Compare rockets
Pick up to 4 vehicles to compare specs and flight records side by side. Browse all →
| Specification | Trailblazer 2 National Aeronautics and Space Administration × remove | Proton K/DM-2 Khrunichev State Research and Production Space Center × remove | Kosmos 11K63 Strategic Rocket Forces × remove |
|---|---|---|---|
| Flights | 3 | 110 | 126 |
| Success rate | 100% | 93.6% | 93.7% |
| Thrust | 547 kN | — | — |
| Height | 15.7 m | — | 31 m |
| Diameter | 0.79 m | — | 1.6 m |
| Launch mass | 6 t | — | 48 t |
| LEO capacity | — | — | 300 kg |
| GTO capacity | — | — | — |
| Launch cost | — | — | — |
| Reusable | No | No | No |
| Stages | 4 | — | 2 |