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Public Universe

Exoplanet

Kepler-1438 b

3,764.27 light-years

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Discovery
Transit · 2016
Radius
0.94 (+0.19 / −0.1) Earth radii
Mass
0.779 Earth masses
Orbital period
2.3194 (+1.702 × 10⁻⁵ / −1.702 × 10⁻⁵) days
Semi-major axis
0.0346 AU
Equilibrium temperature
1,490 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