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The Kepler-343 System

2 planets Lyra

Kepler-343 is a planetary system in the constellation Lyra hosting 2 confirmed exoplanets, about 3,024 light-years from Earth.

Size Comparison: The Planets of Kepler-343

Earth1.00 R⊕b2.41 R⊕c2.02 R⊕
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Kepler-343: Star and Habitable Zone

Kepler-343

Surface temperature
5,807 K (Sun: 5,772 K)
Radius
1.43 R☉
Kepler-343 b Kepler-343 c
Too hot Optimistic habitable zone Conservative habitable zone Too cold

Habitable zone of Kepler-343: 1.084–2.553 AU (conservative: 1.373–2.420 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-343 System

PlanetTypeOrbitRadiusESIDiscovered
Kepler-343 bMini Neptune9.0 d2.41 R⊕0.242014
Kepler-343 cMini Neptune23 d2.02 R⊕0.282014

Discovery History

The first planet found here, Kepler-343 b, was discovered in 2014 using the transit method.

Frequently Asked Questions About Kepler-343

How many planets does Kepler-343 have?

Kepler-343 has 2 confirmed exoplanets. More may await discovery.

Are any planets in the Kepler-343 system habitable?

None of the known planets in Kepler-343 orbit within the star's habitable zone.

How far away is Kepler-343?

Kepler-343 is about 3,024 light-years from Earth in the constellation Lyra.

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