????:1???????:???????

2?????wx????

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?????????

???:???