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KOI-142 c is a Gas Giant exoplanet (a massive planet composed primarily of hydrogen and helium) with a mass of 214.1 Earth masses. The planet completes one orbit around its star every 22.3 Earth days. It was discovered in 2013 using the transit timing variations method. It orbits the star KOI-142, located approximately 377 parsecs (1229 light-years) from Earth.
2013
Discovered
214.1
Earth Masses
Discovery Information
Discovery MethodTransit Timing Variations
Discovery Year2,013
Discovery FacilityKepler
Orbital Properties
Orbital Period22.2649 days
Semi-Major Axis0.1544 AU
Eccentricity0.0572
Inclination93.15 deg
Physical Properties
Mass (Jupiter)0.674 MJ
Mass (Earth)214.1 M⊕
Planetary Extremes
Where KOI-142 c sits on the spectrum of all known exoplanets.
Mass214.1 M⊕
FeatherweightColossus
Year Length22.3 days
LightningGlacial
Star Distance0.154 AU
ScorchedFrozen exile
Star System View
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Orbit Comparison
Earth: 365.25 days (1 AU)KOI-142 c: 22.3 Earth days (0.154 AU)
Host Star: KOI-142
Effective Temperature5,466 K
Mass0.99 M☉
Radius0.897 R☉
Size vs Sun1.11x smaller
Metallicity [Fe/H]0.27
Distance (pc)376.863 pc
Distance (ly)1229.2 light-years
Planets in the KOI-142 System
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