An ancient meteorite contains the oldest solid material ever found on Earth. Kristen makes an exciting announcement about an upcoming project!

References and Resources

• Article
• • "Meteorite contains the oldest material on Earth: 7-billion-year-old stardust"
  • • https://www.sciencedaily.com/releases/2020/01/200113153306.htm
• Primary Literature
• • "Lifetimes of interstellar dust from cosmic ray exposure ages of presolar silicon carbide"
  • • https://www.pnas.org/content/early/2020/01/07/1904573117

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