A deadly meteor storm has been labeled a one-time celestial occurrence| but astrophysicist Steve Thomas believes something worse is yet to come. After discoveringhis asteroid tracking satellite is secretly being used for military surveillance| Steve leaks the truth to the press| and it costs him his reputation| his job| andhis friends. With the backlash of being a whistle-blower| the pressure threatens to tear his family apart| just when Steve discovers a threat to the entire planet: agiant dark asteroid invisible to current detection systems will soon strike the Earth. Barred from using his own satellite to prove the asteroid's existence| Steveis forced to work in the shadows in a desperate attempt to save humanity.