Compilation of Reports on Unidentified Aerial Phenomena in Brazil (1983)

This document is a comprehensive compilation of reports, correspondence, and internal military communications regarding Unidentified Aerial Phenomena (UAP/OVNI) in Brazil, primarily centered on events in early 1983. The core incident involves a metallic, cylindrical object that crashed onto a residence in Macaé, Rio de Janeiro, on January 7, 1983. The homeowner, Mauro Freitas, reported a loud humming sound followed by a crash, after which the object emitted a green light and remained incandescent for approximately five minutes. The object, measuring roughly 50cm by 15cm, was recovered by local police and subsequently transferred to the Instituto de Criminalística for analysis. The witness reported physical symptoms, including headaches and rheumatic pain, which he attributed to potential radiation from the object.

Beyond the Macaé incident, the document details a series of sightings reported by commercial pilots (VARIG and CRUZEIRO) and ground radar stations throughout March 1983. These reports frequently describe luminous objects, fireballs, and rapid movements. Military authorities, specifically the CINDACTA I and the Ministry of Aeronautics, coordinated the investigation of these events. Official correspondence reveals a systematic effort to catalog these sightings in accordance with established protocols (specifically Circular Confidencial nº 191/1SC/C-554). While some sightings were attributed to space debris—such as the re-entry of the Russian 'MOLNIYA 3' rocket body—many remained officially categorized as unidentified. The documents highlight the tension between the military's need to investigate these phenomena and the directive to maintain strict discretion to avoid public speculation or media exploitation. The file includes transcripts of communications between air traffic control and pilots, as well as star charts used to rule out astronomical bodies.