Near-Earth asteroid 2012 DA14 to make extremely close approach in February 2013
A small asteroid designated 2012 DA14 will make an extremely close approach on February 15, 2013. It will pass by Earth at a distance of about 27 000 km (17 000 miles/no closer than 0.000181 AU) from the center of the Earth; within about 3.5 Earth radii of the…