SIAN | BR DFANBSB ARX - Objeto Voador Não Identificado

Arquivo Nacional UFO Holdings

Arquivo Nacional do Brasil | Released 2010 onwards

The complete public UFO holdings of the Brazilian National Archives, released following the 2010 Brazilian Air Force declassification programme. Military investigation files, photographic dossiers, the Operação Prato records from the 1977 to 1978 Pará investigations, the Varginha incident files of 1996, the 1986 Noite Oficial dos OVNIs (Official UFO Night) tracking records, and the 1952 Barra da Tijuca photographic case.

936PDFs

873Cases

2.2 GBArchive Size

1952 to 2005Date Range

Featured Investigations

Operação Prato

1977 to 1978 | Pará | 10 dossier parts

Brazilian Air Force investigation of mass UFO sightings and direct human encounters in northern Pará state. The most documented military UFO case in Latin America.

Varginha Incident

1996 | Minas Gerais | 6 files

Witness reports of small humanoid creatures recovered near Varginha. Military correspondence, press cuttings, and Planeta magazine's full dossier.

Noite Oficial dos OVNIs

19 May 1986 | 21 radar tracks | 4 files

The 'Official UFO Night': 21 unidentified objects tracked across southeastern Brazil with F-5E and Mirage III intercepts. First publicly acknowledged Brazilian military UFO incident.

Barra da Tijuca

7 May 1952 | O Cruzeiro photographs

The Keffel and Martins photographic case. Original O Cruzeiro magazine photographs and the Brazilian Air Force trajectory reconstruction.

Key Figures

Brig. Sócrates Monteiro

Brazilian Air Force | 1986

Held the press briefing that publicly confirmed the 19 May 1986 Noite Oficial dos OVNIs intercepts, the first time the FAB officially acknowledged a UFO incident.

Capt. Uyrangê Hollanda

Brazilian Air Force | Operação Prato Field Investigator

Led the 1977 to 1978 field investigation in Pará. His 1997 interview with UFO magazine remains the only first-hand military account of the operation.

Vitório Pacaccini

Researcher | Varginha

Lead civilian investigator of the 1996 Varginha incident. The SIAN file includes correspondence and the dossier he prepared with Ubirajara Rodrigues.

Ed Keffel

Photographer | O Cruzeiro magazine | 1952

Captured the Barra da Tijuca photographs of 7 May 1952 with reporter João Martins. The originals are held in the SIAN archive.