Space/Science — HabitableZone

Space/Science » in reply to 'Gravity tractor' to deflect Earth-bound asteroids

of course, the easy way to do this
E.P., the heretic — (archived)

is simply to use a nuclear electric power generator to power an ion dirve to move your spacecraft into orbit around an asteroid, and then use that same electricity to power a laser to create a jet reaction to move the asteroid.

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