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An article looking at how astronomers are detecting asteroids that come near Earth and what we can do to them if they look like they are going to hit us.
A description of how asteroids could be mined to obtain building supplies for space colonisation. From HowStuffWorks.com.
The UN have agreed what to do in case an asteroid threatens Earth.
A look at methods being considered to divert an asteroid from nudging it to pulling it off course.
A range of factors go into deciding what risk an asteroid or comet poses to us.
A new way to deflect potential dangerous asteroids uses paint to harness the force of light reflecting from the surface.
Four ways to deflect an asteroid if it was heading towards us.
Site devoted to the near earth asteroid rendezvous (NEAR) of 2000. Includes many activities and images.
The difference between a comet, asteroid and meteorite neatly explained in this infographic.
An interactive guide to how asteroid mining might work
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