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Questions concerning the use, design, and operation of electrically powered thrusters, such as ion, Hall Effect, magnetoplasmadynamic, and VASIMR thrusters, which use electrical power and electric or magnetic fields to accelerate reaction mass, typically with low thrust and high specific impulse.

10 votes
1 answer
872 views

What's the final word; does the EmDrive drive work or not?

I'd like to know the final verdict on the EmDrive (or EM Drive); does it work or not? Some say yes, others say no, some say the measured effect was not propulsion, but just the energy radiated by the …
Valentino Zaffrani's user avatar
2 votes
1 answer
81 views

Going to Eros; what to consider choosing between ion and chemical propulsion?

When planning a mission to a close approach to the asteroid Eros and to remain nearby, what are the factors that one would need to consider when choosing between ion propulsion and chemical propulsion …
Valentino Zaffrani's user avatar