On This Day… Endeavour Launches on ASTRO-2 Mission

#OTD in 1990…Columbia launched to retrieve NASA’s Long duration Exposure Facility (LDEF) on the longest Shuttle flight to date.

OTD in 1969…The launch of Apollo 11 for the first human landing on the moon

#OTD in 1989, Discovery launched a new Tracking and Data Relay Satellite