?????????,“?????????”

????:?????????:??????2019

???????,??????“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??

??????:???