OTD…Oct. 15 and Cassini

#OTD…The first launch of Challenger in 1983 and Columbia’s shortened Spacelab mission in 1997

NASA’s Cassini spacecraft has captured the first close-up view of Daphnis, one of at least 62 moons found orbiting Saturn, plowing a path through the planet’s icy rings and raising waves in its wake.

#OTD in 2001…Atlantis launched the Quest airlock module to the International Space Station