OTD

#OTD…in 1996, Atlantis launched to Russia’s space station Mir

#OTD in 1991, 1992 and 1993…flights by Discovery and Endeavour

#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

#OTD in 2000…Atlantis launched on a mission to make the International Space Station a home in orbit

#OTD in 1995…Endeavour launched to deploy and retrieve solar satellite and Wake Shield Facility

#OTD in 2009…Discovery launches on her silver anniversary mission

OTD in 1994…Endeavour experienced an on-pad abort due to a main engine problem during startup

#OTD in 2001…Discovery launched on an International Space Station crew exchange mission