Saturns Are Not Large Neptunes: The effect of removing inflated giants from empirical mass-radius relations

arXiv:2609.17025 · astro-ph.EP · Submitted 2026-09-15 · Read on arXiv

astro-ph.EP

Submitted: 2026-09-15

Updated: 2026-09-15

Comments: 7 pages, 5 figures, accepted for publication in MNRAS

License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/

Terminology

• Degeneracy — 6× in this paper · explained in 3 episodes
• Robustness — 2× in this paper · explained in 5 episodes
• Bayesian Information Criterion — 1× in this paper
• Pruning — 1× in this paper · explained in 4 episodes

Sources

• The Wide Field Infrared Survey Telescope: 100 Hubbles for the 2020s
• The mass-radius relationship from solar-type stars to terrestrial planets: a review
• Breaking up with the continuous exoplanet mass-radius relation
• HARPS3 for a Roboticized Isaac Newton Telescope
• The Hot Jupiter Radius Anomaly and Stellar Connections
• An Empirical Mass-Radius Relation for Cool Giant Planets
• Discovery of an Inflated Hot Neptune and Its Formation from Jovian Mass Loss

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