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Public Universe

Exoplanet

PZ Tel b

153.5 light-years

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Discovery
Imaging · 2023
Radius
11.9 Earth radii
Mass
8,581.367 (+7,945.7102 / −2,860.4557) Earth masses
Orbital period
4.4 × 10⁴ (+4 × 10⁴ / −1 × 10⁴) days
Semi-major axis
27 (+14 / −4) AU
Equilibrium temperature
53.77 (+9.2 / −9.2) 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