DISCOVERER 20
| Launched | 16 February 1961 |
| Flight ended | 27 July 1962 |
| Status | Decayed |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 83 |
| COSPAR ID | 1961-005A |
| Observing |
DISCOVERER 20
| Launched | 16 February 1961 |
| Flight ended | 27 July 1962 |
| Status | Decayed |
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 83 |
| COSPAR ID | 1961-005A |
| Observing |