Compare rockets
Pick up to 4 vehicles to compare specs and flight records side by side. Browse all →
| Specification | Thor DM-21 Ablestar United States Air Force × remove | Space Shuttle National Aeronautics and Space Administration × remove | Voskhod Soviet Space Program × remove |
|---|---|---|---|
| Flights | 19 | 135 | 299 |
| Success rate | 68.4% | 98.5% | 95.7% |
| Thrust | 760 kN | 28,200 kN | — |
| Height | 29 m | 56.1 m | — |
| Diameter | 1.44 m | 8 m | — |
| Launch mass | 51 t | 2,030 t | — |
| LEO capacity | 150 kg | 27,500 kg | — |
| GTO capacity | — | — | — |
| Launch cost | — | $450M | — |
| Reusable | No | Yes | No |
| Stages | 2 | 2 | — |