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explorers there are built from the labor and ingenuity of dozens of countries, held together by shared agreements and shared aspirations. That shift in the story is worth noticing, even quietly, even halfway to sleep. The Science of the Moon. The Moon is a geological library. Because it has no plate tectonics, no volcanic resurfacing in most regions, no erosion from rain or wind, the surface preserves events that happened billions of years ago. A crater made four billion years ago looks almost