Star

Kepler-18

Host star

Overview

Kepler-18 is a host star with 3 known exoplanets. It is located approximately 1412 light-years from Earth.

Key Measurements

Planets

3

012+

Distance

433.0

pc

Nearby10,000 pc

Temperature

5345

K

2,000 K40,000 K

V Magnitude

13.77

Spectral Type

Unknown

Temperature

5345 K

Mass (Solar)

0.97 M☉

Radius (Solar)

1.11 R☉

Luminosity

-0.03 log L☉

Metallicity [Fe/H]

0.19

Age

10.0 Gyr

Known Planets

3

Stars in System

1

Planets (NASA)

3

Distance

433.0 pc (~1412 ly)

V Magnitude

13.77

K Magnitude

11.76

Coordinates (RA, Dec)

298.0794°, 44.7462°

Planets in this System(3 known)
Kepler-18 b

Kepler-18

Radius

2.00Earth radii

Mass

6.90Earth masses

Orbital Period

3.5days

Distance

433.0parsecs

Discovered 2011

Exoplanet
Kepler-18 c

Kepler-18

Radius

5.49Earth radii

Mass

17.30Earth masses

Orbital Period

7.6days

Distance

433.0parsecs

Discovered 2011

Exoplanet
Kepler-18 d

Kepler-18

Radius

6.98Earth radii

Mass

16.40Earth masses

Orbital Period

14.9days

Distance

433.0parsecs

Discovered 2011

Exoplanet
Data Sources
NASA Exoplanet Archive

Source ID: Kepler-18