reporting pathways for unusual aerial observations.

government record

Disclosure Project Press Conference

2001

A large Washington event presented testimony from military and government-associated witnesses calling for transparency.

public discourse

Growing Pilot Reporting Focus

2002

Commercial and military aviation communities placed greater emphasis on standardized reporting of unusual airborne encounters.

historical report

GEIPAN established

2005

CNES established GEIPAN as SEPRA’s successor, continuing France’s official public-reporting and technical-evaluation framework for unidentified aerospace phenomena.

historical report

AAWSAP Created

2007

DIA-funded AAWSAP began with reported focus on advanced aerospace topics and anomalous phenomena research.

historical report

UK MoD UFO file releases

2008–2013

The UK transferred and released Ministry of Defence UFO files through The National Archives.

historical report

AATIP Begins

2008

AATIP became associated with Pentagon review of military UAP encounters and related threat assessment.

historical report

UK MoD UFO desk closure

1 December 2009

The Ministry of Defence closed its UFO desk after reviewing the reporting function and its defence relevance.

historical report

New York Times Disclosure Story

2017

The New York Times reported on AATIP and military UAP footage, transforming UAP into a mainstream policy issue.

public discourse

Navy Reporting Procedures Updated

2019

The U.S. Navy formalized reporting pathways for unidentified aerial encounters, with emphasis on aviation safety and data handling.

historical report

Pentagon Releases Navy Videos and UAPTF Forms

2020

DoD officially released FLIR1, GIMBAL, and GOFAST footage; later in 2020 the UAP Task Force was established.

historical report

Congressional UAP assessment directive

27 December 2020

Congress required a cross-government UAP intelligence assessment within 180 days, producing the June 2021 ODNI Preliminary Assessment.

policy and oversight

ODNI Preliminary Assessment

Jun 25, 2021

ODNI released its unclassified assessment of 144 military incidents and emphasized unresolved cases with national security relevance.

government record

AOIMSG Formed

Nov 2021

The Airborne Object Identification and Management Synchronization Group was formed to coordinate UAP activities before AARO replaced it.

government record

AARO Established

Jul 2022

Congress directed creation of AARO with a broader all-domain anomaly remit and cross-agency coordination mission.

policy and oversight

ODNI Annual UAP Update

Jan 2023

An ODNI update reported hundreds of additional cases and emphasized that many remained unresolved due to data limitations.

government record

Public Congressional Hearing Returns

May 17, 2022

The House Intelligence Subcommittee held the first open UAP hearing in over 50 years, focused on safety and reporting.

policy and oversight

FY2023 NDAA UAP framework

23 December 2022

Congress expanded AARO’s duties, created protected reporting procedures and required a historical review extending to 1945.

policy and oversight

NASA Independent UAP Study and Grusch Claims

Jun 2023

NASA released its independent report emphasizing data quality and scientific methods; separate public allegations by David Grusch intensified congressional attention.

policy and oversight

Schumer-Rounds UAP Disclosure Act Proposal

Jul 14, 2023

Bipartisan senators proposed a records-focused UAP disclosure framework within NDAA negotiations.

public discourse

AARO Historical Review Begins

Dec 2023

AARO announced work on a historical review of past U.S. government involvement and longstanding UAP-related claims.

government record

FY2024 NDAA creates the UAP Records Collection

22 December 2023

Congress created a government-wide UAP records collection at NARA with preservation, review, transfer and disclosure duties.

policy and oversight

NARA establishes Record Group 615

6 February 2024

NARA created the metadata, review and transfer architecture for the statutory UAP records collection.

historical report

AARO Historical Report Volume 1

Mar 2024

AARO published historical findings stating it found no verified evidence of recovered extraterrestrial technology in reviewed material.

government record

Senate AARO oversight hearing

19 November 2024

Senators questioned AARO director Jon Kosloski about case analysis, unresolved reports, reporting access, declassification and sensor development.

policy and oversight

Continuing Investigations and Oversight

2025

AARO analysis, congressional briefings, and scientific data-quality efforts continue as unresolved incidents remain under review.

policy and oversight

First multi-agency RG 615 release

24 April 2025

NARA released records transferred by ODNI, OSD, FAA and NRC under the statutory UAP records framework.

government record

Sky Canada final report

14 July 2025

Canada’s Chief Science Advisor diagnosed fragmented public UAP reporting and recommended a coordinated, transparent scientific framework.

historical report

Whistleblower Legislation and House UAP Hearing

Aug–Sep 9, 2025

Representatives Tim Burchett and Anna Paulina Luna promoted stronger protections for people providing UAP information to Congress. The 9 September House Oversight Task Force heari...

briefing

AARO Convenes Workshop on UAP Narrative Data

Aug 5–6, 2025

AARO sponsored a two-day workshop with Associated Universities, Inc., bringing together about 40 participants from government, academia, and independent research organisations to...

briefing

The Age of Disclosure Receives Wider Release

Nov 21, 2025

The documentary entered theatrical and streaming distribution after its earlier festival debut. Interviews with current and former officials, military personnel, and intelligence...

briefing

Congress Expands UAP Requirements in FY2026 Defence Legislation

Dec 2025

The final FY2026 National Defense Authorization Act added provisions affecting AARO and congressional access to UAP information, including reporting requirements concerning milita...

briefing

President Directs Agencies to Identify and Release UAP Files

Feb 19, 2026

President Donald Trump announced that defence and intelligence agencies would identify and release government records concerning UAP, UFOs, alien life, and related subjects. The i...

briefing

House Investigators Seek Specific Military Videos

Mar 31–Apr 1, 2026

The House Oversight Task Force requested a series of UAP videos from the defence secretary, reportedly including dozens of recordings known to officials but not publicly available...

briefing

PURSUE Tranche 1

May 8, 2026

The first tranche launched PURSUE (Presidential Unsealing and Reporting System for UAP Encounters), establishing a framework for rolling public releases. It included historical UA...

briefing

PURSUE Tranche 2

May 22, 2026

The second tranche expanded the archive with additional documents and several gigabytes of video, including further military reports and historical records. It continued the decla...

briefing

Grusch and Lawmakers Renew Hidden-Programme Allegations

Jun 9, 2026

Former intelligence officer David Grusch joined members of Congress at a Capitol Hill press conference and renewed claims that parts of government were withholding UAP information...

briefing

PURSUE Tranche 3

Jun 12, 2026

The third tranche added hundreds of megabytes of documents and several gigabytes of video, expanding the historical and military UAP case files. It reinforced PURSUE as an ongoing...

briefing

Interagency Governance and Science Advisory Council Emerge

Jun–Jul 2026

The presidential directive led to a UAP Governance Board overseen through the intelligence community and a scientific advisory council led by Harvard astronomer Avi Loeb. The gove...

briefing

AARO Publishes Narrative-Data Workshop Paper

Jul 8, 2026

AARO released the paper arising from its August 2025 workshop, addressing collection, infrastructure, interoperability, and analysis of narrative UAP reports. It highlighted that...

briefing

PURSUE Tranche 4

Jul 10, 2026

The fourth tranche released approximately 40 additional files, including 19 videos. The release included the widely discussed Atlantic “Jellyfish” or “Floating Brain” video; addit...

briefing