Exoplanet
Kepler-857 b
Orbiting Kepler-857
Overview
Kepler-857 b is an exoplanet orbiting the star Kepler-857, discovered in 2016 using the Transit method. It is a Neptune-sized world.
Key Measurements
Radius
6.80
Earth radii
015 R⊕
Mass (est.)
39.59
Earth masses
0500 M⊕
Orbital Period
85.4
days
0.1d10,000d
Distance
983.5
parsecs
Nearby10,000 pc
Radius (Earth radii)
6.80
Mass (Earth masses)
39.59
Estimated
Equilibrium Temperature
Unknown
Orbital Period
85.35 days
Distance from Earth
983.5 pc (~3208 ly)
Spectral Type
Unknown
Temperature
5773 K
Mass (Solar)
0.99 M☉
Radius (Solar)
0.99 R☉
Luminosity
Unknown
Planets in System
1
Stars in System
1
Coordinates (RA, Dec)
294.6324°, 43.4005°
Discovery Method
Transit
Discovery Year
2016
Data Sources
Source ID: Kepler-857 b