Most High-density Exoplanets Are Unlikely to Be Remnant Giant Planet's Cores

Some exoplanets have much higher densities than expected from stellar abundances of planet-forming elements. There are two theories—metal-rich formation hypothesis and naked core hypothesis—that explain how formation and evolution can alter the compositions and structures of rocky planets to diverge...

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Bibliographic Details
Main Authors: Zifan Lin, Saverio Cambioni, Sara Seager
Format: Article
Language:English
Published: IOP Publishing 2025-01-01
Series:The Astrophysical Journal Letters
Subjects:
Online Access:https://doi.org/10.3847/2041-8213/ad86c3