X-15 Diary: The Story of America's First Space Ship

The riveting true story of the world's fastest plane and the first manned flights into outer space.

First tested in 1959, the X-15 rocket plane was at the forefront of the space race. Developed by the US Air Force and the National Aeronautics and Space Administration (NASA) in collaboration with North American Aviation, the X-15 was sleek, black, and powerful—a missile with stubby wings and a cockpit on the nose. By 1961 it could reach speeds over three thousand miles per hour and fly at an...