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Near impact: asteroid to narrowly miss Earth

Graphic showing the flybys of asteroids and comets to come in 2013, starting on February 15. An asteroid will zoom within spitting distance of Earth next week, in what NASA said is the closest flyby ever predicted for an object this large.Hold on to your hats: an asteroid will zoom within spitting distance of Earth next week, in what NASA said is the closest flyby ever predicted for an object this large.