从“嫦娥奔月”的美丽传说到人类真正踏上月球,人类对月球的探索从未停止过。然而,在很多人看来,月球似乎从来都是那个模样,月圆月缺,月复一月。当你得知,曾几何时,地球的天空中甚至没有月球,你会不会感到惊讶?那么这个神秘的星球从哪儿来,又在经历着什么样的变化?要解答这些问题,我们要将目光投向很久以前。 From the beautiful legend of “Chang'e to the moon,” to the human being really set foot on the moon, the human exploration of the moon has never stopped. However, in many people's eyes, the moon seems to have always been that appearance, full moon, month after month. When you learned that there was a time when there was not even a moon in the sky of the earth, would not you be surprised? So where is the mysterious planet going and what changes are going through? To answer these questions, we must look to long, long ago.