On This Day… Endeavour Launches on ASTRO-2 Mission

America’s first space shuttle launched on this day 35 years ago as the reusable flying machine, Columbia, lifted off from Kennedy Space Center with John Young and Bob Crippen aboard.

#OTD…Launch of Challenger in 1985 on a Spacelab research flight

#OTD in 2009…Endeavour launched to complete the Japanese segment of the International Space Station