Compare rockets
Pick up to 4 vehicles to compare specs and flight records side by side. Browse all →
| Specification | Safir 1B Iranian Space Agency × remove | Molniya-M 2BL Russian Space Forces × remove | Space Shuttle National Aeronautics and Space Administration × remove |
|---|---|---|---|
| Flights | 3 | 272 | 135 |
| Success rate | 0% | 95.2% | 98.5% |
| Thrust | 255 kN | — | 28,200 kN |
| Height | 22 m | — | 56.1 m |
| Diameter | 1.25 m | — | 8 m |
| Launch mass | 26 t | — | 2,030 t |
| LEO capacity | 0 kg | — | 27,500 kg |
| GTO capacity | 0 kg | — | — |
| Launch cost | — | — | $450M |
| Reusable | No | No | Yes |
| Stages | 2 | — | 2 |