NASA on Twitter "💫 As a founding member of our human spaceflight(03)

NASA on Twitter "💫 As a founding member of our human spaceflight(03)


Image gallery: Human Interestjohn Glenns Importance Space Program And Usa

John Glenn Astronaut's Importance to the U.S. Space Program First Space Probe Ever Launched In 1962 John Glenn 1st American to Orbit Earth, Oldest Man in Space Space NASA on Twitter "💫 As a founding member of our human spaceflight Astronaut and Senator John Glenn's Life in Pictures Photos ABC News