On This Day… Endeavour Launches on ASTRO-2 Mission

#OTD in 1985…Discovery launched on the first classified space shuttle mission for the Department of Defense. Watch the liftoff:

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 the first shuttle mission to service a satellite in space in 1984