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Alien Comet 3I/ATLAS Reveals Extreme Deuterium Enrichment, Offering Clues to Distant Planetary Systems
Key Takeaways
- JWST's NIRSpec mapped deuterium in interstellar comet 3I/ATLAS.
- Comet contains over 30 times the deuterium of solar system comets.
- High deuterium indicates formation in extremely cold environment.
- Comet likely predates our Sun and solar system.
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DT Editorial Team··via phys.org