TECH
03/18/2010 05:12 am ET Updated May 25, 2011

2009 VA: Asteroid Whizzes Past Earth Just 8,700 Miles Away

Although no one noticed at the time, the Earth was almost hit by an asteroid last Friday.

The previously undiscovered asteroid came within 8,700miles of Earth but astronomers noticed it only 15 hours before it made its closest approach.

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