Killer Asteroid: Defending Earth

This documentary confronts the threat of a killer asteroid and the effort to defend Earth from an impact from space. It follows cutting-edge missions and scientists working to track dangerous objects and develop ways to deflect them. The film balances the drama of a cosmic threat with the real science of planetary defence. It is a gripping watch for anyone interested in asteroids, space missions, and protecting the planet from disaster. Free to watch in HD on Dr Documentary.

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