As dark moonless skies make new observations of asteroid 2024 YR4 possible, researchers are refining its orbit — and its ...
The risk that an increasingly ominous asteroid dubbed 2024 YR4 will crash into Earth in seven years now exceeds the the ...
YR4 has grabbed headlines lately, after NASA calculated a 1-in-32 chance of an impact in 2032 – the highest chance ever for ...
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