OTD…April 28 and STS-39

Today in 1969, the launch of Apollo 9 and the first manned flight of all lunar hardware in Earth orbit.

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

#OTD in 1985…Atlantis launched on her maiden voyage as a new orbiter joined the shuttle fleet