CONFIRMED EXOPLANET · Sub-Neptune

HD 18143 b

Orbits Host Star: HD 18143 (Type K2) · Distance: 73.500 Light-Years (22.524 pc)

Planetary Radius

3.280 R⊕

Planetary Mass

10.806 M⊕

Surface Gravity

1 g / g⊕

Equilibrium Temp

770K (+497°C / +927°F)

Orbital Period

10.285 days

Discovery Year

2022 (Radial Velocity)

Habitability Assessment

⚠️ Thermal Exclusions: High equilibrium temperature (770 K · +497°C / +927°F) places this world well interior to the runaway greenhouse threshold.

Discovery Facility: Multiple Observatories.

Other Worlds in the HD 18143 System (1)

HD 18143 c

Gas Giant · 28982.4d

NASA EXOPLANET ARCHIVE COMPOSITE PARAMETERS

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