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Public Universe

Exoplanet

HD 156098 b

157.37 light-years

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Discovery
Radial Velocity · 2022
Radius
4.12 Earth radii
Mass
15.8914 (+3.4961 / −1.2713) Earth masses
Orbital period
21.8585 (+0.0123 / −6.01 × 10⁻³) days
Semi-major axis
0.167 (+8 × 10⁻³ / −9 × 10⁻³) AU
Equilibrium temperature
1,257.73 (+51.82 / −51.82) 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