Asteroid expert Gretchen Benedix looks at nine asteroid disasters from movies and TV and rates them based on realism. She looks at "Armageddon" (1998), "Greenland" (2020), "Deep Impact" (1998 ...

Report suggests we're poorly prepared in unlikely event of space rock impact READ MORE: 'Cataclysmic' collision of giant asteroids is discovered by NASA Being wiped out by a massive space rock ...

To prevent this disaster, NASA recruits Harry Stamper ... to ensure the bomb detonates, splitting the asteroid and saving Earth. The film concludes with the surviving crew returning as heroes ...