Famous UFO Cases: Historic Sightings and What Explains Them
Roswell, Rendlesham, the Phoenix Lights and more: what witnesses reported, what investigators concluded, and sources to read further.
Battle of Los Angeles: anti-aircraft barrage at an unidentified target, February 1942 (1942)
Los Angeles, California. Anti-aircraft batteries fired about 1,440 rounds over Los Angeles in the early hours of 25 February 1942 at objects that were never identified. The Navy called it a false alarm; the official Air Force history later blamed a weather balloon plus searchlight-lit shell bursts mistaken for aircraft.
Foo fighters: lights pacing US night fighters over the Rhine, December 1944 (1944)
Rastatt area, Germany. Night-fighter crews of the US 415th Squadron reported red, green and amber lights pacing their aircraft over the Rhine, closing to 1,000 feet. SHAEF passed the reports to the British Air Ministry, which suggested flak rockets but conceded the affair 'is still something of a mystery'.
The Ghost Rockets: rocket-shaped objects over Sweden at the peak of the 1946 wave (1946)
Sweden (nationwide). Sweden logged about a thousand reports of rocket-shaped objects between May and the end of 1946, peaking on 11 August. The Defence Staff attributed roughly 80 per cent to meteors and other luminous phenomena, recovered no debris, and left a handful of cases unexplained.
The Roswell Incident (1947)
Lincoln County, New Mexico. A rancher found debris; the Army announced it had a “flying disc”, then said it was a weather balloon. A 1994 US Air Force report linked it to the secret Project Mogul.
Maury Island incident: the flying-disc story the FBI recorded as a fabricated hoax (1947)
Maury Island, Washington. Harold Dahl claimed six doughnut-shaped objects dropped debris on his boat near Maury Island on 21 June 1947. The FBI concluded the story was built up to sell material to a magazine; Dahl and Fred Crisman admitted in a signed statement that the fragments came from a gravel pit.
Mantell incident: Kentucky Air National Guard pilot dies chasing an object later called a balloon (1948)
Franklin, Kentucky. Captain Thomas Mantell died on 7 January 1948 when his Mustang broke up after climbing past 25,000 feet towards an object reported over Godman Field, Kentucky. Project Blue Book later identified it as a classified Navy Skyhook balloon, though the balloon itself was never traced.
McMinnville photographs: the Trent farm discs of May 1950 (1950)
Sheridan / McMinnville, Oregon. Two photographs taken by farmer Paul Trent of a silvery disc over his fields near McMinnville, Oregon, on 11 May 1950, later examined by the Condon Committee and still disputed.
Lubbock Lights: formations over Lubbock, Texas, August–September 1951 (1951)
Lubbock, Texas. V-shaped formations of lights photographed over Lubbock, Texas, in August–September 1951; Project Blue Book's supervisor recorded most of the sightings as official unknowns.
Lakenheath–Bentwaters: Suffolk radar-visual incident of 13–14 August 1956 (1956)
Suffolk, England. Radar and visual contacts over RAF Bentwaters and RAF Lakenheath on 13–14 August 1956; the Condon Report called it the most puzzling case in the radar-visual files.
Milton Torres intercept: USAF pilot ordered to fire on a radar target over East Anglia, 20 May 1957 (1957)
East Anglia, England. A USAF lieutenant said he was ordered on 20 May 1957 to fire a rocket salvo at a radar target over East Anglia that then accelerated away; no MoD or USAF record of the intercept exists.
Socorro landing: Lonnie Zamora's report of a craft in an arroyo, 24 April 1964 (1964)
Socorro, New Mexico. Police sergeant Lonnie Zamora reported a whitish, egg-shaped object with two small figures beside it south of Socorro, New Mexico, on 24 April 1964; Blue Book listed it as unidentified.
The Exeter encounter: a silent object with pulsating red lights reported by a teenager and two police officers (1965)
Exeter, New Hampshire, USA. Norman Muscarello and officers Eugene Bertrand and David Hunt reported a silent object with pulsating red lights near Exeter, New Hampshire. Project Blue Book cited aircraft, a temperature inversion and a military exercise; a final Air Force letter said the object could not be identified.
Westall UFO Incident (1966)
Melbourne, Victoria, Australia. Students and staff at Westall High School, Melbourne, said they watched a silver saucer-shaped object descend near the school in broad daylight.
The Michigan 'swamp gas' sightings: mass reports from Dexter and Hillsdale attributed to marsh gas by the Air Force (1966)
Dexter, Michigan, USA. A farmhouse family, sheriff's deputies and about 60 people reported a hovering object over marshland near Dexter, Michigan, on the night of 20 March 1966, with a second mass sighting at Hillsdale next day. Air Force investigator J. Allen Hynek attributed both to marsh gas — a verdict widely derided.
The Shag Harbour Incident (1967)
Shelburne County, Nova Scotia. At least eleven people saw a lit object fall into the sea off Nova Scotia, and RCMP officers watched it sink. Navy divers searched for three days and found nothing.
The Minot AFB sighting: B-52 radar-visual encounter over a Minuteman missile field, 24 October 1968 (1968)
Minot Air Force Base, North Dakota, USA. Missile-field personnel and a B-52 crew at Minot AFB reported, from about 3 a.m. on 24 October 1968, an object tracked on radar that paced the bomber for some 20 miles, plus a light apparently near the ground. Blue Book suggested ball lightning and stars.
Broad Haven Triangle (1977)
Pembrokeshire, Wales. Fourteen pupils at a Welsh primary school said a yellow cigar-shaped craft landed in a field beside the school. An MoD investigator found no evidence of a landing.
The Kaikōura lights: radar-visual sightings, airliner reports and filmed lights over New Zealand, 1978–79 (1978)
Kaikōura, New Zealand. Cargo aircraft crews, air traffic control radar and a television crew filming aboard a Safe Air Argosy reported lights tracking their plane near Kaikōura on 30–31 December 1978. New Zealand's Defence Ministry attributed them to squid-boat lights, meteors and Venus; analysts still disagree.
The Valentich disappearance: pilot vanishes over Bass Strait after reporting a hovering object (1978)
Bass Strait, Australia. Pilot Frederick Valentich radioed Melbourne flight service on 21 October 1978 to report an object with a green light orbiting above his Cessna 182 over Bass Strait, then said 'It's not an aircraft' before contact ended. The official investigation could not determine the cause.
The Rendlesham Forest Incident (1980)
Suffolk, UK. US airmen near RAF Woodbridge reported lights and a craft in the forest over several nights; the deputy base commander’s memo describes ground marks and raised radiation readings.
The Cash–Landrum incident: three witnesses report a flaring diamond-shaped object and military helicopters in Texas (1980)
Huffman, Texas, USA. Betty Cash, Vickie Landrum and Colby Landrum reported a flaring diamond-shaped object near Huffman, Texas, on 29 December 1980, followed by about 23 helicopters. The Army Inspector General found no military involvement; their $20 million claim was dismissed in 1986 and no identification was made.
Trans-en-Provence: GEPAN's physical-trace investigation, 1981 (1981)
Trans-en-Provence, Var, France. A single witness reported a disc-shaped object landing in garden ground at dusk and leaving a circular trace. France's official UFO unit analysed soil and plant samples and concluded that an unusual phenomenon had occurred whose origin it could not determine.
Japan Airlines Flight 1628: the FAA's 1986 Alaska inquiry (1986)
Eastern Alaska, United States. A JAL cargo 747 crew reported being paced by large luminous objects over eastern Alaska for some 50 minutes. The FAA closed its inquiry in March 1987, finding no evidence of a second aircraft and attributing the radar returns to instrument artefacts.
The Calvine Incident (1990)
Perthshire, Scottish Highlands. Two people photographed a large diamond-shaped object near a military jet. The MoD kept a print for decades; researcher David Clarke published it in 2022.
Belgian UFO wave: F-16 intercept and radar contacts, 30-31 March 1990 (1990)
Central Belgium (Brussels-Namur axis). Reports of silent triangles massed across Belgium from late 1989. On the night of 30-31 March 1990 gendarmes and ground radar tracked objects, two F-16s were scrambled and achieved brief lock-ons, but the pilots never saw anything.
RAF Cosford incident: the MoD's 1993 sighting files (1993)
West Midlands and Shropshire, England. Over six hours on 30-31 March 1993 the MoD logged more than 30 reports of bright lights, including from RAF police and a Met Office observer. Radar replay found nothing; most reports were later attributed to a Russian rocket body re-entering.
Ariel School Phenomenon (1994)
Ruwa, Zimbabwe. Pupils at a Zimbabwean primary school described a craft landing beyond the playground at break time; many drew strikingly similar pictures.
The Phoenix Lights (1997)
Phoenix & Prescott, Arizona. Lights were reported across Arizona: a V-shaped formation, then a row of hovering lights over Phoenix. Both have been attributed to A-10 aircraft on a training programme and the flares they dropped.
Chicago O'Hare Gate C17 (2006)
O'Hare Airport, Chicago, Illinois. United Airlines staff reported a dark, disc-like object hovering over gate C17 before shooting up through the clouds. The FAA attributed it to a weather phenomenon.
Stephenville Radar Event (2008)
Erath County, Texas. Dozens of residents reported patterns of lights in the night sky. The Air Force Reserve said F-16s had been training nearby and dropping flares.