S1, E6: Hangar 1 files reveal that President Ronald Reagan's personal encounters with UFOs may have been the driving force behind the Strategic Defense Initiative, a controversial program that may have led to a top secret space weapons platform to protect us from attacks from space. Waves of UFO sightings across the world may, in fact, be evidence of a secret fleet of military UFOs that we've created. Has NASA and the U.S. government been secretly building this program to protect us against alien and asteroid attacks? A look into MUFON's files suggests that these space weapons may already be in place.