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Kepler-186 d | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/Kepler-186 d

Confirmed exoplanet · Terrestrial

Kepler-186 d

Orbiting Kepler-186

Discovered in 2014 using Transit. This page reflects the latest synchronized NASA Exoplanet Archive composite record.

NASA Archive record ↗Back to catalog →

Kepler-186f, the First Earth-size Planet in the Habitable Zone Artist Concept, an official NASA exoplanet image or artist concept — Sourced object or system artworkNASA/Ames/SETI Institute/JPL-Caltech

Discovery: 2,014
Method: Transit
Radius: 1.4 R⊕
Mass: 2.54 M⊕
Orbit: 13.342996 days
Distance: 177.594 pc

Planet profile

Orbit and physical properties

Orbital period: 13.342996 days
Semi-major axis: 0.0781 AU
Eccentricity: 0
Radius: 1.4 Earth radii
Mass: 2.54 Earth masses
Mass provenance: M-R relationship
Density: 5.09 g/cm³
Equilibrium temperature: 379 K
Insolation: 7.204 Earth flux

Host system

Star and system properties

Host star: Kepler-186
Stars in system: 1
Known planets in system: 5
Spectral type: M1
Stellar temperature: 3,788 K
Stellar radius: 0.472 R☉
Stellar mass: 0.478 M☉
Stellar metallicity: -0.28 dex
Stellar age: 4 Gyr
Distance: 177.594 parsecs
Right ascension: 19h54m36.66s
Declination: +43d57m17.96s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,014
Publication date: 2014-03
Discovery locale: Space
Facility: Kepler
Telescope: 0.95 m Kepler Telescope
Instrument: Kepler CCD Array
NASA Exoplanet Archive: Open composite record ↗

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