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Public Universe

Exoplanet

LHS 3154 b

51.4 light-years

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Discovery
Radial Velocity · 2023
Radius
3.69 Earth radii
Mass
13.15 (+0.84 / −0.82) Earth masses
Orbital period
3.7178 (+8 × 10⁻⁴ / −8.1 × 10⁻⁴) days
Semi-major axis
0.0226 (+1.8 × 10⁻⁴ / −1.8 × 10⁻⁴) AU
Equilibrium temperature
343.83 (+10.45 / −10.45) 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