this post was submitted on 15 Jun 2024
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A NASA ion engine while under test at the Glenn Research Center. It can propel spacecrafts to speeds of up to 320,000 km per hour (i.ibb.co)
submitted 3 months ago by [email protected] to c/[email protected]
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Source: https://en.wikipedia.org/wiki/NEXT_(ion_thruster)

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[–] Eheran 3 points 3 months ago

You are incorrect. If I am traveling at 90 % speed of light, take a stone and throw it out the back... I am now faster.