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Kepler-1957 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/Kepler-1957 b

Confirmed exoplanet · Terrestrial

Kepler-1957 b

Orbiting Kepler-1957

Discovered in 2021 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 Kepler-1957 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,021
Method: Transit
Radius: 0.943749 R⊕
Mass: 0.79 M⊕
Orbit: 2.18662 days
Distance: 460.899 pc

Planet profile

Orbit and physical properties

Orbital period: 2.18662 days
Semi-major axis: 0.0299 AU
Eccentricity: 0
Radius: 0.943749 Earth radii
Mass: 0.79 Earth masses
Mass provenance: M-R relationship
Density: 5.16 g/cm³
Equilibrium temperature: 1,099 K
Insolation: 345.07 Earth flux

Host system

Star and system properties

Host star: Kepler-1957
Stars in system: 1
Known planets in system: 1
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: 4,904 K
Stellar radius: 0.772 R☉
Stellar mass: 0.745 M☉
Stellar metallicity: 0 dex
Stellar age: Not reported by the NASA Exoplanet Archive
Distance: 460.899 parsecs
Right ascension: 19h34m50.74s
Declination: +47d53m14.81s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,021
Publication date: 2022-02
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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