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Space Men | Image Gallery

The Evolution of High-Altitude Exploration

In the late 1940s, the notion of space travel remained squarely in the realm of science fiction. But at what would soon become Edwards Air Force base in southern California, young Air Force doctor John Paul Stapp paid close attention to the rapidly developing technologies in aviation and rocket science, and saw no limit to how far mankind could go—or the potential dangers pilots might face. Browse a gallery of the U.S. Air Force's high-altitude balloon experiments and the researchers, scientists, and test pilots who made them possible. 

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