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

2???????????

3???????

4?????????

5?????98?

???,?????????“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???

?????????:??????????