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A fully robotic round trip in 1970: Luna 16 landed, drilled into the Moon, sealed the sample, and flew it back to Earth with no human aboard, a first in history. It brought home 101 grams, a modest haul next to the Apollo crates, but it proved robots could fetch pieces of other worlds. Every sample return mission since walks in its footsteps.
🚀 Fly there in the 3D universe