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Sunday, August 1, 2021

Unidentified flying object

Unusual phenomenon in the sky that is not readily identifiable

Unidentified flying object
Unidentified flying object

An unidentified flying object (UFO) is any perceived aerial phenomenon that cannot immediately be identified or explained. Most UFOs are identified or investigated as conventional objects or phenomena. The phrase was coined as an acronym by Project Blue Book project head Edward J. Ruppelt, but today UFO is widely used as a stand-in for extraterrestrial spacecraft-aircraft claimed to be observed by various people. Many UFOs are described as being flying saucers, as is shown in the image to the right.

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