Compare rockets
Pick up to 4 vehicles to compare specs and flight records side by side. Browse all →
| Specification | Firefly Alpha Firefly Aerospace × remove | Tsiklon-3 Yuzhnoye Design Bureau × remove | Voskhod Soviet Space Program × remove | Space Shuttle National Aeronautics and Space Administration × remove |
|---|---|---|---|---|
| Flights | 7 | 122 | 299 | 135 |
| Success rate | 57.1% | 94.3% | 95.7% | 98.5% |
| Thrust | 736 kN | 2,713 kN | — | 28,200 kN |
| Height | 29.6 m | 39.27 m | — | 56.1 m |
| Diameter | 1.82 m | 3 m | — | 8 m |
| Launch mass | 54 t | 189 t | — | 2,030 t |
| LEO capacity | 1,000 kg | 4,100 kg | — | 27,500 kg |
| GTO capacity | — | — | — | — |
| Launch cost | $15M | $15M | — | $450M |
| Reusable | No | No | No | Yes |
| Stages | 2 | 3 | — | 2 |