OTD…Oct. 18 and STS-34 and STS-58

#OTD in 2007…The launch of Atlantis with a power truss for International Space Station

#OTD…Launch of a 1993 environmental mission on Discovery and Atlantis’ ISS flight in 2002

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.