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Public Universe

Exoplanet

LHS 3844 b

48.55 light-years

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Discovery
Transit · 2019
Radius
1.286 (+0.043 / −0.044) Earth radii
Mass
2.37 (+0.25 / −0.25) Earth masses
Orbital period
0.4629 (+4.4 × 10⁻⁸ / −4.2 × 10⁻⁸) days
Semi-major axis
6.24 × 10⁻³ (+1.9 × 10⁻⁴ / −2 × 10⁻⁴) AU
Equilibrium temperature
816 (+14 / −14) 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