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Public Universe

Exoplanet

ome Ser b

250.34 light-years

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Discovery
Radial Velocity · 2013
Radius
14 Earth radii
Mass
233.9217 (+19.0697 / −33.6898) Earth masses
Orbital period
278.59 (+0.8 / −0.61) days
Semi-major axis
0.838 (+2 × 10⁻³ / −1 × 10⁻³) AU
Equilibrium temperature
824.94 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