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On August 12, 1883, the astronomer José Bonilla reported that he saw "more than 300 dark, unidentified objects crossing before the Sun" while observing sunspot activity at
Zacatecas Observatory in Mexico. He took a number of wet-plate photographs at 1/100 of a second exposure. Although it was later
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was critical of witness accounts that "varied wildly", saying, "it was like a fisherman's tale, growing with each retelling", while other experts suggested the lights were most likely burn-off flares on offshore oil platforms in the Gulf of
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on August 25, 1974, followed by a military investigation and cover-up. However historians say that such "UFO reports" were likely prompted by the 1974 crash and military recovery of a Cessna aircraft involved in drug
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found that the objects were actually high-flying geese, Bonilla is usually given the distinction of having taken the earliest photo of an "unidentified flying object", with some
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According to UFOlogists, local residents reported a mid-air collision between a UFO and a small airplane near the town of
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pilots using infrared equipment to search for drug-smuggling aircraft recorded 11 unidentified objects over southern
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literature interpreting the photographs as either alien spacecraft or an unsolved mystery.
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interpreted the videotape as "proof of alien visitation", but science writer and skeptic
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Unidentified
Anomalous Phenomena Disclosure Act (UADPA), USA law (2023)
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201:"The Mexican Air Force UFO Affair: Aliens, Ball Lightning, or Flares?"
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Advanced
Aerospace Threat Identification Program (2007–2012)
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Investigation of UFO reports by the United States government
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1370:United States Congress hearings on UFOs (2022)
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27:List of UFO sightings in the nation of Mexico
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230:MUFON - Last 20 UFO Sightings and Pictures
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344:1665 celestial phenomenon over Stralsund
334:1561 celestial phenomenon over Nuremberg
175:Coyame a History of the American Settler
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30:This is a list of alleged sightings of
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480:Barney and Betty Hill abduction (1961)
178:. Xlibris Corporation. pp. 233–.
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339:1566 celestial phenomenon over Basel
172:Francisco Natera (1 November 2012).
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1037:Flying Saucer Working Party (1950)
694:High-altitude object events (2023)
323:Ezekiel's Wheel (circa 622–570 BC)
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1097:NASA's UAP independent study team
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144:. University Press of Kentucky.
1354:Committee for Skeptical Inquiry
535:John Lennon UFO incident (1974)
349:José Bonilla observation (1883)
1424:UFO sightings in North America
1087:Identification studies of UFOs
565:Valentich disappearance (1978)
550:Petrozavodsk phenomenon (1977)
430:McMinnville photographs (1950)
302:List of reported UFO sightings
114:List of reported UFO sightings
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1:
1047:Project Blue Book (1952–1970)
727:Aztec, New Mexico hoax (1949)
722:Twin Falls, Idaho hoax (1947)
575:Robert Taylor incident (1979)
540:Travis Walton incident (1975)
485:Lonnie Zamora incident (1964)
380:Ă„ngelholm UFO memorial (1946)
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590:Cash–Landrum incident (1980)
490:Solway Firth Spaceman (1964)
465:Lakenheath-Bentwaters (1956)
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1429:Historical events in Mexico
1349:List of scientific skeptics
1077:Project Condign (1997–2000)
1020:The Flying Saucers Are Real
580:Val Johnson incident (1979)
530:Pascagoula Abduction (1973)
119:UFO Over Pyramids in Mexico
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32:unidentified flying objects
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460:Kelly–Hopkinsville (1955)
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18:2004 Mexican UFO Incident
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717:Maury Island hoax (1947)
615:Voronezh incident (1989)
600:Trans-en-Provence (1981)
595:Rendlesham Forest (1980)
525:Finnish Air Force (1969)
455:Flatwoods monster (1952)
307:Sightings in outer space
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965:extraterrestrial beings
732:Southern England (1967)
660:Campeche, Mexico (2004)
620:Belgian UFO wave (1990)
450:Washington, D.C. (1952)
445:Nash-Fortenberry (1952)
328:Airship of Clonmacnoise
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605:Japan Air Lines (1986)
570:Kaikoura Lights (1978)
420:Gorman Dogfight (1948)
354:Airship wave (1896–97)
207:. The Skeptics Society
1072:Institute 22 (1978–?)
1057:Ruppelt report (1956)
1032:Project Grudge (1949)
742:Gulf Breeze (1987–88)
689:Jetpack man (2020–21)
665:O'Hare Airport (2006)
635:Phoenix Lights (1997)
555:Operação Prato (1977)
440:Lubbock Lights (1951)
415:Chiles-Whitted (1948)
385:Kenneth Arnold (1947)
138:Nickell, Joe (2005).
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765:Sightings by country
684:UFO incidents (2014)
83:On Friday, March 5,
1158:Conspiracy theories
1148:Trotskyist-Posadism
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998:Reptilian humanoids
655:UFO incident (2004)
625:Ariel School (1994)
520:Jimmy Carter (1969)
515:Shag Harbour (1967)
48:Bonilla observation
1113:Ancient astronauts
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682:Theodore Roosevelt
610:Ilkley Moor (1987)
510:Falcon Lake (1967)
375:Los Angeles (1942)
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185:978-1-4797-3452-8
85:Mexican Air Force
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73:trafficking.
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1202:Involvement
1022:(1947–1950)
978:Grey aliens
933:Foo fighter
867:New Zealand
211:21 November
34:or UFOs in
1408:Categories
1342:Skepticism
1301:Ufologists
1183:Dulce Base
1106:Hypotheses
983:Insectoids
390:1947 craze
125:References
56:UFOlogical
1326:Religions
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1243:Insurance
1233:Narrative
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157:April 8,
108:See also
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1321:Fiction
1314:Culture
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1166:Area 51
1007:Studies
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266:UFOs
213:2015
180:ISBN
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