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Public Universe

Exoplanet

HD 100546 b

357.72 light-years

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The archive flags this planet’s confirmation as questioned in the literature.

Discovery
Imaging · 2014
Radius
77.3421 (+30.2643 / −32.5061) Earth radii
Mass
2,701.5415 (+1,271.3136 / −1,271.3136) Earth masses
Orbital period
Unknown
Semi-major axis
53 (+2 / −2) AU
Equilibrium temperature
94.67 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