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Kepler-121 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/Kepler-121 b

Confirmed exoplanet · Super Earth

Kepler-121 b

Orbiting Kepler-121

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

NASA Archive record ↗Back to catalog →

Generic super earth catalog artwork; not a direct image of Kepler-121 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,014
Method: Transit
Radius: 2.34 R⊕
Mass: 6.08 M⊕
Orbit: 3.177422 days
Distance: 510.523 pc

Planet profile

Orbit and physical properties

Orbital period: 3.177422 days
Semi-major axis: 0.039 AU
Eccentricity: 0
Radius: 2.34 Earth radii
Mass: 6.08 Earth masses
Mass provenance: M-R relationship
Density: 2.61 g/cm³
Equilibrium temperature: 997 K
Insolation: 220.489 Earth flux

Host system

Star and system properties

Host star: Kepler-121
Stars in system: 1
Known planets in system: 2
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: 5,311 K
Stellar radius: 0.701 R☉
Stellar mass: 0.859 M☉
Stellar metallicity: -0.08 dex
Stellar age: 0.5 Gyr
Distance: 510.523 parsecs
Right ascension: 19h04m38.91s
Declination: +39d40m40.87s

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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