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Public Universe

Exoplanet

G 261-6 b

34.66 light-years

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Discovery
Radial Velocity · 2025
Radius
1.1 Earth radii
Mass
1.37 (+0.23 / −0.22) Earth masses
Orbital period
5.4536 (+3.1 × 10⁻³ / −3.2 × 10⁻³) days
Semi-major axis
0.0297 (+8.7 × 10⁻⁴ / −9.3 × 10⁻⁴) AU
Equilibrium temperature
322.3 (+9.9 / −9.7) 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