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Will a doomsday rock the size of the Rose Bowl hit Earth in 2036?
Publish Date: Topic: Space + FlightSpace & FlightBrand: NOVA ScienceNOWNOVA ScienceNOW

(This video is no longer available for streaming.) The Apophis asteroid appears in telescopes as nothing more than a moving speck of light. But the latest data tell us that this rock is bigger than the Rose Bowl and is hurtling towards Earth on what could be a collision course. Most unsettling, if it struck it would release the energy of 100 nuclear bombs. NOVA scienceNOW host Neil Tyson investigates this disturbing threat in our solar system.

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Major funding for NOVA is provided by the David H. Koch Fund for Science, the Corporation for Public Broadcasting, and PBS viewers. Additional funding is provided by the NOVA Science Trust.