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Exoplanet

Kepler-1617 b

2,929.9 light-years

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Discovery
Transit · 2016
Radius
1.2 (+0.37 / −0.16) Earth radii
Mass
1.87 Earth masses
Orbital period
27.4786 (+5.078 × 10⁻⁴ / −5.078 × 10⁻⁴) days
Semi-major axis
0.1771 (+1.58 × 10⁻³ / −1.58 × 10⁻³) AU
Equilibrium temperature
736 K
Mass provenance
M-R relationship

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