The Earth is constantly bombarded with space matter. Most burns up before it reaches the surface. But what if a giant asteroid was headed our way? In this high-interest title, the end of the world becomes a reality as a massive asteroid strikes Earth! Readers can put themselves in the line of impact with a narrative opening and discover if any asteroids are on course to collide with Earth anytime soon. Features follow the chain reaction of an asteroid impact and examine past asteroid impacts. Would we be able to save ourselves?