Vulcan Centaur
Country of Origin: United States
Manufacturer: United Launch Alliance
Height: 61.6 to 67.3 m
Diameter: 5.4 m
Payload to LEO: 10 to 27.2 tons
Total Mass: 546 tons
Launch Sites: Cape Canaveral, Vandenberg
First Flight: January 8, 2024
Last Flight: Active
Total Launches: 1
Successful Launches: 1
Vulcan Centaur
| Stage | Diameter | Propellant | Engine | Time | Thrust (Vac.) | ISP (SL/Vac.) | Mass/Empty Mass |
|---|---|---|---|---|---|---|---|
| Boosters | 1.62 m | HTPB/AP/Al | 2/4/6 x GEM-63XL | 87.3 s | 2-6 x 2044 kN | 249 / 280.3 s | each 53.03 / 4.52 tons |
| 1 | 5.4 M | CH4 / LOX | 2 x BE-4 | 299 s | 2 x 2446.5 kN | 315/ 340 s (est.) | |
| 2 (Centaur V) | 5.4 m | LH2 / LOX | 2 x RL-10C-1 | 902 s (est.) | 2 x 101.8 kN | ? / 453.8 s |
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