What is Asteroid 2024 YR4?The asteroid itself is about 200 feet across — more than half the length of a football field. Scientists first spotted it in late 2024 with the Asteroid Terrestrial-impact Last Alert System station in Chile. Early predictions suggested a slight risk that the object could hit Earth in 2032. Follow-up observations later ruled out that possibility.
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沙特皇室 (House of Saud) 负责出钱，利用宗教影响力维持稳定。，更多细节参见PDF资料
何小鹏：我认为L4开始就会有新的责任主体，在今天全球科技发展的情况下，基本上从L2的下一个台阶就是L4，中间专门加一个L3实际对于硬件、软件、法律法规都是挑战，所以从我的角度来看，我认为中国应该一个是L2，一个是L4。
Трамп высказался о непростом решении по Ирану09:14