????: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?????

?????:????