Asteroid headed toward Earth may arrive on Valentine's Day - 2046
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The space rock has a better chance of hitting a date of 14 February than our planet, NASA says.
Full ArticlePublished
The space rock has a better chance of hitting a date of 14 February than our planet, NASA says.
Full ArticleThe European Space Agency had been concerned it could happen
A similar-sized object caused a 12 megaton explosion when it exploded in the atmosphere in 1908