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HD 128717 b

Orbiting HD 128717, discovered in 2025 (7530) by European Space Agency (ESA) Gaia Satellite via the Astrometry method.

Planet

RadiusUnknown
Mass6293.00 M⊕
Orbital period3420.00 Earth days (~9.4 Earth years)
Orbital eccentricity0.850
Equilibrium temperatureUnknown

Host star — HD 128717

Temperature6210 K (5937 °C)
Radius1.25 R☉
Mass1.21 M☉

Location

Distance from Earth73.6 pc (~240 light-years)
Right ascension / Declination219.0882 / 57.5610

Last refreshed 2026-09-13 from NASA's Exoplanet Archive.