SMRTR Science & EngineeringAug 3, 2026Nautilus

55 Years Ago, an Apollo 15 Astronaut Dropped a Hammer on the Moon

SMRTR summary

Apollo 15 astronaut David Scott proved Galileo's theory by dropping a hammer and feather simultaneously on the moon in 1971, confirming objects fall at equal speeds in a vacuum—an experiment with real consequences for the crew's safe return.

SMRTR provides this summary for quick context. The original article belongs to Nautilus.

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