![]() Booster 7 on the Orbital Launch Mount at Starbase in February 2023. B7 was the only booster to launch without a vented interstage. | |
Manufacturer | SpaceX |
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Country of origin | United States |
Used on | SpaceX Starship |
General characteristics | |
Height | 71 m (233 ft) |
Diameter | 9 m (30 ft) |
Gross mass | 3,600,000 kg (7,900,000 lb) |
Propellant mass | 3,400,000 kg (7,500,000 lb) |
Empty mass | 200,000 kg (440,000 lb) |
Launch history | |
Status | In development |
Total launches | 4 |
Failed | 1 (IFT-1) |
Other | Failed after staging: 2 (IFT-2, IFT-3) |
First flight | April 20, 2023 |
Technical details | |
Powered by | 33 × Raptor engines |
Maximum thrust | 74,400 kN (16,700,000 lbf) |
Specific impulse | SL: 327 s (3.21 km/s) |
Propellant | CH4 / LOX |
Super Heavy is the first stage of the SpaceX Starship super heavy-lift launch vehicle, which it composes in combination with the Starship second-stage. As of 2024, Super Heavy prototypes are being flight tested. Super Heavy flew for the first time on April 20, 2023, during the first orbital launch attempt of the Starship rocket.[1]
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