OTD…Oct. 22 and STS-52

The flight of Gemini 4 launched today in 1965 for NASA’s first Extra Vehicular Activity spacewalk by Ed White on a four-day orbital mission with commander Jim McDivitt.

#OTD…Launch of a 1993 environmental mission on Discovery and Atlantis’ ISS flight in 2002

#OTD…Gamma Ray Observatory launched in 1991 on Atlantis and Discovery’s 2010 ISS flight