?????????,“?????????”

????:??????:?????400????

?,??????“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??

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