|First modern reports||Related memorials|
|Modern UFO era||Questions and Answers|
Unidentified flying object
A UFO or Unidentified flying object is real or apparent flying object. Sightings of unusual aerial phenomena data back to ancient times, but reports of ufo. Many thousands of such claimed observations have since been reported worldwide. In popular culture thought the world, UFO is commonly used to refer to any hypothetical alien spacecraft but the term flying saucer is also regularly used.
This is an alleged 11952 UFO over Passaic, New Jersey. It is derived from an FBI document with no information establishing its authenticity or falsity.