In NASA reported that in the next hundred years, the world is threatened about 400 asteroids that may take place in different times in the immediate vicinity outside our atmosphere, but can not be excluded clash of space objects and the Earth.
The fact that scientists have discovered a new asteroid belt, which moves to the solar system. Objects of this zone of at least 100 meters in diameter can become a serious threat to the Earth.
The immediate threat for us will be the asteroid 2004 VD17, which in 2032 will pass at a distance of 3000 km from the Earth, with a diameter from 600 to 1000 meters and a weight of about one billion tons.
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