????:1???????????:???????

2??????v

3???????

4???98?

5?????

????????,????“2024 YR4”???“?????8????”??

????,??????,??????????,??????????????????,?“????”,????“??????????”?????????

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?????:???(CNN)

“2024 YR4”??2024??????12?????27???????????????,????40????????90????,?????

?????2025????????1??,NASA?????????????????????????,???4800???,?,????????

?,“2024 YR4”???????????????“????”?????????????????????????“?”????1????????????????????,???????????,??10??????

2013????????????,????????20?????????????,???,??????20?????????30?,?????????,?????????,??7000???????,?????????????1000???

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