OTD…Oct. 23 and STS-120

American and Soviet crews were launched today in 1975 for the first handshakes in space between the two superpowers as part of the Apollo-Soyuz Test Project.

#OTD…Launch of Challenger in 1985 on a Spacelab research flight

Dave Scott, Jim Irwin and Al Worden left for the Moon today in 1971 aboard Apollo 15 bound for Hadley rille with the first Lunar Roving Vehicle.