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Exoplanet

K2-268 b

1,069.09 light-years

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Discovery
Transit · 2018
Radius
1.5 (+0.12 / −0.07) Earth radii
Mass
2.86 Earth masses
Orbital period
2.1517 (+5 × 10⁻⁶ / −6 × 10⁻⁶) days
Semi-major axis
0.0308 (+2 × 10⁻⁴ / −2 × 10⁻⁴) AU
Equilibrium temperature
1,136 (+18 / −19) 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