OTD…May 4 and STS-30

#OTD in 1989…Atlantis launched the Galileo spacecraft to Jupiter and in 1993…Columbia launched on a life sciences Spacelab flight

#OTD in 1985…Discovery launched to deploy three satellites and rendezvous with another for daring repair

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.