On April 9, 1959, NASA introduced the “Mercury Seven,” its first seven astronauts: Scott Carpenter, Gordon Cooper, John Glenn, Gus Grissom, Wally Schirra, Alan Shepard and Donald “Deke” Slayton, to ...

NASA introduced its first group of astronauts, known as the Mercury 7, to the nation and the world. The event took place in the ballroom of the Dolley Madison House on Lafayette Square in Washington, ...