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The Kepler-1705 System

2 planets Cygnus

Kepler-1705 is a planetary system in the constellation Cygnus hosting 2 confirmed exoplanets, about 5,328 light-years from Earth.

Size Comparison: The Planets of Kepler-1705

Earth1.00 R⊕b2.03 R⊕c2.05 R⊕
Compare any two worlds side by side in the Exoplanet Explorer app ›

Kepler-1705: Star and Habitable Zone

Kepler-1705

Surface temperature
6,312 K (Sun: 5,772 K)
Mass
1.14 M☉
Radius
1.26 R☉
Luminosity
2.2600 L☉
Age
2.6 billion years (Sun: 4.6)
Too hot Optimistic habitable zone Conservative habitable zone Too cold

Habitable zone of Kepler-1705: 1.092–2.543 AU (conservative: 1.383–2.411 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 2 Planets in the Kepler-1705 System

PlanetTypeOrbitRadiusESIDiscovered
Kepler-1705 bMini Neptune9.0 d2.03 R⊕0.262021
Kepler-1705 cSuper Earth11 d2.05 R⊕0.262021

Discovery History

The first planet found here, Kepler-1705 b, was discovered in 2021 using the transit method.

Frequently Asked Questions About Kepler-1705

How many planets does Kepler-1705 have?

Kepler-1705 has 2 confirmed exoplanets. More may await discovery.

Are any planets in the Kepler-1705 system habitable?

None of the known planets in Kepler-1705 orbit within the star's habitable zone.

How far away is Kepler-1705?

Kepler-1705 is about 5,328 light-years from Earth in the constellation Cygnus.

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