OTD…Aug. 28 and STS-128

#OTD…In 2009, the final Hubble Space Telescope servicing mission launched

OTD…Launch of Discovery in 1991 on a Defense Department research flight

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.