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ikrase comments on Asteroids and spaceships are kinetic bombs and how to prevent catastrophe - Less Wrong Discussion

6 Post author: Troshen 25 February 2013 11:33PM

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Comment author: ikrase 27 February 2013 09:36:11PM 1 point [-]

Yes. You just need to nudge an existing sufficiently large asteroid onto a collision course. (Targeting a specific city is harder but I don't know how much harder.) There are how many near-earth and earth-crossing asteroids over 100m diameter?