UFOs from the perspective of a earth-renowned astrophysicist.
Dr. Neil deGrasse Tyson, the Frederick P. Rose Director of the Hayden Planetarium at the Rose Centre for Earth and Space and a exploration associate in the department of astrophysics at the American Museum of Organic Heritage, points out his views on stories of unknown traveling objects, extraterrestial lifestyle on Earth, and the Roswell aliens.
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