Compare rockets
Pick up to 4 vehicles to compare specs and flight records side by side. Browse all →
| Specification | Athena I Lockheed Martin × remove | Voskhod Soviet Space Program × remove | Soyuz U Russian Federal Space Agency (ROSCOSMOS) × remove | Space Shuttle National Aeronautics and Space Administration × remove |
|---|---|---|---|---|
| Flights | 4 | 299 | 714 | 135 |
| Success rate | 75% | 95.7% | 97.2% | 98.5% |
| Thrust | 1,900 kN | — | — | 28,200 kN |
| Height | 18.9 m | — | 51.1 m | 56.1 m |
| Diameter | 2.36 m | — | 2.95 m | 8 m |
| Launch mass | 66 t | — | 313 t | 2,030 t |
| LEO capacity | 820 kg | — | 6,900 kg | 27,500 kg |
| GTO capacity | — | — | — | — |
| Launch cost | — | — | — | $450M |
| Reusable | No | No | No | Yes |
| Stages | 3 | — | 3 | 2 |