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isotope analysis
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How Old the Sun Is: The Cosmic Timeline of Our Star’s Age
What makes this figure so precise yet elusive? The Sun’s surface is a roiling plasma where temperatures exceed 5,500°C, and its core fuses hydrogen into helium...
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What makes this figure so precise yet elusive? The Sun’s surface is a roiling plasma where temperatures exceed 5,500°C, and its core fuses hydrogen into helium...