OTD…May 4 and STS-30

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

As a dress rehearsal mission for the moon landing, Apollo 10 launched today in 1969 with Cernan, Young and Stafford

Today in 1969, the launch of Apollo 9 and the first manned flight of all lunar hardware in Earth orbit.