Rotation Speed (Aviation Blog)

rotation speed

Flying planes, launching rockets, buying tech and driving a Leaf

Mercury Seven astronaut Walter Schirra has died, NASA says

Astronaut Walter M. "Wally" Schirra Jr., one of the original Mercury Seven astronauts and the only man to fly on Mercury, Gemini and Apollo space missions, has died, a NASA official confirmed Thursday. He was 84.

read more | digg story