OTD…July 15 and STS-127

#OTD in 1992…Columbia launches on the first Extended Duration Orbiter mission

#OTD in 1998…The launch of Discovery on final shuttle-Mir docking mission

NASA’s Kepler planet-finder began its mission to discover Earth-like worlds orbiting other stars in the galaxy today in 2009, successfully launching aboard a Delta 2 rocket from Cape Canaveral.