Ọkọ̀-àlọbọ̀ Òfurufú
Quick facts Function, Manufacturer ...
Ọkọ̀-àlọbọ̀ Òfurufú
Ọkọ̀-àlọbọ̀ Òfurufú Discovery gbera fun iranlose STS-120. |
| Function |
Manned partially re-usable launch and reentry system |
| Manufacturer |
United Space Alliance:
Thiokol/Alliant Techsystems (SRBs)
Lockheed Martin (Martin Marietta) – (ET)
Rockwell/Boeing (orbiter) |
| Country of origin |
USA |
| Size |
| Height |
184 ft (56.1 m) |
| Diameter |
28.5 ft (8.69 m) |
| Mass |
4,470,000 lb (2,030 t) |
| Stages |
2 |
| Capacity |
| Payload to LEO |
24,400 kg (53,600 lb) |
Payload to
GTO |
3,810 kg (8,390 lb) |
| Launch history |
| Status |
Active |
| Launch sites |
LC-39, Kennedy Space Center
SLC-6, Vandenberg AFB (unused) |
| Total launches |
128 |
| Successes |
127 |
| Failures |
1 (launch failure, Challenger) |
| Other |
1 (re-entry failure, Columbia) |
| Maiden flight |
April 12, 1981 |
| Notable payloads |
Tracking and Data Relay Satellites
Spacelab
Great Observatories
Galileo
Magellan
Space Station components |
| Boosters (Stage 0) - Solid Rocket Boosters |
| No boosters |
2 |
| Engines |
1 solid |
| Thrust |
2,800,000 lbf each, sea level liftoff (12.5 MN) |
| Specific impulse |
269 s |
| Burn time |
124 s |
| Fuel |
solid |
| First stage - External Tank |
| Engines |
(none)
(3 SSMEs located on Orbiter) |
| Thrust |
1,225,704 lbf total, sea level liftoff (5.45220 MN) |
| Specific impulse |
455 s |
| Burn time |
480 s |
| Fuel |
LOX/LH2 |
| Second stage - Orbiter |
| Engines |
2 OME |
| Thrust |
53.4 kN combined total vacuum thrust (12,000 lbf) |
| Specific impulse |
316 s |
| Burn time |
1250 s |
| Fuel |
MMH/N2O4 |
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