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K2-129 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/K2-129 b

Confirmed exoplanet · Terrestrial

K2-129 b

Orbiting K2-129

Discovered in 2017 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 K2-129 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,017
Method: Transit
Radius: 1.04 R⊕
Mass: 1.12 M⊕
Orbit: 8.239493 days
Distance: 27.7957 pc

Planet profile

Orbit and physical properties

Orbital period: 8.239493 days
Semi-major axis: 0.057 AU
Eccentricity: 0.13
Radius: 1.04 Earth radii
Mass: 1.12 Earth masses
Mass provenance: M-R relationship
Density: 5.47 g/cm³
Equilibrium temperature: 419.19 K
Insolation: 4.5 Earth flux

Host system

Star and system properties

Host star: K2-129
Stars in system: 1
Known planets in system: 1
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: 3,459.09 K
Stellar radius: 0.36001 R☉
Stellar mass: 0.360031 M☉
Stellar metallicity: Not reported by the NASA Exoplanet Archive
Stellar age: Not reported by the NASA Exoplanet Archive
Distance: 27.7957 parsecs
Right ascension: 19h16m35.65s
Declination: -25d38m46.76s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,017
Publication date: 2017-11
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 K2-129 b.

Generic terrestrial catalog artwork; not a direct image of K2-129 b — Apex Andromeda catalog artwork