OTD…Jan. 22 and STS-42

#OTD in 1997…Columbia launched on the reflight of her shortened Microgravity Science Laboratory mission

#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

Today in 1971…The launch of Apollo 14 to Fra Mauro with Alan Shepard, Stuart Roosa and Edgar Mitchell.