Exoplanet

Kepler-204 b

Orbiting Kepler-204

Overview

Kepler-204 b is an exoplanet orbiting the star Kepler-204, discovered in 2014 using the Transit method. It is a Mini-Neptune world.

Key Measurements

Radius

2.53

Earth radii

015 R⊕

Mass (est.)

7.39

Earth masses

0500 M⊕

Orbital Period

14.4

days

0.1d10,000d

Distance

686.7

parsecs

Nearby10,000 pc

Radius (Earth radii)

2.53

Mass (Earth masses)

7.39

Estimated

Equilibrium Temperature

Unknown

Parameter source: Rowe et al. 2014

Orbital Period

14.401+0.000−0.000days

Semi-Major Axis

0.1170au

Distance from Earth

686.7 pc (~2240 ly)

Spectral Type

Unknown

Temperature

5812 K

Mass (Solar)

Unknown

Radius (Solar)

1.24 R☉

Luminosity

Unknown

Planets in System

2

Stars in System

1

Coordinates (RA, Dec)

285.3472°, 41.7618°

Discovery Method

Transit

Discovery Year

2014

Data Sources
NASA Exoplanet Archive

Source ID: Kepler-204 b

System Context

Kepler-204 b orbits Kepler-204 and was reported in 2014 and was detected with the Transit method.

Published measurements list a radius of 2.53 Earth radii, a mass of 7.39 Earth masses (estimated), and an orbital period of 14.4 days.

Catalog data places the system at about 686.7 parsecs from Earth and 2 known planets in the system.

Host star

Explore the stellar record for this system to compare temperature, spectral type, and known planets.

Open Kepler-204

More planets in this system

Kepler-204 c