Spacecraft information: STS 1
| Launched | 11 April 1981 |
| Flight ended | 13 April 1981 |
| Status | Decayed |
| Destination | Earth Landing |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 12399 |
| COSPAR ID | 1981-034A |
| Alternative names |
OFT-1 |
| Observing |