April 14, 1981: Landing of Columbia on STS-1

#OTD in 1992…Discovery launched with the first International Microgravity Laboratory.

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

Today in 1967…The astronauts of Apollo 1 lost their lives in a launch pad fire.