Tracy E. Caldwell
E1233311
UNEXPLORED
Tracy E. Caldwell is an American chemist and NASA astronaut who has flown on multiple Space Shuttle missions and served long-duration expeditions aboard the International Space Station.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Tracy E. Caldwell canonical | 2 |
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.