AglobalsteelworkscompanypartnerswithanaerospacefirmtominetheMoon.

　　However,whenadrillingaccidentcausesagiantpieceoftheMoontocrackoffandhurtletowardsEarth,thesurvivingspaceteamandtheheadofthefirmmustfigureouthowtodestroythemeteoroidbeforeitwipesouttheentireplanet…