Exoplanet

Kepler-489 b

Orbiting Kepler-489

Overview

Kepler-489 b is an exoplanet orbiting the star Kepler-489, discovered in 2016 using the Transit method. It is a Neptune-sized world.

Key Measurements

Radius

7.72

Earth radii

015 R⊕

Mass (est.)

49.11

Earth masses

0500 M⊕

Orbital Period

17.3

days

0.1d10,000d

Distance

369.6

parsecs

Nearby10,000 pc

Radius (Earth radii)

7.72

Mass (Earth masses)

49.11

Estimated

Equilibrium Temperature

Unknown

Parameter source: Morton et al. 2016

Orbital Period

17.276+0.000−0.000days

Distance from Earth

369.6 pc (~1206 ly)

Spectral Type

Unknown

Temperature

5014 K

Mass (Solar)

0.82 M☉

Radius (Solar)

0.76 R☉

Luminosity

Unknown

Planets in System

1

Stars in System

1

Coordinates (RA, Dec)

290.8332°, 38.1842°

Discovery Method

Transit

Discovery Year

2016

Data Sources
NASA Exoplanet Archive

Source ID: Kepler-489 b

System Context

Kepler-489 b orbits Kepler-489 and was reported in 2016 and was detected with the Transit method.

Published measurements list a radius of 7.72 Earth radii, a mass of 49.11 Earth masses (estimated), and an orbital period of 17.28 days.

Catalog data places the system at about 369.6 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-489
Kepler-489 b