OTD…July 1 and STS-94

#OTD in 2001, Discovery launched on STS-102 to exchange crews aboard the International Space Station

Scott Carpenter launched atop an Atlas rocket to become the second American to orbit the Earth today in 1962, flying for 4 hours and 39 minutes aboard Aurora 7 while making three revolutions of the globe.

#OTD in 2009, shuttle Discovery delivers power payload to space station.