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K2-178 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/K2-178 b

Confirmed exoplanet · Neptune Like

K2-178 b

Orbiting K2-178

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 K2-178 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,018
Method: Transit
Radius: 3.55791 R⊕
Mass: 12.4 M⊕
Orbit: 8.747818 days
Distance: 214.753 pc

Planet profile

Orbit and physical properties

Orbital period: 8.747818 days
Semi-major axis: Not reported by the NASA Exoplanet Archive
Eccentricity: Not reported by the NASA Exoplanet Archive
Radius: 3.55791 Earth radii
Mass: 12.4 Earth masses
Mass provenance: M-R relationship
Density: 1.51 g/cm³
Equilibrium temperature: 840.29 K
Insolation: 117.826 Earth flux

Host system

Star and system properties

Host star: K2-178
Stars in system: 1
Known planets in system: 1
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: 5,525 K
Stellar radius: 0.887267 R☉
Stellar mass: 0.95109 M☉
Stellar metallicity: 0.09 dex
Stellar age: Not reported by the NASA Exoplanet Archive
Distance: 214.753 parsecs
Right ascension: 03h31m33.32s
Declination: +22d26m05.35s

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 ↗

Visual archive

Gallery

One image from K2-178 b.

Generic neptune like catalog artwork; not a direct image of K2-178 b — Apex Andromeda catalog artwork