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by ChuckMcM 3387 days ago
that works well on the moon because there isn't an atmosphere to speak of but on the earth trying to accellerate to 26km/hr at sea level is both very energy intensive, and the vehicle experiences intense heating due to the atmosphere. Atmospheric drag makes this idea impractical for pretty much anything.
1 comments

as was pointed out offline, that is 26000 km/hr
Yeow. Only good for rocks then.