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Kepler-57 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/Kepler-57 b

Confirmed exoplanet · Neptune Like

Kepler-57 b

Orbiting Kepler-57

Discovered in 2012 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 Kepler-57 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,012
Method: Transit
Radius: 3.135 R⊕
Mass: 25.06 M⊕
Orbit: 5.72 days
Distance: 644.14 pc

Planet profile

Orbit and physical properties

Orbital period: 5.72 days
Semi-major axis: 0.05988 AU
Eccentricity: 0.0162
Radius: 3.135 Earth radii
Mass: 25.06 Earth masses
Mass provenance: Mass
Density: 4.466029 g/cm³
Equilibrium temperature: 850 K
Insolation: 124.349 Earth flux

Host system

Star and system properties

Host star: Kepler-57
Stars in system: 1
Known planets in system: 2
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: 5,187.9 K
Stellar radius: 0.826 R☉
Stellar mass: 0.859 M☉
Stellar metallicity: 0.1166 dex
Stellar age: 3.31 Gyr
Distance: 644.14 parsecs
Right ascension: 19h34m33.92s
Declination: +44d39m25.45s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,012
Publication date: 2013-01
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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