Asteroid that came nearer to Earth than the moon (... but was only spotted two days before the close encounter)Submitted by Bob-45 on Sat, 12/15/2012 - 08:57
A recently discovered asteroid gave Earth a close shave yesterday as it came within the moon's orbit.
The near-Earth asteroid 2012 XE54, which was only spotted for the first time on Sunday, came within 140,000 miles of our planet
The moon orbits at an average distance of 240,000 miles or so from the Earth.
Astronomers estimate that 2012 XE54 is about 120ft wide - big enough to cause substantial damage if it ever hits us.
Read more: http://www.dailymail.co.uk/sciencetech/article-2247037/3-mil...
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