| 1957-1960 US Satellites | ||||||
| Spacecraft | International Designation |
dateiGMTj | Launch Vehicle | Organization | Mission | Note |
| Vanguard 1A | 1957-F01 | 1957/12/6 | Vanguard | @ | @ | Test Failure |
| Explorer 1 | 1958-001A | 1958/2/1 | Jupiter C | USAiArmyj/ARPA | Scientific | @ |
| Vanguard 1B | 1958-F01 | 1958/2/5 | Vanguard | @ | @ | Test Failure |
| Explorer 2 | 1958-F02 | 1958/3/5 | Jupiter C | @ | @ | Failure |
| Vanguard 1C | 1958-002B | 1958/3/17 | Vanguard | USN | Scientific | @ |
| Explorer 3 | 1958-003A | 1958/3/26 | Jupiter C | USAiArmyj/ARPA | Scientific | @ |
| Vanguard 2A | 1958-F04 | 1958/4/29 | Vanguard | @ | @ | Failure |
| Vanguard 2B | 1958-F05 | 1958/5/28 | Vanguard | @ | @ | Failure |
| Vanguard 2C | 1958-F06 | 1958/6/26 | Vanguard | @ | @ | Failure |
| Pilot 1 | 1958-F07 | 1958/7/25 | NOTS | @ | @ | Test Failure |
| Explorer 4 | 1958-005A | 1958/7/26 | Jupiter C | USAiArmyj | Scientific | @ |
| Pilot 2 | 1958-F08 | 1958/8/12 | NOTS | @ | @ | Test Failure |
| Pioneer 0 | 1958-F09 | 1958/8/17 | Thor Able I | @ | @ | Failure |
| Pilot 3 | 1958-F10 | 1958/8/22 | NOTS | @ | @ | Test Failure |
| Explorer 5 | 1958-F11 | 1958/8/24 | Jupiter C | @ | @ | Failure |
| Pilot 4 | 1958-F12 | 1958/8/25 | NOTS | @ | @ | Test Failure |
| Pilot 5 | 1958-F13 | 1958/8/26 | NOTS | @ | @ | Test Failure |
| Pilot 6 | 1958-F14 | 1958/8/28 | NOTS | @ | @ | Test Failure |
| Vanguard 2D | 1958-U01 | 1958/9/26 | Vanguard | @ | @ | Failure |
| Pioneer 1 | 1958-007A | 1958/10/11 | Thor Able I | NASA | Explorer | @ |
| Beacon | 1958-F18 | 1958/10/23 | Jupiter C | @ | @ | Failure |
| Pioneer 2 | 1958-F19 | 1958/11/8 | Thor Able I | @ | @ | Failure |
| Pioneer 3 | 1958-008A | 1958/12/6 | i II | USAiArmyj | Explorer | @ |
| SCORE | 1958-006A | 1958/12/18 | Atllas B | USAiArmyj | Engineering | @ |
| Discoverer | 1959-E01 | 1959/1/21 | Thor Agena A | @ | @ | Failure |
| Vanguard 2 | 1959-001A | 1959/2/17 | Vanguard | USN | Scientific | @ |
| Discoverer 1 | 1959-002A | 1959/2/28 | Thor Agena A | USAF | Earth Observation | @ |
| Pioneer 4 | 1959-013A | 1959/3/3 | i II | NASA | Explorer | @ |
| Discoverer 2 | 1959-003A | 1959/4/13 | Thor Agena A | USAF | Earth Observation | @ |
| Vanguard 3A | 1959-F01 | 1959/4/14 | Vanguard | @ | @ | Failure |
| Discoverer 3 | 1959-F02 | 1959/6/3 | Thor Agena A | @ | @ | Failure |
| Vanguard 3B | 1959-F03 | 1959/6/22 | Vanguard | @ | @ | Failure |
| Discoverer 4 | 1959-U01 | 1959/6/25 | Thor Agena A | @ | @ | Failure |
| Explorer 6 (S 1) | 1959-F05 | 1959/7/16 | i II | @ | @ | Failure |
| Explorer 6 | 1959-004A | 1959/8/7 | Thor Able III | USAF | Scientific | @ |
| Discoverer 5 | 1959-005A | 1959/8/13 | Thor Agena A | USAF | Earth Observation | @ |
| Beacon 2 | 1959-F09 | 1959/8/15 | i II | @ | @ | Failure |
| Discoverer 6 | 1959-006A | 1959/8/19 | Thor Agena A | USAF | Earth Observation | @ |
| Transit 1A | 1959-F08 | 1959/9/17 | Thor Able II | @ | @ | Failure |
| Vanguard 3 | 1959-007A | 1959/9/18 | Vanguard | USN | Scientific | @ |
| bez | 1959-E02 | 1959/9/24 | Atllas C Able | @ | @ | Failure |
| Explorer 7 | 1959-009A | 1959/10/13 | i II | USAiArmyjABMA | Scientific | @ |
| Discoverer 7 | 1959-010A | 1959/11/7 | Thor Agena A | USAF | Earth Observation | @ |
| Discoverer 8 | 1959-011A | 1959/11/20 | Thor Agena A | USAF | Earth Observation | @ |
| Pioneer P3 | 1959-F10 | 1959/11/26 | Atllas Able | @ | @ | Failure |
| Discoverer 9 | 1960-F01 | 1960/2/4 | Thor Agena A | @ | @ | Failure |
| Discoverer 10 | 1960-F02 | 1960/2/19 | Thor Agena A | @ | @ | Failure |
| MIDAS 1 | 1960-F03 | 1960/2/26 | Atllas Agena A | @ | @ | Failure |
| Pioneer 5 | 1960-001A | 1960/3/11 | Thor Able IV | NASA | Explorer | @ |
| Explorer S-46 | 1960-F04 | 1960/3/23 | i II | @ | @ | Failure |
| TIROS 1 | 1960-002B | 1960/4/1 | Thor Able II | NASA | Meteorological | @ |
| Transit 1B | 1960-003B | 1960/4/13 | Thor Ablestar | USN | Navigation | @ |
| Discoverer 11 | 1960-004A | 1960/4/15 | Thor Agena A | USAF | Scientific | @ |
| Echo | 1960-F07 | 1960/5/13 | Delta | @ | @ | Failure |
| MIDAS 2 | 1960-006A | 1960/5/24 | Atllas Agena A | USAF | Earth Observation | Early Warning |
| Transit 2A | 1960-007A | 1960/6/22 | Thor Ablestar | USN | Scientific | @ |
| SOLRAD 1 | 1960-007B | 1960/6/22 | Thor Ablestar | USN | Scientific | @ |
| Discoverer 12 | 1960-F08 | 1960/6/29 | Thor Agena A | @ | @ | Failure |
| Discoverer 13 | 1960-008A | 1960/8/10 | Thor Agena A | USAF | Scientific | @ |
| Echo 1 | 1960-009A | 1960/8/12 | Delta | NASA | Engineering | @ |
| Discoverer 14 | 1960-010A | 1960/8/18 | Thor Agena A | USAF | Earth Observation | @ |
| Courier 1A | 1960-F10 | 1960/8/18 | Thor AbleStar | @ | @ | Failure |
| Discoverer 15 | 1960-012A | 1960/9/13 | Thor Agena A | USAF | Scientific | @ |
| HETS | 1960-U02 | 1960/9/21 | Blue Scout Jr | @ | @ | Failure |
| Explorer P-30 | 1960-F11 | 1960/9/25 | Atllas Able | @ | @ | Failure |
| ST-2 | 1960-U03 | 1960/10/4 | Scout X-1 | @ | @ | Failure |
| Courier 1B | 1960-013A | 1960/10/4 | Thor Ablestar | DoA | Communications | @ |
| SAMOS 1 | 1960-F13 | 1960/10/11 | Atllas Agena A | @ | @ | Failure |
| Discoverer 16 | 1960-F15 | 1960/10/26 | Thor Agena B | @ | @ | Failure |
| Explorer 8 | 1960-014A | 1960/11/3 | i II | NASA | Scientific | @ |
| HETS | 1960-U04 | 1960/11/8 | Blue Scout Jr | @ | @ | Failure |
| Discoverer 17 | 1960-015A | 1960/11/12 | Thor Agena B | USAF | Scientific | @ |
| TIROS 2 | 1960-016A | 1960/11/23 | Delta | NASA | Meteorological | @ |
| SOLRAD 2 | 1960-F16-2 | 1960/11/30 | Thor Ablestar | @ | @ | Failure |
| Transit 3A | 1960-F16-1 | 1960/11/30 | Thor AbleStar | @ | @ | Failure |
| Explorer 9 | 1960-F17 | 1960/12/4 | Scout X-1 | @ | @ | Failure |
| Discoverer 18 | 1960-018A | 1960/12/7 | Thor Agena B | USAF | Scientific | @ |
| Explorer P-31 | 1960-F18 | 1960/12/15 | Atllas Able | @ | @ | Failure |
| Discoverer 19 | 1960-019A | 1960/12/20 | Thor Agena B | USAF | Earth Observation | @ |
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