OTD…July 23 and STS-93

#OTD in 1994…Endeavour launched on the second Space Radar Laboratory mission

#OTD…Launch of Columbia in 1993 on the second flight of the German Spacelab

Dave Scott, Jim Irwin and Al Worden left for the Moon today in 1971 aboard Apollo 15 bound for Hadley rille with the first Lunar Roving Vehicle.