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Ancient Aliens: NASA’s Untold Extraterrestrial Encounter (Season 4) | History
On September 12th, 1991, NASA captured strange extraterrestrial activity but has since kept it hidden, in this clip from Season 4, "The Nasa Connection." Watch all new episodes of Ancient Aliens, returning soon, and stay up to date on all of your favorite The HISTORY Channel shows at http://history.com/schedule. #HISTORY #AncientAliens Find out ...
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