It will be the first time astronauts ride an Atlas since NASA’s Project Mercury, starting with John Glenn when he became the first American to orbit the Earth in 1962. Sixty-two years later ...

John Glenn was the only one of the Mercury ... 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-Atlas ...

It will be the first time astronauts ride an Atlas since NASA’s Project Mercury, starting with John Glenn when he became the first American to orbit the Earth in 1962. Sixty-two years later ...