????: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???

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