OTD…April 26 and STS-55

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.

#OTD in 1997…Discovery launched to deploy and later retrieve the CRISTA-SPAS atmospheric research satellite

#OTD in 2012…California welcomes Endeavour back to birth state for retirement