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Exoplanet

K2-215 b

1,317.55 light-years

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Discovery
Transit · 2018
Radius
2.1238 (+0.2591 / −0.1579) Earth radii
Mass
5.16 Earth masses
Orbital period
8.2696 (+4.67 × 10⁻⁴ / −4.56 × 10⁻⁴) days
Semi-major axis
Unknown
Equilibrium temperature
Unknown
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