????:1???????200??????:???????????

2?????92??95???

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???????????????????

??:?????