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

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

?????????

?:????(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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??:???????????,??????????,??????????????