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Public Universe

Exoplanet

K2-124 b

457.87 light-years

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Discovery
Transit · 2017
Radius
2.9 (+0.1 / −0.1) Earth radii
Mass
8.75 Earth masses
Orbital period
6.4137 (+3.6 × 10⁻⁵ / −3.1 × 10⁻⁵) days
Semi-major axis
0.049 (+2 × 10⁻³ / −2 × 10⁻³) AU
Equilibrium temperature
442 (+17 / −17) K
Mass provenance
M-R relationship

Measurements may come from different studies and need not form one self-consistent model. “Msini” is a minimum mass; a mass inferred from radius is an estimate. Equilibrium temperature is a model estimate, not a measured surface temperature or evidence of habitability.

NASA archive record and references ↗

Snapshot retrieved: 2026-10-11T04:15:07.688253+00:00