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

2??????????

3?????

4?????????

5???????????

?2??16?? ??(CNN)????????????,?????(NASA)?,?????????“2024 YR4”?,?2%???????????2032???????????

???????????:???(CNN)

“2024 YR4”?????2024???12???????????????27???????,????????40????????????????????????90??????,???

?????????2025??????1????,NASA????????????,????4800???????????????????,????,??????

????,“2024 YR4”???“????????”??????????????“????”?1?????????,?????,???????????????????10??

2013?,????????????????????20????,???,???20?????30??,?,?,?????7000???????,?????1000?????

??:????