CONFIRMED EXOPLANET · Sub-Neptune

Kepler-291 b

Orbits Host Star: Kepler-291 · Distance: 5826.700 Light-Years (1786.480 pc)

Planetary Radius

2.160 R⊕

Planetary Mass

5.310 M⊕

Surface Gravity

1.14 g / g⊕

Equilibrium Temp

1212K (+939°C / +1722°F)

Orbital Period

3.547 days

Discovery Year

2014 (Transit)

Habitability Assessment

⚠️ Thermal Exclusions: High equilibrium temperature (1212 K · +939°C / +1722°F) places this world well interior to the runaway greenhouse threshold.

Discovery Facility: Kepler.

Other Worlds in the Kepler-291 System (1)

Kepler-291 c

Super-Earth · 5.7d

NASA EXOPLANET ARCHIVE COMPOSITE PARAMETERS

Inspect Raw NASA Archive Record ↗