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

2?21????????

3??????

4????????

5?????????

???????????????2????????16????????? ?????????(CNN)?,??????????(NASA)??,??????“2024 YR4”?????,???????????2%??2032???

??:?????(CNN)

“2024 YR4”????2024????12???27????????????,??????40????????????????????????90???,??????

?2025???????????1?,NASA??????,????????????4800??????,??????????,??

?,“2024 YR4”?“???”??“????”????1????,???,????????10??????

2013???????????????????,???20???,????????????????????,??????????20?????30????,????????,???,???????7000??,?1000????

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