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Public Universe

Exoplanet

HD 189567 c

58.4 light-years

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Discovery
Radial Velocity · 2021
Radius
2.54 Earth radii
Mass
7 (+0.9 / −0.9) Earth masses
Orbital period
33.688 (+0.025 / −0.025) days
Semi-major axis
0.197 (+3 × 10⁻³ / −3 × 10⁻³) AU
Equilibrium temperature
634.41 (+10.48 / −10.48) 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