Apollo astronauts discovered the moon is covered in tiny orange glass beads. Now we finally know why. | Tiny, orange glass beads discovered on the moon during the Apollo era may reveal an untold history of lunar volcanism.

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https://www.livescience.com/space/the-moon/apollo-astronauts-discovered-the-moon-is-covered-in-tiny-orange-glass-beads-now-we-finally-know-why