Aliens and UFO's: Aliens and UFO's

UFO Tracker

How many words are there for aliens and UFOs?



What are UFOs?

UFO is an abbreviation for Unidentified Flying Object. A UFO is a flying object that can't be identified by the person who sees it. Although a UFO can be anything, people often use this word when talking about alien spacecraft.

Is This a Picture of a UFO?

An image of a UFO sighting in Croatia in 2017.

Cropped and enlarged version of the witness image. Credit: MUFON

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