The 67-year-old, who was 17 at the time of the sighting, had kept the details of his encounter a secret for 50 years.
A witness who captured footage of the object generated some heated debate after posting it up on Reddit.
The clip shows a strange object that remained stationary over the Brazilian city of Curitiba.
Crowds descended on the small town of Kecksburg, Pennsylvania over the weekend to celebrate UFO culture.
One part of Scotland has become synonymous with strange phenomena, UFO sightings and other weirdness.
The Mutual UFO Network showed off mysterious material that is thought to be from an alien spacecraft.
The sample, that many had believed was extraterrestrial in origin, had been sent to a lab for analysis.
Astronaut Jim McDivitt had reported seeing an object shaped like a beer can outside the Gemini 4 capsule.
The iconic Colorado venue was the scene of a UFO sighting involving multiple witnesses back in June.
Around the world, UFO enthusiasts are celebrating anything and everything to do with the phenomenon.
A particularly unusual road user was recently pulled over by a Sheriff's deputy in Crawford County, Missouri.
The Mutual UFO Network will reveal its findings pertaining to a study of alleged samples of material from a UFO.
The former head of the Pentagon's UFO investigation unit has claimed that whistleblowers like him aren't safe.
The new show, which investigates UFOs and paranormal encounters, features Mitch Horowitz and Chrissy Newton.
The Vatican is thought to be in possession of a wealth of rare documents concerning unexplained phenomena.
The Radio 1 presenter has returned with a second series of popular show 'Paranormal with Sian Eleri'.
The contractor and two other witnesses encountered a strange barbell-shaped object over the Canadian wilderness.
A strange object spotted over Iran has been captured on camera from multiple different angles.
An 'out there' new study has put forward the notion that UFOs are piloted by secretive, highly advanced Earth-based beings.
Both pilots had contacted air traffic control to report that they had spotted something unusual in the sky.