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Exoplanet

K2-101 b

614.25 light-years

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Discovery
Transit · 2016
Radius
2 (+0.14 / −0.07) Earth radii
Mass
4.66 Earth masses
Orbital period
14.6762 (+2.01 × 10⁻⁵ / −2.03 × 10⁻⁵) days
Semi-major axis
0.1124 (+9.5 × 10⁻³ / −0.0239) AU
Equilibrium temperature
618 (+9 / −25) 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