This 1 inch diameter lapel pin is made by AB Emblems, the NASA contractor for mission emblems.
When purchasing NASA lapel pins, look for the embossed lettering on the back of the pin:
STS-1
NASA
ABEmblem.com
to make sure you are getting the NASA authorized pin.
This 1 inch diameter lapel pin the emblem of Space Shuttle Mission STS-1, the frist orbital flight of the space shuttle in 1981. This was a Shuttle Systems Test Flight and carried only two astronauts, the Commander and Pilot.
Launch:
April 12, 1981
Land:
April 14, 1981
Vehicle:
Columbia
Crew
Commander:
John W. Young
Pilot:
Robert L. Crippen
Below: Crew of STS-1, Left - Commander John Young, Right - Pilot Robert Crippen
