Metal-Poor Stars as Metal-Rich Impostors via Planet Engulfment

arXiv:2609.29174 · astro-ph.SR, astro-ph.EP, astro-ph.GA · Submitted 2026-09-24 · Read on arXiv

astro-ph.SR, astro-ph.EP, astro-ph.GA

Submitted: 2026-09-24

Updated: 2026-09-26

Terminology

• Metallicity — 52× in this paper · explained in 3 episodes
• Abundance — 20× in this paper · explained in 1 episode
• Core — 6× in this paper · explained in 2 episodes
• Adam — 2× in this paper · explained in 2 episodes
• Angular Momentum Transport — 2× in this paper · explained in 3 episodes
• Angular Momentum Loss — 1× in this paper · explained in 1 episode
• Momentum transfer — 1× in this paper · explained in 2 episodes
• Population Synthesis — 1× in this paper · explained in 2 episodes

Sources

• Chemical paradox in a binary system: Exploring metal enrichment in HD 81809B

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