OTD…June 17 and STS-51G

The first crew to inhabit Skylab — Conrad, Weitz and Kerwin — launched today in 1973 for a 28-day mission that successfully made critical repairs, brought the station into operation and conducted solar astronomy, Earth resources and medical experiments.

#OTD in 2005…Discovery launched on the first space shuttle mission after the Columbia tragedy

#OTD…Launch of the first shuttle mission to service a satellite in space in 1984