Compare rockets
Pick up to 4 vehicles to compare specs and flight records side by side. Browse all →
| Specification | Astra Rocket 4 Astra Space × remove | Voskhod Soviet Space Program × remove | Proton K/DM-2 Khrunichev State Research and Production Space Center × remove |
|---|---|---|---|
| Flights | 0 | 299 | 110 |
| Success rate | — | 95.7% | 93.6% |
| Thrust | 310 kN | — | — |
| Height | 18.9 m | — | — |
| Diameter | 1.8 m | — | — |
| Launch mass | 30 t | — | — |
| LEO capacity | 750 kg | — | — |
| GTO capacity | — | — | — |
| Launch cost | $5M | — | — |
| Reusable | No | No | No |
| Stages | 2 | — | — |