OTD…Sept. 16 and STS-79

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

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

America’s first space shuttle launched on this day 35 years ago as the reusable flying machine, Columbia, lifted off from Kennedy Space Center with John Young and Bob Crippen aboard.