A brilliant astrophysicist, family man, and skeptic, Dr. J. Allen Hynek is recruited as the Chief Scientific Advisor to Project Blue Book, the Air Force’s top-secret program investigating UFOs. Hynek fathers the new science of UFOlogy, and forms his world-renowned ‘Close Encounters’ classification system, but as the cases and evidence mount, a dangerous cover-up reveals itself, and Hynek’s unshakeable commitment to science and fact will be put to the ultimate test.