????:1??????????100??:????

2???????80??

3??????

4????spa

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???

??:??????