OTD…Aug. 7 and STS-85

#OTD in 1983…Challenger lifts off on the first nighttime shuttle launch…and Discovery launches on her inaugural Spaceflight

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

#OTD in 1989, Discovery launched a new Tracking and Data Relay Satellite