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The Kepler-167 System

4 planets 2 stars Cygnus

Kepler-167 is a planetary system in the constellation Cygnus hosting 4 confirmed exoplanets around 2 stars, about 1,115 light-years from Earth.

Size Comparison: The Planets of Kepler-167

Earth1.00 R⊕b1.72 R⊕c1.67 R⊕d1.24 R⊕e10.16 R⊕
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Star Kepler-167 and Its Habitable Zone

Kepler-167

Surface temperature
4,884 K (Sun: 5,772 K)
Mass
0.78 M☉
Radius
0.75 R☉
Luminosity
0.2890 L☉
Age
7.1 billion years (Sun: 4.6)
Kepler-167 b Kepler-167 c Kepler-167 d Kepler-167 e →
Too hot Optimistic habitable zone Conservative habitable zone Too cold

Habitable zone of Kepler-167: 0.423–1.028 AU (conservative: 0.536–0.975 AU), per Kopparapu et al. (2014). Earth orbits the Sun at 1 AU.

See the full interactive habitable-zone view in the Exoplanet Explorer app ›

All 4 Planets in the Kepler-167 System

PlanetTypeOrbitRadiusESIDiscovered
Kepler-167 bSuper Earth4.4 d1.72 R⊕0.282014
Kepler-167 cSuper Earth7.4 d1.67 R⊕0.292014
Kepler-167 dTerrestrial22 d1.24 R⊕0.382016
Kepler-167 eCold Gas Giant1,071 d10.16 R⊕0.172016

Discovery History

The first planet found here, Kepler-167 b, was discovered in 2014 using the transit method. The most recent addition, Kepler-167 e, followed in 2016.

Frequently Asked Questions About Kepler-167

How many planets does Kepler-167 have?

Kepler-167 has 4 confirmed exoplanets distributed around its 2 stars. More may await discovery.

Are any planets in the Kepler-167 system habitable?

None of the known planets in Kepler-167 orbit within the star's habitable zone.

How far away is Kepler-167?

Kepler-167 is about 1,115 light-years from Earth in the constellation Cygnus.

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