Exoplanet
Kepler-391 b
Orbiting Kepler-391
Overview
Kepler-391 b is an exoplanet orbiting the star Kepler-391, discovered in 2014 using the Transit method. It is a Mini-Neptune world.
Key Measurements
Radius
2.50
Earth radii
015 R⊕
Mass
1100.00
Earth masses
0500 M⊕
Orbital Period
7.4
days
0.1d10,000d
Distance
869.2
parsecs
Nearby10,000 pc
Equilibrium Temp
930
K
150 K3,500 K
Radius (Earth radii)
2.50
Mass (Earth masses)
1100.00
Measured
Equilibrium Temperature
930 K
Orbital Period
7.42 days
Distance from Earth
869.2 pc (~2835 ly)
Spectral Type
K2 III-IV
Temperature
5038 K
Mass (Solar)
1.27 M☉
Radius (Solar)
2.88 R☉
Luminosity
0.66 log L☉
Planets in System
2
Stars in System
1
Coordinates (RA, Dec)
290.6219°, 51.0573°
Discovery Method
Transit
Discovery Year
2014
Data Sources
Source ID: Kepler-391 b