6 ms·
It would require quite a lot of it because you need to significantly change the orbit, especially if you want it to still be plenty fast on impact. And it does
by lambdadmitry 4y ago
It would require quite a lot of it because you need to significantly change the orbit, especially if you want it to still be plenty fast on impact.
And it doesn't make much sense either. A billionaire can just pay a few millions to send a guy in a car bomb or a cessna full of explosives. It's way simpler and just as undetectable until the explosion happens.