OTD…Jan. 13 and STS-54

#OTD in 2007…NASA’s Dawn probe launched to explore the uncharted worlds of Vesta and Ceres in the heart of the asteroid belt.

#OTD in 1994…Columbia launched on a Spacelab microgravity flight

OTD in 1969…The launch of Apollo 11 for the first human landing on the moon