asteroid estimated to be the size of the Space Needle tower in Washington is set to collide with Earth's orbit on Christmas Day.As the world celebrates Christmas, asteroid 501647 will be zooming past planet Earth at 22,300 miles per hour.
It is expected to pass our planet safely but will collide with the Earth's orbit beforehand as NASA have classed it as an Apollo asteroid.Apollo asteroids are Near Earth Objects that have a greater axis than the rest of the Earth and therefore collide with the planet in orbit.
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