吉萨大金字塔与光速
吉萨金字塔所在的纬度29.9792458°N恰好与真空中的光速299,792,458米/秒的数字序列相同，这一巧合引发了关于古代文明是否掌握先进知识的讨论，但更可能只是数字上的偶然对应。
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Artemis II is NASA's first crewed mission to orbit the Moon since Apollo, marking a significant step in returning humans to lunar exploration. The mission will test systems for future lunar landings and establish a sustainable presence on the Moon.
The Artemis II mission, which will carry astronauts around the Moon without landing, is not designed for significant lunar science. Its primary purpose is to demonstrate human spaceflight capabilities and test systems for future Artemis missions.