????: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????

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