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Science Friday > Archives > 1997 > January > January 17, 1997


Stray Asteroids

Commonly held beliefs about the stability of objects in our solar system are now being challenged. For instance, scientists say that more than two hundred asteroids have broken out of their sun-centered orbit and are roaming the solar system. In this hour of Science Friday, we'll find out how likely it is that one could hit Earth, and what ís being done to track near-Earth asteroids.

Guests:
Harold Levison
Senior Research Scientist
Space Science Department
Southwest Research Institute
Boulder, Colorado

Steve Pravdo
Project Manager and Co-Investigator
Near-Earth Asteroid Tracking Program
Jet Propulsion Laboratory
Pasadena, California

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