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near-earth object
(redirected from Near-Earth objects)

   Also found in: Dictionary/thesaurus, Wikipedia 0.03 sec.
near-earth object [‚nir ′ərth ‚äb‚jekt]
(astronomy)
An asteroid or comet whose orbit takes it within 1.3 astronomical units of the sun.


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The public can follow along as we continue to study Apophis and other near-Earth objects by visiting us on our AsteroidWatch Web site and by following us on the @AsteroidWatch Twitter feed," he added.
Four years ago, Congress directed NASA to locate at least 90 percent of near-Earth objects larger than 140 meters in diameter by 2020.
Throughout the spring 2009 semester, physics students at Mountain View studied telescope images taken to identify potentially dangerous near-Earth objects and communicated their findings electronically to International Astronomical Search Collaboration personnel.
 
 
 
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