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Brazilian cases, Air Force files and the Varginha incident. 10 events, newest first.

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2010s

Government

Brazil's Air Force orders UFO reports sent to the National Archives

Brazil's Air Force commander signed Portaria 551/GC3, limiting the Air Command's UFO role to registering reports and forwarding them to the National Archives. Air defense command catalogs reports and the Air Force documentation center sends originals to the archive.

1990s

Government

Brazilian Army inquiry into the Varginha 'creature' case is closed

A 1997 Army inquiry (IPM) found no sign that soldiers or vehicles captured a creature in Varginha and concluded the witnesses most likely saw a local man crouching in the rain. A military judge ordered it archived; the records were made public in 2026.

Photo: Olimor, Public domain

Sightings

Varginha creature reports, Brazil

Three young women in Varginha, Minas Gerais, said they saw a strange crouching creature, and rumors of an army capture followed. A 1997 Brazilian Army military police inquiry found no military operation and concluded they had likely seen a local man; the files were made public in 2026.

Photo: Felipe Trombini, CC BY 3.0

1980s

Military

Brazil's 'Official UFO Night'

Air Force radar and civilian and military witnesses reported about 21 unidentified objects over four Brazilian states, and five fighter jets were sent to intercept them. The air minister said days later there was no technical explanation; an Air Force report on the night was released in 2009.

1970s

Military

Brazilian Air Force Operacao Prato

After residents of Colares and nearby Para coastal towns reported lights in the sky, a Brazilian Air Force team from Belem logged sightings and took photographs into 1978. The Air Force says the files went to the National Archives; no explanation covers every report.

1960s

Military

Brazilian Air Force creates SIOANI investigation system

The Brazilian Air Force's IV Air Zone in Sao Paulo set up SIOANI, a system to collect and study reports of unidentified aerial objects, issuing bulletins from March 1969. It wound down by 1972; its records are now in Brazil's National Archive.

Photo: Tonyjeff, based on militar symbol., Public domain

1950s

Military

Trindade Island photographs

Civilian photographer Almiro Barauna photographed an object over Trindade Island from the Brazilian Navy ship Almirante Saldanha, and Rio papers ran the photos in February 1958. A U.S. Naval Attache report and later Air Force correspondence judged the photos a hoax.

Photo: Project Blue Book, Public domain

Close encounters

Antonio Villas Boas abduction claim

Brazilian farmer Antonio Villas Boas said small beings took him aboard a landed craft in 1957, examined him and coerced him into sex. Physician Olavo Fontes examined him in Rio; Flying Saucer Review spread the story worldwide in 1965. Skeptics note it followed magazine stories of alien attacks.

Sightings

Ubatuba magnesium fragments

A Rio de Janeiro society columnist printed a letter with an illegible signature claiming a disc exploded over the sea near Ubatuba, with fragments said to be ultra-pure magnesium. Tested for the Condon Report, a sample was less pure than commercial magnesium and matched a 1940 Dow strontium batch.

Photo: Carla404, CC BY-SA 3.0