OTD…July 23 and STS-93

#OTD in 2000…Atlantis launched on a mission to make the International Space Station a home in orbit

#OTD in 2012…Shuttle reaches retirement roost in sunny SoCal

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.