YR4 is circling Earth and NASA predicts it could strike the planet in 2032. Here's what to know about the asteroid headed ...
Even the smallest odds of an impact sound alarming, but scientists’ ability to calculate them is actually good news.
The asteroid measures between 130 and 300 feet ... rating using the Palermo Technical Impact Hazard Scale. Developed by NEO specialists, this scale compares the likelihood of a potential impact ...
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