NASA plans to deal with killer comets or asteroids on collision courses with Earth are more advanced than many analysts had thought.
Flight International reported on Friday that the agency's Marshall Space Flight Centre has developed designs for an asteroid-buster spacecraft which could be launched using the future Ares V cargo rocket.
More: http://www.theregister.co.uk/2007/08/06/nasa_nuke_bot_vs_doom_boulder/
Old: http://www.theregister.co.uk/2007/08/01/armageddon_out_to_the_asteroids/