OSO 1
| Launched | 6 March 1962 |
| Flight ended | 7 October 1981 |
| Status | Decayed |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 255 |
| COSPAR ID | 1962-006A |
| Observing |
Launched alongside
DELTA 1 R/BOSO 1
| Launched | 6 March 1962 |
| Flight ended | 7 October 1981 |
| Status | Decayed |
| Launch site | Air Force Eastern Test Range, Florida, USA |
| Owner | United States |
| NORAD ID | 255 |
| COSPAR ID | 1962-006A |
| Observing |
Launched alongside
DELTA 1 R/B