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A comment on Astronomers discover super-Earth around Barnard's star.

Re:Astronomers discover super-Earth around Barnard's star by Tepix on Thursday November 15, 2018 @05:21AM (#18458202)
Are there any concepts for an engine that consists of a "classic" particle accelerator to achieve a high ISP?
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Re:Astronomers discover super-Earth around Barnard's star by Aic1kuir on Thursday November 15, 2018 @06:42AM (#18458506)
That's what most electromagnetic thrusters do.
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