OTD…Jan. 13 and STS-54

Studying the atmosphere as part of NASA’s Mission to Planet Earth was the objective of shuttle Atlantis’ STS-45 mission in March 1992.

#OTD in 2009…Endeavour launched to complete the Japanese segment of the International Space Station

The final manned Mercury mission was launched atop an Atlas rocket on this day in 1963 with Gordon Cooper aboard Faith 7 for a 34-hour, 22-orbit flight.