OTD…Aug. 28 and STS-128

#OTD…Launch of Atlantis in 1989 to send the Magellan space probe to Venus

#OTD in 1985…Challenger suffered an engine shutdown on her way to orbit for a Spacelab 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