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Kepler-661 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/Kepler-661 b

Confirmed exoplanet · Neptune Like

Kepler-661 b

Orbiting Kepler-661

Discovered in 2016 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-661 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,016
Method: Transit
Radius: 3.07 R⊕
Mass: 9.64 M⊕
Orbit: 6.029301 days
Distance: 534.788 pc

Planet profile

Orbit and physical properties

Orbital period: 6.029301 days
Semi-major axis: 0.0585 AU
Eccentricity: 0
Radius: 3.07 Earth radii
Mass: 9.64 Earth masses
Mass provenance: M-R relationship
Density: 1.83 g/cm³
Equilibrium temperature: 678 K
Insolation: 45.528 Earth flux

Host system

Star and system properties

Host star: Kepler-661
Stars in system: 1
Known planets in system: 1
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: 4,483 K
Stellar radius: 0.67 R☉
Stellar mass: 0.7 M☉
Stellar metallicity: -0.05 dex
Stellar age: 4.27 Gyr
Distance: 534.788 parsecs
Right ascension: 18h54m50.58s
Declination: +47d51m47.43s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,016
Publication date: 2016-05
Discovery locale: Space
Facility: Kepler
Telescope: 0.95 m Kepler Telescope
Instrument: Kepler CCD Array
NASA Exoplanet Archive: Open composite record ↗

Visual archive

Gallery

One image from Kepler-661 b.

Generic neptune like catalog artwork; not a direct image of Kepler-661 b — Apex Andromeda catalog artwork