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

2??????????

3?????

4?????????

5???spa???????

???,???????“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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