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Public Universe

Exoplanet

HD 213885 c

156.84 light-years

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Discovery
Radial Velocity · 2019
Radius
4.71 Earth radii
Mass
19.95 (+1.38 / −1.36) Earth masses
Orbital period
4.785 (+5.6 × 10⁻⁴ / −5.1 × 10⁻⁴) days
Semi-major axis
0.0568 (+4.4 × 10⁻⁴ / −3.2 × 10⁻⁴) AU
Equilibrium temperature
1,265.4 (+7.3 / −8.4) 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