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Ancient Asteroid Dust Contains 4.6-Billion-Year Magnetic Record
Key Takeaways
- Ryugu dust samples contain magnetic signatures dating to the solar system's formation 4.6 billion years ago
- The study resolved conflicting earlier results by analyzing many more samples
- Findings inform models of how planets formed from the protoplanetary disk
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DT Editorial Team··3 min read·via universetoday.com














