Section · Timeline
Every case, in order.
The whole corpus arranged chronologically by incident date. Color-coded by status: unresolved cases in red, explained in gray, contested in plum.
1940s
5 cases- Battle of Los AngelesDOD·Los Angeles, California
- Kenneth Arnold SightingOTHER·Mount Rainier, Washington
- FBI Flying Disc FilesFBI·Multiple, United States
- Roswell 1947 Historical FileFBI·Roswell, New Mexico, United States
- Mantell IncidentDOD·Franklin, Kentucky
1950s
2 cases- RB-47 Multi-Sensor EncounterDOD·Texas, Louisiana, Mississippi airspace
- Boianai 1959, Father Gill SightingSTATE·Boianai, Milne Bay Province
1960s
6 cases- SP 16 Memo, Thoughts on the Space Alien Race QuestionSTATE·Washington, D.C., United States
- Lonnie Zamora, Socorro LandingDOD·Socorro, New Mexico
- Gemini 7 Borman 'Bogey' AudioNASA·Earth orbit
- Westall School SightingOTHER·Westall, Melbourne
- Apollo 11 Technical Crew DebriefingNASA·Lunar mission
- Apollo 12 Photographic AnomaliesNASA·Lunar orbit and surface
1970s
5 cases- Apollo 17 Lunar AnomaliesNASA·Lunar orbit, near Grimaldi crater
- Pascagoula EncounterOTHER·Pascagoula, Mississippi
- Coyne Helicopter EncounterDOD·Mansfield, Ohio
- Travis Walton, Snowflake, ArizonaOTHER·Apache-Sitgreaves National Forest, Arizona
- 1976 Tehran Incident, DIA ReportSTATE·Tehran, Iran
1980s
5 cases- Rendlesham Forest IncidentDOD·RAF Bentwaters / RAF Woodbridge, Suffolk
- Cash-Landrum IncidentDOD·Huffman, Texas
- Trans-en-Provence Physical Trace CaseOTHER·Trans-en-Provence, Var
- Hudson Valley Boomerang FormationsOTHER·Hudson Valley region, New York and Connecticut
- JAL Flight 1628, AlaskaOTHER·Over Alaska
1990s
4 cases- Belgian F-16 InterceptOTHER·Belgian airspace
- STS-48 Discovery FootageNASA·Earth orbit
- Kazakhstan 1994, Pilot Witness CableSTATE·Airspace over Kazakhstan
- Phoenix LightsDOD·Phoenix, Arizona
2000s
2 cases- USS Nimitz Tic Tac EncounterDOD·Pacific Ocean, off San Diego
- Stephenville SightingsDOD·Stephenville, Texas
2010s
5 cases- Aguadilla CBP Thermal VideoDOD·Rafael Hernández Airport, Aguadilla
- GoFast Video, USS RooseveltDOD·Atlantic Ocean, off Jacksonville
- Gimbal Video, USS RooseveltDOD·Atlantic Ocean, off Jacksonville
- Syria November 2016 Mission ReportCENTCOM·Syria
- USS Omaha Pyramid FootageDOD·Pacific Ocean, off San Diego
2020s
15 cases- Iran November 2020 Mission ReportCENTCOM·Iran
- Iraq May 2022, Baghdad PhantomCENTCOM·Iraq
- Iraq Small UAP EncounterCENTCOM·Iraq
- Greece IR EncounterCENTCOM·Aegean Sea, Greece
- Indo-Pacific 2023, Companion FootageINDOPACOM·Indo-Pacific theater
- UAE Coastal EncounterCENTCOM·Off the coast of the UAE
- UAE October 2023, Companion StillsCENTCOM·Off the coast of the UAE
- Greece SWIR Diamond, January 2024CENTCOM·Mediterranean Sea, near Greece
- Japan Football-Shaped ObjectINDOPACOM·Near Japan
- UAE June 2024, Inverted TeardropCENTCOM·Off the coast of the UAE
- Indo-Pacific 2024, Companion FootageINDOPACOM·Indo-Pacific theater
- Syria October 2024 Mission ReportCENTCOM·Syria
- Djibouti 2025 Mission ReportCENTCOM·Djibouti
- Western US FBI ImageryFBI·Western United States
- Department of the Army Encounter, 2026DOD·Undisclosed US territory
Legend:UnresolvedExplainedContested