CONFIRMED EXOPLANET · Sub-Neptune

TOI-1438 b

Orbits Host Star: TOI-1438 (Type K0 V) · Distance: 360.400 Light-Years (110.513 pc)

Planetary Radius

3.040 R⊕

Planetary Mass

9.400 M⊕

Surface Gravity

1.02 g / g⊕

Equilibrium Temp

971K (+698°C / +1288°F)

Orbital Period

5.14 days

Discovery Year

2025 (Transit)

Habitability Assessment

⚠️ Thermal Exclusions: High equilibrium temperature (971 K · +698°C / +1288°F) places this world well interior to the runaway greenhouse threshold.

Discovery Facility: Transiting Exoplanet Survey Satellite (TESS).

Other Worlds in the TOI-1438 System (1)

TOI-1438 c

Sub-Neptune · 9.4d

NASA EXOPLANET ARCHIVE COMPOSITE PARAMETERS

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