Space Photos of the Week: 410 Lights Years Away, a Proto-Saturn Comes to Life

Water, water, everywhere! This is our moon, pockmarked with craters and scratches that show its rich history of run-ins with other objects in our solar system. But this time it’s something below the surface that has scientists excited. We knew there was water on the moon—and a decent amount, too—but new data reveals that instead …

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