| Type | Space Exploration |
|---|---|
| Period | 1951 to Present |
| Material | porcelain |
| Country of Origin | United States |
Check the listing for details. Space Shuttle Discovery STS-51-G. Commemorative Ashtray. NASA. 1985. Condition: Used, Made in United States. Listed at 64.14 USD. STS-51-G was the 18th flight of NASA's Space Shuttle program, and the fifth flight of Space Shuttle Discovery. [2] It was also the first Space Shuttle mission which flew without at least one astronaut from the pre-Shuttle era among its crew.