OTD…Aug. 8 and STS-28 and STS-118

OTD…Launch of Discovery in 1991 on a Defense Department research flight

#OTD in 2009…Discovery launches on her silver anniversary mission

Neil Armstrong, Buzz Aldrin and Michael Collins launched today in 1969 aboard Apollo 11 for one of the defining moments of the 20th century — man’s first landing on the moon.