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Although NASA’s Project Mercury and SpaceShipOne served very different objectives, a closer look reveals that both missions were powered by equal parts of competition, innovation, and a strong dose of ...

CAPE CANAVERAL, Fla. (AP) – The only spacecraft ever to orbit Mercury ended its four-year tour with a crash landing Thursday. NASA’s Messenger plunged from orbit as planned and slammed into the sun’s ...

On March 24, 1961, NASA's Mercury Redstone rocket launched on its last uncrewed flight before it started sending astronauts into space. The mission was known as the Mercury Redstone Booster ...

Part 2 explores the dramatically different approaches to the launch systems, and the surprising similarities in the factors that contributed to their success. Although they served very different ...