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Where are elements heavier than iron, such as gold and lead, primarily forged in the universe?

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Correct answer: Supernova explosions and neutron star collisions

While normal stellar fusion can only create elements up to iron, the extreme energy of exploding stars (supernovae) and colliding neutron stars is required to forge heavier atoms like gold, platinum, and uranium.

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Source: Wikipedia (CC BY-SA)

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