To find out more about these planet killers and how they are tracked, check out the latest issue of How It Works magazine (issue 13) on sale now!
Video: How to destroy Earth
This amazing video from The Discovery Channel shows what would happen if a 500km asteroid hit our planet
3,734 views
More Like This...
-
Space
Video: The Ares 1 – NASA’s Space Shuttle Replacement
This video acts as a basic introduction to how NASA’s Ares 1 launch system will carry Orion crew exploration vehicles into space.
-
Space
Top Five Facts: Important Spacemen
We take a look at some of the most influential people in the history of human space exploration
-
Space
What’s the farthest man-made object from Earth?
If there are aliens out there, they’ll probably bump into this first…