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Exoplanet

WASP-38 b

444.36 light-years

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Discovery
Transit · 2010
Radius
13.7871 (+0.6725 / −0.6725) Earth radii
Mass
1,093.3352 (+114.4188 / −114.4188) Earth masses
Orbital period
6.8719 (+1 × 10⁻⁵ / −1 × 10⁻⁵) days
Semi-major axis
0.0752 (+7.4 × 10⁻⁴ / −7.5 × 10⁻⁴) AU
Equilibrium temperature
1,250 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