NASA and Aerojet Rocketdyne are taking a big step in testing a new ion propulsion engine that will help power lunar exploration. The Advanced Electric Propulsion System (AEPS) has been undergoing ...

Boeing [NYSE:BA] has been awarded three new contracts under NASA’s In-Space Propulsion Technologies program for the development of advanced xenon ion propulsion technologies. NASA awarded the projects ...

Psyche is gently gliding to its target asteroid by expelling ionized xenon. Psyche is gently gliding to its target asteroid by expelling ionized xenon. is a former weekend editor who covered tech and ...

CLEVELAND — A small robotic surveyor arrives to explore a near-Earth asteroid. Another robotic spacecraft is returning to Earth with a pristine comet surface sample. Meanwhile, a robotic explorer is ...

General Atomics Electromagnetic Systems (GA-EMS) just hit a massive milestone that could alter the future of space exploration. The company has successfully trialed a nuclear fuel that could one day ...

Engineers working on NASA's Dawn spacecraft are assessing the status of a reaction wheel -- part of a system that helps the spacecraft point precisely -- after onboard software powered it off on Aug.

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The X3 Nested-channel Hall Thruster (NHT), is a 100-kW class thruster developed jointly by the Plasmadynamics and Electric Propulsion Laboratory (PEPL) at the University of Michigan, led by Alec ...

[This article consists of a complex diagram. Please see hardcopy of magazine.] The designers at NASA are preparing to fly what may be the feeblest spacecraft they’ve ever built–and they couldn’t be ...

The Xenon/Krypton facility is a 2-meter-diameter by 4-meter-long space simulation chamber for ground-testing flight-scale ion propulsion systems. The chamber is evacuated to ultimate pressure using ...