Nuking an incoming asteroid is a daft idea - as all NASA's plans seem of late

[ASWnut101]

Originally Posted by SUBMAN1

I've known about this for some time. The only time a nuke might prove useful against an asteroid is when the object is completely solid / dense, like made out of iron. If the object is loosly held together, then a nuke will just make the problem worse!

Unfortnately, even nukes wont help unless the incoming object is quite tiny (probably less than a kilometer in diameter, and is made mainly of ice, like a small comet). If any decent sized rock comes hurtling towards us, we are pretty much doomed ().