Exploding stars have left their radioactive mark on our planet. Now scientists have found more evidence of a particularly violent event in Earth’s more ancient past. The post Exploding Stars Sprinkled Ancient Earth With Radioactive Iron and Plutonium appeared first on Sky & Telescope.
Exploding Stars Sprinkled Ancient Earth With Radioactive Iron and Plutonium
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June 23, 2026 •
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Sky & Telescope
