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Contact: Lori Ann White
Stanford University

Perseus Iron Creation

Caption: Young stars, exploding supernovae, and active black holes produced powerful winds 10 billion to 12 billion years ago. These winds were the spoon that lifted the iron from the galaxies and mixed it with the intergalactic gas.

Credit: Akihiro Ikeshita

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Related news release: Stanford researchers show how universe's violent youth seeded cosmos with iron

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