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astro-ph.EP2026
Rattling Resonant Chains with Dynamical Tides and Parametric Resonance Passage
Mohammad Farhat, Eugene Chiang
Close-in sub-Neptunes are born in mean-motion resonant chains that break apart on a timescale of 100 Myr. If the chains are first ''rattled'' --- have their free eccentriciti…
astro-ph.EP2026
Magma Ocean Waves and Thermal Variability on Lava Worlds
Mohammad Farhat, Eugene Chiang
Lava worlds are rocky planets with dayside skins made molten by stellar irradiation. Tidal heating on these shortest-period planets is more than skin deep. We show how orbital ecce…