Exoplanet
Kepler-1991 c
Orbiting Kepler-1991
Overview
Kepler-1991 c is an exoplanet orbiting the star Kepler-1991, discovered in 2023 using the Transit method. It is a Mini-Neptune world.
Key Measurements
Radius
2.57
Earth radii
015 R⊕
Mass (est.)
7.59
Earth masses
0500 M⊕
Orbital Period
22.8
days
0.1d10,000d
Distance
855.8
parsecs
Nearby10,000 pc
Equilibrium Temp
634
K
150 K3,500 K
Radius (Earth radii)
2.57
Mass (Earth masses)
7.59
Estimated
Equilibrium Temperature
634 K
Orbital Period
22.79 days
Distance from Earth
855.8 pc (~2791 ly)
Spectral Type
Unknown
Temperature
5478 K
Mass (Solar)
0.91 M☉
Radius (Solar)
1.05 R☉
Luminosity
Unknown
Planets in System
2
Stars in System
1
Coordinates (RA, Dec)
285.0361°, 45.0710°
Discovery Method
Transit
Discovery Year
2023
Data Sources
Source ID: Kepler-1991 c