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Public Universe

Exoplanet

bet Cnc b

290.43 light-years

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Discovery
Radial Velocity · 2014
Radius
12.6 Earth radii
Mass
2,479 (+254.3 / −254.3) Earth masses
Orbital period
605.2 (+4 / −4) days
Semi-major axis
1.7 (+0.1 / −0.1) AU
Equilibrium temperature
1,039.74 (+34.06 / −34.06) 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