OTD…April 19 and STS-100

#OTD in 1982 the 3rd launch of the space shuttle and in 1996 the 3rd Mir docking missioN

#OTD in 1994, the launch of Columbia on the STS-62 microgravity research mission

#OTD in 1993…Endeavour launched a new NASA Tracking and Data Relay Satellite.