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Exoplanet

K2-276 b

1,592.14 light-years

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Discovery
Transit · 2018
Radius
3.77 (+0.21 / −0.21) Earth radii
Mass
13.7 Earth masses
Orbital period
18.7183 (+3.153 × 10⁻³ / −3.008 × 10⁻³) days
Semi-major axis
0.1291 (+1.1 × 10⁻³ / −1.1 × 10⁻³) AU
Equilibrium temperature
583 (+10 / −9) 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