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

2???300???????

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???

???:????