7 November 2011 Updated at 19:53 ET
Giant asteroid to pass near Earth
Nasa’s Deep Space Network caught a glimpse of the asteroid on Monday
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An asteroid that is 400m (1,300ft) wide will pass by the Earth on Tuesday, closer to it even than the Moon.
It poses no danger to the Earth and it will be invisible to the naked eye.
link-
http://www.bbc.co.uk/news/science-environment-15572634