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The Cachi close encounter case is one of Argentina’s strangest modern contact-style UFO stories. Usually tied to Werner Jaisli’s claimed November 2008 encounter near Cachi in Salta, the case became famous because he said two luminous craft contacted him telepathically and instructed him to build a stone landing marker for extraterrestrials, later known as the ovnipuerto of Cachi.
Incidents / Close Encounters/close encounter case/2026-03-18
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The Guarapiranga close encounter case is one of the most controversial and disturbing files in Brazilian UFO lore. Usually described as a 1988 body-recovery case near the Guarapiranga Reservoir in São Paulo, it later became famous through claims of precision mutilation and alien involvement, even as subsequent investigators argued the case had been misreported, mislocated, and sensationalized.
Incidents / Close Encounters/close encounter case/2026-03-17
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The Salta close encounter case is one of the most controversial UFO crash legends in Argentine ufology, combining an alleged 1995 aerial explosion, witness reports of smoke and impact, pilot Antonio Galvagno’s search flights, burn-mark claims, and a long-running dispute over whether the event involved a meteor, military debris, or something stranger.
Incidents / Close Encounters/close encounter case/2026-03-17
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The Ubatuba close encounter case is one of the most famous physical-evidence UFO stories in Brazilian ufology. Usually dated to September 1957 near Ubatuba on the coast of São Paulo, the case centers on an anonymous letter claiming that a flying disc exploded over the sea and scattered fragments onto a beach. Those fragments later became the subject of laboratory analysis, international ufological attention, and long-running controversy over whether the material was extraordinary or simply unproven in origin.
Incidents / Close Encounters/close encounter case/2026-03-17
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The Colares close encounters are one of the most famous and frightening regional UFO waves in South American history, combining multiple witnesses, alleged physical effects, Operation Prato, and a long-running dispute over what really happened on the island of Colares and nearby communities.
Incidents / Close Encounters/close encounter case cluster/2026-03-16
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The Petare close encounter case is one of the strangest humanoid-UFO stories in Latin American ufology, combining a 1954 roadside encounter in Venezuela, a glowing sphere hovering over a road, small hairy beings, an alleged hand-to-hand struggle, and a long afterlife in close encounter literature.
Incidents / Close Encounters/close encounter case/2026-03-16
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The Varginha close encounter is one of the most famous and controversial UFO cases in Brazilian history, combining multiple witness claims, alleged humanoid sightings, military-cover-up rumors, and a long-running dispute between ufologists and official investigators.
Incidents / Close Encounters/close encounter case/2026-03-16
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The Vilas-Boas close encounter case is one of the earliest and most influential alien-abduction stories in modern UFO history, combining a rural Brazil setting, a landed craft, small humanoid beings, missing-time claims, onboard examination details, and a long-running dispute over whether the story was a genuine encounter, a hoax, or a product of early UFO culture.
Incidents / Close Encounters/close encounter case/2026-03-16