CONFIRMED EXOPLANET · Sub-Neptune

Kepler-278 b

Orbits Host Star: Kepler-278 (Type K2 III-IV) · Distance: 1445.000 Light-Years (443.030 pc)

Planetary Radius

3.955 R⊕

Planetary Mass

56.000 M⊕

Surface Gravity

3.58 g / g⊕

Equilibrium Temp

586K (+313°C / +595°F)

Orbital Period

30.156 days

Discovery Year

2014 (Transit)

Habitability Assessment

⚠️ Thermal Exclusions: High equilibrium temperature (586 K · +313°C / +595°F) places this world well interior to the runaway greenhouse threshold.

Discovery Facility: Kepler.

Other Worlds in the Kepler-278 System (1)

Kepler-278 c

Sub-Neptune · 51.1d

NASA EXOPLANET ARCHIVE COMPOSITE PARAMETERS

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