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Kepler-438 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/Kepler-438 b

Confirmed exoplanet · Terrestrial

Kepler-438 b

Orbiting Kepler-438

Discovered in 2015 using Transit. This page reflects the latest synchronized NASA Exoplanet Archive composite record.

NASA Archive record ↗Back to catalog →

Generic terrestrial catalog artwork; not a direct image of Kepler-438 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,015
Method: Transit
Radius: 1.12 R⊕
Mass: 1.46 M⊕
Orbit: 35.23319 days
Distance: 195.942872 pc

Planet profile

Orbit and physical properties

Orbital period: 35.23319 days
Semi-major axis: 0.166 AU
Eccentricity: 0.03
Radius: 1.12 Earth radii
Mass: 1.46 Earth masses
Mass provenance: M-R relationship
Density: 5.71 g/cm³
Equilibrium temperature: 288 K
Insolation: 1.4 Earth flux

Host system

Star and system properties

Host star: Kepler-438
Stars in system: 1
Known planets in system: 1
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: 3,748 K
Stellar radius: 0.52 R☉
Stellar mass: 0.544 M☉
Stellar metallicity: 0.16 dex
Stellar age: 4.4 Gyr
Distance: 195.942872 parsecs
Right ascension: 18h46m34.97s
Declination: +41d57m03.85s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,015
Publication date: 2015-02
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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