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

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