Compare rockets
Pick up to 4 vehicles to compare specs and flight records side by side. Browse all →
| Specification | Project Pilot US Navy × remove | Voskhod Soviet Space Program × remove | Proton K/DM-2 Khrunichev State Research and Production Space Center × remove |
|---|---|---|---|
| Flights | 6 | 299 | 110 |
| Success rate | 0% | 95.7% | 93.6% |
| Thrust | 125 kN | — | — |
| Height | 4.4 m | — | — |
| Diameter | 0.76 m | — | — |
| Launch mass | 0 t | — | — |
| LEO capacity | 1 kg | — | — |
| GTO capacity | — | — | — |
| Launch cost | — | — | — |
| Reusable | No | No | No |
| Stages | 5 | — | — |