unidentified flying object

(redirected from Extraterrestrial spacecraft)
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  • noun

Synonyms for unidentified flying object

an (apparently) flying object whose nature is unknown

References in periodicals archive ?
But it's an even bigger thrill to think that we were the first humans to observe an extraterrestrial spacecraft.
This is the biggest story of the millennium: a visit to the Earth by extraterrestrial spacecraft and the cover-up of the best evidence, the bodies and the wreckage, for 50 years,'' said Stanton Friedman, who has written about the Roswell incident and is to be a featured speaker at the upcoming gala.
The evidence is overwhelming that planet Earth is being visited by extraterrestrial spacecraft,'' said Friedman, who lives in New Brunswick, Canada, and whose 1992 book, ``Crash at Corona,'' is in its sixth printing.
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