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[[File:Gimbaled thrust animation.gif|thumb|right|Animation of the motion of a rocket as the nozzle is gimbaled]] '''Gimbaled thrust''' is the system of [[thrust vectoring]] used in most [[rocket]]s, including the [[Space Shuttle program|Space Shuttle]], the [[Saturn V]] ...

...]], [[rocket]] and [[spacecraft propulsion|spacecraft]] design, '''overall propulsion system efficiency''' <math>\eta</math> is the efficiency with which the ene Depending on the type of propulsion used, this equation can be simplified in different ways, demonstrating some ...

...m of all these forces is delivered to the airframe for propulsion.<ref>Jet Propulsion For Aerospace Applications" Second Edition 1964, Pitman Publishing Corp., L ...s given by:<ref name=Cumpsty>{{cite book|author=Nicholas Cumpsty|title=Jet Propulsion|edition=2nd|publisher=Cambridge University Press|year=2003|isbn=978-0-521-5 ...

...asure of how efficiently a reaction mass engine, such as a [[rocket engine|rocket]] using propellant or a [[jet engine]] using fuel, generates thrust. For en ...2013 |website=[[Ars Technica]] |date=14 April 2013 |quote=The measure of a rocket's fuel effectiveness is called its specific impulse (abbreviated as 'ISP'—o ...

...engine thrust to support the weight of the aircraft and to provide forward propulsion. ...rocket engine nozzle. This is the [[exhaust velocity]] with respect to the rocket, times the time-rate at which the mass is expelled, or in mathematical term ...

{{short description|Type of rocket engine that maintains its aerodynamic efficiency across a wide range of alt The '''aerospike engine''' is a type of [[rocket engine]] that maintains its [[aerodynamic]] efficiency across a wide range ...

...sionless quantity|dimensionless]] ratio of [[thrust]] to [[weight]] of a [[rocket]], [[jet engine]], [[Propeller (aircraft)|propeller]] engine, or a vehicle A plane can take off even if the thrust is less than its weight as, unlike a rocket, the lifting force is produced by lift from the wings, not directly by thru ...

...nerators, driven directly by a turbine rotor that is powered by either the rocket motor's exhaust, or else a dedicated [[gas generator]].<ref name="Brasseys, === Propulsion motor === ...

...06&view=1up&seq=6&skin=2021 "What price speed? Specific power required for propulsion of vehicles"], G. Gabrielli and Th. von Kármán, ''Mechanical Engineering'' ...upper limit of 200 over all kinds of vehicles moving through fluid, except rocket-powered vehicles (missiles, space rockets, etc) which can reach over 3000 s ...

...like [[Project Orion (nuclear propulsion)|Project Orion]], a nuclear bomb propulsion system, are entirely paper exercises. As it happens, Orion is thought to b ...ermit vehicle transport along the cable directly into space or orbit [[non-rocket spacelaunch|without the use of large rockets]]. An Earth-based space elevat ...

...t description|Synergetic Air Breathing Rocket Engine - a hybrid ramjet and rocket engine}} {{Infobox rocket engine ...

...thrust vector control''' ('''TVC'''), is the ability of an [[aircraft]], [[rocket]] or other vehicle to manipulate the direction of the [[thrust]] from its [ In [[rocket]]ry and [[ballistic missile]]s that fly outside the atmosphere, aerodynamic ...

::[[Maglev train|Maglev propulsion]] ::[[Rocket engine]] ...

...engine]]s (e.g. [[turbojet]]s, [[turbofan]]s, [[ramjet]]s, [[rocket engine|rocket]]s, etc.) is the mass of [[fuel]] needed to provide the net thrust for a gi ...to move the aircraft. Therefore, turbines are more efficient for aircraft propulsion than might be indicated by a simplistic look at the table below. ...

Potential applications include [[Nuclear electric rocket|nuclear electric propulsion]] and a steady electricity supply for crewed or robotic space missions that ...Fission Power System for Science and Human Exploration|journal=50th Joint Propulsion Conference|date=June 1, 2015|volume=NASA/TM-2015-218460|page=4|url=https:// ...

...hrust [[Electrically powered spacecraft propulsion|electric propulsion]] [[rocket engine]]s to control [[satellite]]s, since the fine-controllable particle e ...

...stion/electronics/q0219.shtml |title=400 Hz Electrical Systems |work=Ask a Rocket Scientist |publisher=Aerospaceweb.org}}</ref> APUs can provide power throug ...APUs provided hydraulic power for [[gimbal]]ling of the Shuttle's three [[rocket engine|engines]] and control of their large valves, and for movement of the ...

...tal and pottery shards, and finally large gunpowder-propelled arrows and [[rocket]] weaponry.<ref name=pingyu/>{{rp|220–221}} Eventually, perishable bamboo ...} Furthermore, the Song employed the earliest known gunpowder-propelled [[rocket]]s in warfare during the late 13th century,<ref name=pingyu/>{{rp|477}} its ...

| [[Distributed propulsion]] | [[Fusion rocket]] ...

...lementation of firearms in western warfare. [[Gun]]s and [[rocket (weapon)|rocket]]s were introduced to the battlefield. ...arly in [[limited war|limited conflicts]]. In the 19th century [[warship]] propulsion changed from [[sail]] power to [[fossil fuel]]-powered [[steam engine]]s. ...