An Evolving Cosmic Shoreline and Sandbar Bounding the Rocky Airless Valley

arXiv:2608.23912 · astro-ph.EP, astro-ph.SR, physics.geo-ph · Submitted 2026-08-24 · Read on arXiv

astro-ph.EP, astro-ph.SR, physics.geo-ph

Submitted: 2026-08-24

Updated: 2026-08-24

Terminology

• Core — 8× in this paper · explained in 2 episodes
• Abundance — 5× in this paper · explained in 1 episode
• Calibration — 2× in this paper · explained in 7 episodes
• Archetype — 1× in this paper · explained in 1 episode
• Benchmark — 1× in this paper · explained in 2 episodes
• Entrainment — 1× in this paper · explained in 2 episodes
• Trace — 1× in this paper · explained in 2 episodes

Sources

• The 3D Cosmic Shoreline for Nurturing Planetary Atmospheres
• Do Rocky Planets around M Stars Have Atmospheres? A Statistical Approach to the Cosmic Shoreline
• The Persistent Thermal Anomalies in Rocky Worlds
• An empirical determination of the Cosmic Shoreline
• What's Inside Matters: The Effect of Oxygen Fugacity and Initial Volatile Abundance on the Atmospheres of the TRAPPIST-1 Planets
• Report of the Working Group on Strategic Exoplanet Initiatives with HST and JWST
• Hydrogen and Helium Dissolution, Outgassing, and Loss in Evolving Sub-Neptune Magma Oceans: Examining Demographic Features and Radius Evolution
• A Thick Volatile Atmosphere on the Ultrahot Super-Earth TOI-561 b

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