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Latest Hall effect thruster Stories

2013-02-13 17:45:20

Electric rocket engines known as Hall thrusters, which use a super high-velocity stream of ions to propel a spacecraft in space, have been used successfully onboard many missions for half a century. Erosion of the discharge channels walls, however, has limited their application to the inner solar system. A research team at Caltech's Jet Propulsion Laboratory, in Pasadena, Calif., has found a way to effectively control this erosion by shaping the engine's magnetic field in a way that shields...

2010-11-22 08:00:00

SACRAMENTO, Calif., Nov. 22, 2010 /PRNewswire-FirstCall/ -- Aerojet, a GenCorp (NYSE: GY) company, announced today that its high-power Hall Thruster Propulsion System (HTPS) has successfully initiated operation on the Advanced Extremely High Frequency (AEHF) Space Vehicle #1 (SV#1) that was launched on an Atlas V rocket on Aug.14. The system is now providing thrust to raise the orbit of SV#1 to its final geosynchronous orbit location. Aerojet's 4.5kW HTPS was developed to dramatically...


Word of the Day
mallemaroking
  • Nautical, the visiting and carousing of sailors in the Greenland ships.
This word is apparently from a confusion of two similar Dutch words: 'mallemerok,' a foolish woman, and 'mallemok,' a name for some persons among the crew of a whaling vessel.