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We all know Neil Armstrong, John Glenn, Sally Ride, and other icons of America's space program. But behind the scenes, engineers have been the secret heroes, building the spacecraft and instruments that have helped man leave Earth and explore the stars. America's Secret Space Heroes reveals the inside stories of how these brilliant minds created such superior machines as the Saturn V moon rocket, the Space Shuttle, and the Hubble Space Telescope, often against incredible odds.

Watch the full America's Secret Space Heroes movie online at no cost in high-definition (HD) quality. No downloads needed—simply click to play and experience the excitement with English subtitles included for your convenience.