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

??:??