Sound track from this film about the "American Rocket Society space flight report to the nation October 9-13." The film follows a young boy through the exhibit. Most of the film is about Project Mercury. Views of Earth from a Mercury spacecraft. Mercury training in zero-g. Centrifuge training (how the centrifuge mimics the mission profile of Project Mercury). John Glenn is interviewed about centrifuge work. Wally Schirra on 7 hour simulator missions and the silver suit. Gordon Cooper in the ALFA trainer and scenes of the MASTIF. Practice escapes from the capsule and survival training. Construction of Redstone and Atlas. Atlas launch. Astronaut specifications (5 feet 10 inches tall, no more than 168 pounds). Capsule design. Abort tests with parachute deployment. Testing the escape rocket motor, posigrade rocket, retrorocket, and landing bag tests. Scenes of Little Joe, Big Joe, Ham, Alan Shepard and Virgil I. "Gus" Grissom's flights, capsule assembly. The film ends with the preparations for a Mercury Atlas flight and uses John Glenn's flight. Coverage of Glenn's flight includes the highlights. Description of the Mercury tracking network, Goddard Space Flight Center computers. View inside the capsule, Glenn's comments about the 'fireflies'. Reentry problems and solutions accompanied by John Glenn's commentary after the fact. The film then goes back the young boy and a view of the Apollo capsule.