?????????,“?????????”

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

?????????????,?“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???

??????:??