"Mega-Earths" are likely an artifact of stellar activity

astro-ph.EP, astro-ph.IM, astro-ph.SR

Submitted: 2026-10-08

Updated: 2026-10-08

Comments: Submitted to ApJL 08/3036, resubmitted 10/2026

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

Sources

• GJ 523b is a Massive, 170 Myr-old Mega-Earth, Likely on a Polar Orbit
• Revisiting the Exo-Mercury Candidate GJ 367 b with ESPRESSO and a Self-Consistent Tidal Distortion Model

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