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bn:14471725n
Noun Named Entity
Categories: All articles with vague or ambiguous time, Rocket engines using hypergolic propellant
EN
R-4D  Marquardt R-4D
EN
The R-4D is a small hypergolic rocket engine, originally designed by Marquardt Corporation for use as a reaction control system thruster on vehicles of the Apollo crewed Moon landing program. Wikipedia
Definitions
Relations
Sources
EN
The R-4D is a small hypergolic rocket engine, originally designed by Marquardt Corporation for use as a reaction control system thruster on vehicles of the Apollo crewed Moon landing program. Wikipedia
Reaction control system used in spacecraft since the Apollo program Wikidata
IS A
rocket
PART OF
communications satellite
lunar excursion module
LADEE
Automated Transfer Vehicle
Solar Dynamics Observatory
+4 relations
COUNTRY OF ORIGIN
United States
MANUFACTURER
Marquardt Corporation
SOURCE OF ENERGY
hypergolic propellant
USE
reaction control system
Wikipedia
EN
R-4D
Wikidata
EN
R-4D
Wikidata Alias
EN
Marquardt R-4D

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