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K2-158 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/K2-158 b

Confirmed exoplanet · Neptune Like

K2-158 b

Orbiting K2-158

Discovered in 2018 using Transit. This page reflects the latest synchronized NASA Exoplanet Archive composite record.

NASA Archive record ↗Back to catalog →

Generic neptune like catalog artwork; not a direct image of K2-158 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,018
Method: Transit
Radius: 2.64 R⊕
Mass: 7.46 M⊕
Orbit: 10.06049 days
Distance: 197.299 pc

Planet profile

Orbit and physical properties

Orbital period: 10.06049 days
Semi-major axis: 0.0887 AU
Eccentricity: Not reported by the NASA Exoplanet Archive
Radius: 2.64 Earth radii
Mass: 7.46 Earth masses
Mass provenance: M-R relationship
Density: 2.23 g/cm³
Equilibrium temperature: 794 K
Insolation: 87.3327 Earth flux

Host system

Star and system properties

Host star: K2-158
Stars in system: 1
Known planets in system: 2
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: 5,503 K
Stellar radius: 0.95 R☉
Stellar mass: 0.92 M☉
Stellar metallicity: 0.07 dex
Stellar age: Not reported by the NASA Exoplanet Archive
Distance: 197.299 parsecs
Right ascension: 11h59m45.53s
Declination: -05d43m18.08s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,018
Publication date: 2018-03
Discovery locale: Space
Facility: K2
Telescope: 0.95 m Kepler Telescope
Instrument: Kepler CCD Array
NASA Exoplanet Archive: Open composite record ↗

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