Vulcan
Country of Origin: United States
Manufacturer: United Launch Alliance
Height: 58 to 63 m
Diameter: 3.81 (AR-1 version) or 5.1-5.4 m (BE-4 version)
Payload to LEO: 10.7 to 36 tons
Total Mass: 420 to 780 tons
Launch Sites: Cape Canaveral, Vandenberg
First Flight: In development
Last Flight:
Total Launches:
Successful Launches:
Vulcan AR1
| Stage | Diameter | Fuel | Engine | Time | Thrust (Vac.) | ISP (SL/Vac.) | Mass/Empty Mass |
|---|---|---|---|---|---|---|---|
| Boosters | 1.55 m | HTPB | 2-5 x AJ-60A | 94 s | 2-5 x 1688.4 kN | 249 / 279.3 s | each 46.7 / 4.07 tons |
| 1 (CCB) | 3.81 m | RP-1 / LOX | AR1 | 213 s (est.) | 2 x 2200 kN | 311/ 337 s (est.) | 305.14 / 21.05 tons |
| 2 (Centaur) | 3.05 m | LH2 / LOX | 1 or 2 x RL-10C-1 | 451 or 902 s (est.) | 1 or 2 x 101.8 kN | ? / 449.7 s | 23.07 / 2.243 tons |
Vulcan BE-4 ACES 41
| Stage | Diameter | Fuel | Engine | Time | Thrust (Vac.) | ISP (SL/Vac.) | Mass/Empty Mass |
|---|---|---|---|---|---|---|---|
| Boosters | 1.55 m | HTPB | 2-6 x AJ-60A | 94 s | 2-6 x 1688.4 kN | 249 / 279.3 s | each 46.7 / 4.07 tons |
| 1 | 5.4 m | CH4 / LOX | 2 x BE-4 | 2 x 2446.5 kN | 315/ 338 s (est.) | ||
| 2 (ACES 41) | 5.4 m | LH2 / LOX | 2 or 4 x RL-10C-1 | 444 or 888 s (est.) | 2 or 4 x 101.8 kN | ? / 449.7 s | Prop mass: 41 tons |
Vulcan BE-4 ACES 73
| Stage | Diameter | Fuel | Engine | Time | Thrust (Vac.) | ISP (SL/Vac.) | Mass/Empty Mass |
|---|---|---|---|---|---|---|---|
| Boosters | 1.55 m | HTPB | 2-6 x AJ-60A | 94 s | 2-6 x 1688.4 kN | 249 / 279.3 s | each 46.7 / 4.07 tons |
| 1 | 5.4 m | CH4 / LOX | 2 x BE-4 | 2 x 2446.5 kN | 315/ 338 s (est.) | ||
| 2 (ACES 73) | 5.4 m | LH2 / LOX | 2 or 4 x RL-10C-1 | 790 or 1580 s | 2 or 4 x 101.8 kN | ? / 449.7 s | Prop mass: 73 tons |
Links: