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Kepler-17 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/Kepler-17 b

Confirmed exoplanet · Gas Giant

Kepler-17 b

Orbiting Kepler-17

Discovered in 2011 using Transit. This page reflects the latest synchronized NASA Exoplanet Archive composite record.

NASA Archive record ↗Back to catalog →

Generic gas giant catalog artwork; not a direct image of Kepler-17 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,011
Method: Transit
Radius: 14.68 R⊕
Mass: 778.65 M⊕
Orbit: 1.485711 days
Distance: 720.753 pc

Planet profile

Orbit and physical properties

Orbital period: 1.485711 days
Semi-major axis: 0.02591 AU
Eccentricity: 0.011
Radius: 14.68 Earth radii
Mass: 778.65 Earth masses
Mass provenance: Mass
Density: 1.35 g/cm³
Equilibrium temperature: 1,570 K
Insolation: 1,481.766 Earth flux

Host system

Star and system properties

Host star: Kepler-17
Stars in system: 1
Known planets in system: 1
Spectral type: G2 V
Stellar temperature: 5,781 K
Stellar radius: 1.01034 R☉
Stellar mass: 1.04 M☉
Stellar metallicity: 0.26 dex
Stellar age: 1.8 Gyr
Distance: 720.753 parsecs
Right ascension: 19h53m34.86s
Declination: +47d48m53.95s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,011
Publication date: 2011-11
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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