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

2?????

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?????

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