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Exoplanet

LHS 1140 c

48.88 light-years

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Discovery
Transit · 2018
Radius
1.272 (+0.026 / −0.026) Earth radii
Mass
1.91 (+0.06 / −0.06) Earth masses
Orbital period
3.7779 (+2 × 10⁻⁶ / −2 × 10⁻⁶) days
Semi-major axis
0.027 (+5 × 10⁻⁴ / −5 × 10⁻⁴) AU
Equilibrium temperature
422 (+7 / −7) K
Mass provenance
Mass

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