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Countdown to Impact

National Geographic Channel Naked Science: Season 6: Episode 23

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Countdown to Impact

Episode Details & Credits

National Geographic Channel | National Geographic | Air Date: December 3, 2009

Starring: Eric Meyers, Rushmore DeNooyer, Chris Broyles

Summary: In 2008, and for the first time in history, scientists were able to track an asteroid on a collision course with Earth. It hit in the desert in Sudan, very close to where experts predicted. Scientists believe we should be much more concerned about these smaller asteroids and the possibility of them impacting a populated area. TheyIn 2008, and for the first time in history, scientists were able to track an asteroid on a collision course with Earth. It hit in the desert in Sudan, very close to where experts predicted. Scientists believe we should be much more concerned about these smaller asteroids and the possibility of them impacting a populated area. They believe emergency management programs should be planning for such an event, just as they would a hurricane or earthquake. This episode looks at what could happen if an area like San Francisco should need to be evacuated because of an impending collision.… Expand

Genre(s): Documentary, Science

Season 6 Episodes

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S6:E25. Ancient Astronomers
Air Date: December 17, 2009
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S6:E24. Vesuvius Time Bomb
Air Date: December 10, 2009
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S6:E23. Countdown to Impact
Air Date: December 3, 2009

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Seasons & Episodes

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Series Overview
Season 9

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- Season 9 Overview
  Air Date: September 1, 2004
Season 8

tbd
- Season 8 Overview
  Air Date: January 13, 2011
Season 7

tbd
- Season 7 Overview
  Air Date: January 28, 2010
Season 6

tbd
- Season 6 Overview
  Air Date: February 5, 2009
- tbd
  S6:E25. Ancient Astronomers
  Air Date: December 17, 2009
- tbd
  S6:E24. Vesuvius Time Bomb
  Air Date: December 10, 2009
- tbd
  S6:E23. Countdown to Impact
  Air Date: December 3, 2009
- tbd
  S6:E22. Dirty Bomb Attack
  Air Date: November 12, 2009
- tbd
  S6:E21. Earthquake Swarm
  Air Date: November 5, 2009
- tbd
  S6:E20. Incinerator Earth
  Air Date: October 22, 2009
- tbd
  S6:E19. Stephen Hawking's Universe
  Air Date: August 23, 2009
- tbd
  S6:E18. Living on the Moon
  Air Date: July 19, 2009
- tbd
  S6:E17. How the West Was Made
  Air Date: July 16, 2008
- tbd
  S6:E16. Tsumani from Outer Space
  Air Date: July 9, 2009
- tbd
  S6:E15. Secret World of Fireworks
  Air Date: July 2, 2009
- tbd
  S6:E14. Earth's Evil Twin
  Air Date: June 25, 2009
- tbd
  S6:E13. Twister Outbreak
  Air Date: June 11, 2009
- tbd
  S6:E12. Anatomy of a Hurricane
  Air Date: June 4, 2009
- tbd
  S6:E11. Earth's Crust
  Air Date: May 7, 2009
- tbd
  S6:E10. How to Kill a Planet
  Air Date: April 23, 2009
- tbd
  S6:E9. Great Lakes
  Air Date: April 2, 2009
- tbd
  S6:E8. Monster Black Holes
  Air Date: March 26, 2009
- tbd
  S6:E7. Death of a Star
  Air Date: March 12, 2009
- tbd
  S6:E7. Five Years on Mars
  Air Date: August 3, 2008
- tbd
  S6:E6. Journey to Jupiter
  Air Date: March 12, 2008
- tbd
  S6:E5. The Death of Earth
  Air Date: March 11, 2009
- tbd
  S6:E4. Ice Age Meltdown
  Air Date: March 9, 2009
- tbd
  S6:E3. Birth of the Oceans
  Air Date: March 5, 2009
- tbd
  S6:E2. Super Diamonds
  Air Date: February 26, 2009
- tbd
  S6:E1. Solar Storm
  Air Date: February 5, 2009
Season 5

tbd
- Season 5 Overview
  Air Date: February 11, 2008
Season 4

tbd
- Season 4 Overview
  Air Date: January 31, 2007
Season 3

tbd
- Season 3 Overview
  Air Date: January 15, 2006
Season 2

tbd
- Season 2 Overview
  Air Date: January 5, 2005
Season 1

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- Season 1 Overview
  Air Date: September 15, 2004