OTD…July 1 and STS-94

#OTD…The maiden launch of shuttle Endeavour in 1992 to rescue the Intelsat 603 satellite

#OTD in 1988…Discovery returned Americans to space after the Challenger accident

#OTD in 1994…Discovery launched to develop new techniques for monitoring Earth’s environment from space…and in 2006…Construction of the space station resumed as Atlantis delivered a power-generating truss