OTD…Jan. 31 and Apollo 14

#OTD in 2007…The launch of Atlantis with a power truss for 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.

#OTD in 1984…Challenger launched the Earth Radiation Budget Satellite