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Public Universe

Exoplanet

HD 13908 c

259.46 light-years

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Discovery
Radial Velocity · 2013
Radius
12.8 Earth radii
Mass
1,630.4 (+79.45 / −79.45) Earth masses
Orbital period
931 (+17 / −17) days
Semi-major axis
2.03 (+0.04 / −0.04) AU
Equilibrium temperature
273.57 (+9.09 / −9.09) K
Mass provenance
Msini

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