OTD…Sept. 30 and STS-68

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

Studying the atmosphere as part of NASA’s Mission to Planet Earth was the objective of shuttle Atlantis’ STS-45 mission in March 1992.

OTD in 1994…Endeavour experienced an on-pad abort due to a main engine problem during startup