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Exoplanet

L 98-59 b

34.64 light-years

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Discovery
Transit · 2019
Radius
0.837 (+0.019 / −0.019) Earth radii
Mass
0.46 (+0.11 / −0.11) Earth masses
Orbital period
2.2531 (+4 × 10⁻⁷ / −4 × 10⁻⁷) days
Semi-major axis
0.0223 (+7 × 10⁻⁴ / −7 × 10⁻⁴) AU
Equilibrium temperature
620 (+13 / −13) 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