Quote:
Originally Posted by MOCKBA
Can you explain me how they got off the moon than? I always wondered. Did they just push the spacecraft off the cliff?
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There were 6 manned trips to the moon. The lunar landing module had its own engine.
Here are the specs for the ascent stage.
http://en.wikipedia.org/wiki/Apollo_Lunar_Module
# Ascent Stage:
* Crew: 2
* Crew cabin volume: 6.65 m³ (235 ft³)
* Height: 3.76 m (12.34 ft)
* Diameter: 4.2 m (13.78 ft)
* Mass including fuel: 4,670 kg (10,300 lb)
* Atmosphere: 100% oxygen at 33 kPa (4.8 lb/in²)
* Water: two 19.3 kg (42.5 lb) storage tanks
* Coolant: 11.3 kg (25 lb) of ethylene glycol/water solution
* Thermal Control: one active water-ice sublimator.
* RCS (Reaction Control System) Propellant mass: 287 kg (633 lb)
* RCS thrusters: 16 x 445 N; four quads
* RCS propellants: N2O4/Aerozine 50
* RCS specific impulse: 2.84 km/s (290 "seconds")
* APS Propellant mass: 2,353 kg (5,187 lb)
* APS thrust: 15.6 kN (3,500 lbf)
* APS propellants: N2O4/Aerozine 50
* APS pressurant: 2 x 2.9 kg helium tanks at 21 MPa
* Engine specific impulse: 3.05 km/s (311 "seconds")
* Thrust-to-weight ratio at liftoff: 0.34 in Earth gravity, but 2.06 on the Moon
* Ascent stage delta V: 2,220 m/s (7,280 ft/s)
* Batteries: two 28-32 volt, 296 ampere-hour silver-zinc batteries; 56.7 kg each
* Power: 28 V DC, 115 V 400 Hz AC