Official records, historical reports, pilot cases, video cases, resolved cases, disputed cases and unresolved reports. The Alpha currently publishes 29 reviewed records; one additional seed is held for editorial review.
Reported does not mean confirmed. UFO BOT separates source-established facts, reported claims and remaining unknowns.
Official case involving a reported 'bouncy ball'-like object observed for several minutes; unresolved in public detail.
A round, relatively cold object was tracked in infrared for about eight minutes; unresolved in public material.
Officially released U.S. Navy video with a public metadata date discrepancy that should remain visible until reconciled.
Officially released U.S. Navy video showing an unidentified object recorded by military sensors.
Multiple aviation workers reported an unusual object near O'Hare airport; the case remains unresolved in public reporting.
Officially released Navy video associated with the 2004 Nimitz encounters.
Large-scale multiple-witness event in Arizona involving reports of lights and large formations; some aspects have conventional explanations while others remain disputed.
Parent cluster for the July 1952 wave of reported sightings and radar-related events around Washington, D.C.
A famous disputed historical case with official conventional explanations and enduring extraterrestrial claims.
A pilot reported observing multiple fast-moving objects near Mount Rainier, an event that became influential in modern UFO history.
Officially released case with limited public detail; unresolved in the available public material.
Official case assessed as a physical object displaying unremarkable behavior, but not specifically identified.
Official case unresolved because the available data were insufficient, including uncertainty about whether a physical source was present.
Official case closed as not anomalous; imagery was aircraft-like but exact identity was not established.
Official case with two observations reported about five minutes apart.
Official case from the Strait of Hormuz with limited public detail.
Official report involving a formation of unknown objects.
Official case involving three reported contacts with no radar, IFF or ESM track in the public summary.
Official case with insufficient public detail for a stronger conclusion.
Official case involving multiple UAP observations; the public record is limited.
A commercial flight crew reported unusual aerial objects over Alaska; the event was documented in aviation records and remains debated.
Military personnel reported unusual lights and events near RAF Woodbridge/Bentwaters; the case remains debated.
A well-known military aviation case involving reported visual observations and aircraft system effects.
Police officer Lonnie Zamora reported a close-range encounter that received official investigation and remains historically unresolved.
One event within the broader Washington 1952 wave of reported sightings and radar contacts.
Historical UFO report later resolved as a hoax.
Multiple witnesses reported formations of lights over Lubbock in 1951; explanations remain debated.