Exoplanet

Kepler-259 b

Orbiting Kepler-259

Overview

Kepler-259 b is an exoplanet orbiting the star Kepler-259, discovered in 2014 using the Transit method. It is a Mini-Neptune world.

Key Measurements

Radius

2.80

Earth radii

015 R⊕

Mass (est.)

8.78

Earth masses

0500 M⊕

Orbital Period

8.1

days

0.1d10,000d

Distance

1002.1

parsecs

Nearby10,000 pc

Radius (Earth radii)

2.80

Mass (Earth masses)

8.78

Estimated

Equilibrium Temperature

Unknown

Parameter source: Rowe et al. 2014

Orbital Period

8.115+0.0000.000days

Semi-Major Axis

0.0790au

Distance from Earth

1002.1 pc (~3269 ly)

Spectral Type

Unknown

Temperature

5938 K

Mass (Solar)

Unknown

Radius (Solar)

0.90 R☉

Luminosity

Unknown

Planets in System

2

Stars in System

1

Coordinates (RA, Dec)

288.2120°, 46.6150°

Discovery Method

Transit

Discovery Year

2014

Data Sources

Source ID: Kepler-259 b

System Context

Kepler-259 b orbits Kepler-259 and was reported in 2014 and was detected with the Transit method.

Published measurements list a radius of 2.8 Earth radii, a mass of 8.78 Earth masses (estimated), and an orbital period of 8.12 days.

Catalog data places the system at about 1,002.1 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-259

More planets in this system

Kepler-259 b