Whew!
It’s happening again: A near-Earth asteroid named 2005 YU55, which is on the list of potentially dangerous asteroids, was observed with the Arecibo Telescope’s planetary radar on April 19, 2010 when it was about 1.5 million miles from the Earth, which is about 6 times the distance to the moon. Will there be an impact? Will someone help prevent this potential catastrophe?
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