Astronomers find asteroid with 1% chance of hitting Earth: Should we be worried?
YR4, which was recently spotted in the cosmos with a non-zero chance of hitting Earth in the coming years, may have caused ...
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'It's like taking a picture of lightning': How astronomers raced to track the smallest asteroid ever seen
"the best you usually can do is, you take a bunch of pictures and hope one of them has the flash in it." Researchers suspect the vast majority of the 330-pound (150 kilograms) asteroid vaporized ...