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

2???????

3????????

4?????app????

5???9598??

?????????,????????????????????????“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?????????

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