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This graphic shows the track for asteroid 2004 BL86, which will come about three times the distance from Earth to the moon on January 26, 2015.
This graphic shows the track for asteroid 2004 BL86, which will come about three times the distance from Earth to the moon on January 26, 2015.

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    Huge asteroid flies by Earth

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Huge asteroid flies by Earth

A big asteroid will fly by Earth, but NASA says don't worry -- we'll be safe. CNN's Rachel Crane reports.

Huge asteroid flies by Earth

A big asteroid will fly by Earth, but NASA says don't worry -- we'll be safe. CNN's Rachel Crane reports.