Homonym: UFO (Unidentified)
A UFO, or Unidentified Flying Object, refers to any aerial phenomenon that cannot be immediately identified. This term is often associated with sightings of strange objects in the sky, which may be attributed to various explanations, including natural atmospheric events, man-made aircraft, or extraterrestrial spacecraft.
The study of UFOs has gained attention over the years, leading to investigations by organizations such as the U.S. government and various scientific communities. While many UFO sightings have been debunked or explained, some remain unexplained, fueling public interest and speculation about the possibility of alien life.