?????????,“?????????”

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

?,??“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??

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