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James Webb Observations Sharpen the Debate Over How Supergiant Planets Form
Key Takeaways
- Astronomers used Webb to study 29 Cygni b, a gas giant about 15 times Jupiter’s mass.
- The planet’s heavy-element enrichment may help test competing theories of giant-planet formation.
- The research could help clarify the boundary between massive planets and star-like bodies.
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DT Editorial Team··via space.com
