Exoplanet

Kepler-689 b

Orbiting Kepler-689

Overview

Kepler-689 b is an exoplanet orbiting the star Kepler-689, discovered in 2016 using the Transit method. It is a Mini-Neptune world.

Key Measurements

Radius

2.89

Earth radii

015 R⊕

Mass (est.)

9.26

Earth masses

0500 M⊕

Orbital Period

22.4

days

0.1d10,000d

Distance

1131.7

parsecs

Nearby10,000 pc

Radius (Earth radii)

2.89

Mass (Earth masses)

9.26

Estimated

Equilibrium Temperature

Unknown

Parameter source: Morton et al. 2016

Orbital Period

22.367+0.000−0.000days

Distance from Earth

1131.7 pc (~3691 ly)

Spectral Type

Unknown

Temperature

5518 K

Mass (Solar)

0.91 M☉

Radius (Solar)

0.88 R☉

Luminosity

Unknown

Planets in System

1

Stars in System

1

Coordinates (RA, Dec)

294.7106°, 39.5217°

Discovery Method

Transit

Discovery Year

2016

Data Sources
NASA Exoplanet Archive

Source ID: Kepler-689 b

System Context

Kepler-689 b orbits Kepler-689 and was reported in 2016 and was detected with the Transit method.

Published measurements list a radius of 2.89 Earth radii, a mass of 9.26 Earth masses (estimated), and an orbital period of 22.37 days.

Catalog data places the system at about 1,131.7 parsecs from Earth and 1 known planet in the system.

Host star

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

Open Kepler-689
Kepler-689 b