John Glenn was the only one of the Mercury Seven astronauts to fly on the space shuttleon STS-95 in October-November 1998. The flight came 36 years after his only other space mission, Mercury ...

The film "Astronauts: United States Project Mercury," released in 1960, documents the rigorous training of America's first seven astronauts as part of NASA's Project Mercury. It highlights the ...

As soon as the U.S. decided to go ahead with Project Mercury, the first missile-borne man-in-space capsule (TIME, Jan. 26), the Pentagon’s IBM machines began sorting through Air Force and Navy ...