OTD…Oct. 3 and STS-51J

#OTD in 1995…Discovery launched a Tracking and Data Relay satellite

#OTD in 1997…Atlantis launched on the seventh joint docking mission with Russia’s space station Mir

Mankind’s first landing on the Moon and stepping foot on the lunar surface occurred today in 1969 by Apollo 11 astronauts Neil Armstrong and Buzz Aldrin.