In a plan ripped straight from the script of the 1998 movie "Armageddon," scientists have suggested a simple, if violent, method of dealing with a troublesome asteroid. Just nuke it. But in this case, ...

Good news: It's probably not going to hit Earth anymore. Bad news: It still could hit the moon — and some astronomers think NASA should blow it up. An asteroid that could be as big as the Statue of ...

If an asteroid is on a collision course with the moon, what should humanity do? Try to nudge the space rock out of the way before it strikes? Obliterate it with a nuclear explosion? Such a cosmic ...