The space shuttle Endeavour
(Orbital Vehicle 105 [OV-105]) launched for the first time on May 1992 for its mission STS-49. It was built to replace the space shuttle Challenger, which was destroyed just 73 seconds after liftoff on its STS-51L mission on January 28, 1986.
Learn more about the history of Endeavour and the other space shuttle at Century of Flight 'Space Shuttle History
For more on the preparations for this launch, please read the Houston Chronicle article '500,000 gather to see launch of Endeavour