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Río Cuarto Close Encounter Wave

The Río Cuarto close encounter wave refers to the cluster of UFO reports that drew national attention to Río Cuarto, Córdoba, in January 2008. The wave became famous because a luminous object was reportedly seen by an airport operator and hundreds of residents, triggered Air Force inquiries and talk of outside technical assistance, and then fed into a broader local belief that southern Córdoba is one of Argentina’s recurring UFO zones.

Incidents / Close Encounters/close encounter wave/2026-03-18
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San Carlos de Bariloche Close Encounter Case

The San Carlos de Bariloche close encounter case is one of Argentina’s best-known aviation UFO incidents. Usually tied to 31 July 1995, the case centers on pilot Jorge Polanco’s report that a luminous disc-like object approached and accompanied his descending aircraft near Bariloche, while a Gendarmería crew, airport tower personnel, and other ground witnesses also reported unusual lights during a major power outage.

Incidents / Close Encounters/close encounter case/2026-03-17
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Trindade Close Encounter Case

The Trindade close encounter case is one of the most famous photographic UFO incidents in Latin American history. Usually dated to 16 January 1958 near Ilha da Trindade, Brazil, the case became legendary because a disc-shaped object was reportedly seen by numerous witnesses aboard a Brazilian Navy vessel and photographed by Almiro Baraúna, producing one of the most debated image sequences in classic ufology.

Incidents / Close Encounters/close encounter case/2026-03-17