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

2?????????

3???????

4?????????

5?????????

?????,???????“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?????????????????????

????:??