Comment Re:Intercontinental ballistic railgun emplacements (Score 1) 630
I think that is where the barrage helps. My guess is that a under a thousand rounds of these hitting in the same place could give you Barringer Crater. http://en.wikipedia.org/wiki/M... A spaced based system probably could not deliver in that way since you'd probably use rockets to get the mass to orbit instead of this more efficient method.