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|   The launch escape system fires following the failed launch of Mercury-Redstone 1   | |
| Orbital launches | |
|---|---|
| First | 4 February | 
| Last | 22 December | 
| Total | 38 | 
| Successes | 19 | 
| Failures | 19 | 
| Partial failures | 0 | 
| Catalogued | 19 | 
| National firsts | |
| Spaceflight | |
| Rockets | |
| Maiden flights |  Atlas-Agena  Molniya Scout Thor DM-18 Able-IV Thor DM-21 Ablestar Thor DM-21 Agena-B Thor DM-19 Delta Vostok-L Vostok-K  | 
| Retirements |  Atlas-Able  Luna Thor-Able Thor DM-18 Agena-A Vostok-L  | 
| Country | Launches | Successes | Failures | Partial failures  | |
|---|---|---|---|---|---|
| 9 | 3 | 6 | 0 | ||
| 29 | 16 | 13 | 0 | ||
| World | 38 | 19 | 19 | 0 | |
| Rocket | Country | Launches | Successes | Failures | Partial failures | Remarks | 
|---|---|---|---|---|---|---|
| Atlas-Able | 2 | 0 | 2 | 0 | Retired | |
| Atlas LV-3A Agena-A | 3 | 1 | 2 | 0 | Maiden flight | |
| Juno II | 2 | 1 | 1 | 0 | ||
| Luna 8K72 | 2 | 0 | 2 | 0 | Retired | |
| Molniya 8K78 | 2 | 0 | 2 | 0 | Maiden flight | |
| Scout X-1 | 1 | 0 | 1 | 0 | Maiden flight | |
| Thor DM-18 Able-II | 1 | 1 | 0 | 0 | Retired | |
| Thor DM-18 Able-IV | 1 | 1 | 0 | 0 | Only flight | |
| Thor DM-21 Ablestar | 5 | 3 | 2 | 0 | Maiden flight | |
| Thor DM-18 Agena-A | 7 | 4 | 3 | 0 | Retired | |
| Thor DM-21 Agena-B | 4 | 3 | 1 | 0 | Maiden flight | |
| Thor DM-19 Delta | 3 | 2 | 1 | 0 | Maiden flight | |
| Vostok-L 8K72 | 4 | 3 | 1 | 0 | Only flights | |
| Vostok-K 8K72K | 1 | 0 | 1 | 0 | Maiden flight | 
| Rocket | Country | Launches | Successes | Failures | Partial failures | Remarks | 
|---|---|---|---|---|---|---|
| Atlas | 5 | 1 | 4 | 0 | ||
| Jupiter | 2 | 1 | 1 | 0 | ||
| R7 | 9 | 3 | 6 | 0 | ||
| Scout | 1 | 0 | 1 | 0 | ||
| Thor | 21 | 14 | 7 | 0 | ||
| Orbital regime | Launches | Successes | Failures | Accidentally Achieved  | Remarks | 
|---|---|---|---|---|---|
| Low Earth | 26 | 16 | 10 | 0 | |
| Medium Earth | 4 | 2 | 2 | 0 | |
| High Earth | 1 | 0 | 1 | 0 | Including Highly elliptical orbits | 
| Heliocentric | 7 | 1 | 6 | 0 |