Lunar Module Ascent Engine

GPTKB entity

Statements (56)
Predicate Object
gptkbp:instance_of gptkb:rocket
gptkbp:bfsLayer 3
gptkbp:bfsParent gptkb:Apollo_Lunar_Module
gptkbp:check_in_time approximately 8 minutes
gptkbp:controls manual and automatic
computer-assisted
gptkbp:cooling_system liquid-cooled
regenerative cooling
gptkbp:crew 2 astronauts
gptkbp:designed_by gptkb:NASA
gptkbp:developer 1962-1969
gptkbp:elevation up to 100 kilometers
gptkbp:emissions_standard bell nozzle
gptkbp:engine low
approximately $50 million
high reliability
high efficiency
staged combustion cycle
single engine
influenced future lunar missions
provided by NASA
after ascent phase
classified as a high-performance engine
integrated into Lunar Module
optimized for lunar ascent
proven in multiple missions
start on the lunar surface
gptkbp:engine_type gptkb:rocket
gptkbp:first_ascent approximately 10 minutes
gptkbp:first_flight gptkb:Apollo_17
gptkb:Apollo_11
multiple ground tests
gptkbp:fuel_capacity 8.5 feet
4.5 feet
gptkbp:fuel_type hypergolic propellant
dimethylhydrazine
https://www.w3.org/2000/01/rdf-schema#label Lunar Module Ascent Engine
gptkbp:ignition_system hypergolic ignition
gptkbp:investment 50 psi
gptkbp:is_tested_for gptkb:Marshall_Space_Flight_Center
extensive pre-flight testing
gptkbp:landing_site July 20, 1969
gptkbp:launch_date July 16, 1969
gptkbp:launch_site gptkb:Kennedy_Space_Center
gptkbp:launch_vehicle gptkb:Saturn_V
gptkbp:manufacturer gptkb:Grumman_Aircraft_Engineering_Corporation
gptkbp:mission gptkb:planet
gptkb:Houston,_Texas
gptkbp:number_of_rooms single chamber
gptkbp:operational_status retired
gptkbp:propulsion 3,500 pounds
2.3:1
gptkbp:social_structure gptkb:nitrogen_tetroxide
gptkbp:successor gptkb:Orion_Service_Module_Engine
gptkbp:used_in gptkb:software
gptkbp:weight 1,500 pounds