OTD…April 29 and STS-51B

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 in 2012…Endeavour’s coast-to-coast ferryflight into retirement arrives at Edwards Air Force Base

VIDEO: The winged spaceship Columbia returned to Earth with a pinpoint landing at Edwards Air Force Base on this day 35 years ago, concluding the maiden flight of the space shuttle.