OTD…Sept. 19 and Endeavour retirement

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

#OTD in 1992…Atlantis launched to test the Tethered Satellite System

Studying the atmosphere as part of NASA’s Mission to Planet Earth was the objective of shuttle Atlantis’ STS-45 mission in March 1992.