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JPL Scientists Track Asteroid
Scientists at JPL are keeping track of an asteroid as big as an aircraft carrier as it zips by Earth on Tuesday in the closest encounter by such a massive space rock in more than three decades.
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JPL Scientists Track Asteroid
Scientists at JPL are keeping track of an asteroid as big as an aircraft carrier as it zips by Earth on Tuesday in the closest encounter by such a massive space rock in more than three decades.
Date: 11/9/11
Views: 2142
Video by:  NBC Los Angeles
 
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