ion engine


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Related to ion engine: plasma engine

ion engine

n.
A rocket engine that develops thrust by expelling ions rather than gaseous combustion products. Also called ion rocket.

ion engine

n
(Astronautics) a type of rocket engine in which thrust is obtained by the electrostatic acceleration of charged positive ions. Compare plasma engine
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.ion engine - a type of reaction-propulsion engine to propel rockets in space; a stream of positive ions is accelerated to a high velocity by an electric field
reaction engine, reaction-propulsion engine - a jet or rocket engine based on a form of aerodynamic propulsion in which the vehicle emits a high-speed stream
References in periodicals archive ?
Once free of the Earth's gravity, the rocket can use the ion engine to achieve very high speed even though the thrust is measured in ounces of force.
While Dawn needed to make several changes in its direction while spiraling between most previous orbits at Ceres, engineers have figured out a way for the spacecraft to arrive at this next orbit while the ion engine thrusts in the same direction that Dawn is already going.
As any "Star Wars" fan would tell you, TIE stands for Twin Ion Engine.
Solar sails fall into the same category as ion engine technology in that they are very low thrust, but highly efficient.
Our spaceships are equipped with ion engine and atomic weapons.
He said it only has a small, putt-putt ion engine on it that's good for fine maneuvers, but it's not good for getting it out of harm's way, so this one was definitely going to come down at some point or other.
Unlike most spacecraft, which use thrusters to adjust their orbits, it has a highly efficient propulsion system called an ion engine.
It stays aloft thanks to an ion engine that began with a stock of 41 kilos (90.
Because of this, the team already has their sights set on the next ion thruster design, an annular ion engine, which should provide an answer to this problem.
THE slowest mission to the Moon was the ESA SMART-1 lunar probe which was launched on September 27, 2003, powered by an ion engine.
There were times I almost felt defeated and wondered about waving the white flag,Ao Hitoshi Kuninaka, designer and engineer for the ion engine, told a JAXA interviewer just before the landing back on Earth.
In early February 2009 this probe ignited a single ion engine to begin pulsing it for up to 8 000 hours to propel it back towards the Earth.