OTD…July 12 and STS-104

#OTD in 1988…Discovery returned Americans to space after the Challenger accident

#OTD…Launch of Columbia in 1998 on the Neurolab Spacelab 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.