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Kepler-991 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/Kepler-991 b

Confirmed exoplanet · Neptune Like

Kepler-991 b

Orbiting Kepler-991

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-991 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,016
Method: Transit
Radius: 2.54 R⊕
Mass: 6.99 M⊕
Orbit: 82.534252 days
Distance: 389.561 pc

Planet profile

Orbit and physical properties

Orbital period: 82.534252 days
Semi-major axis: 0.3104 AU
Eccentricity: 0
Radius: 2.54 Earth radii
Mass: 6.99 Earth masses
Mass provenance: M-R relationship
Density: 2.34 g/cm³
Equilibrium temperature: 260 K
Insolation: 1.371 Earth flux

Host system

Star and system properties

Host star: Kepler-991
Stars in system: 1
Known planets in system: 1
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: 4,392 K
Stellar radius: 0.61 R☉
Stellar mass: 0.64 M☉
Stellar metallicity: -0.25 dex
Stellar age: 3.47 Gyr
Distance: 389.561 parsecs
Right ascension: 19h48m21.73s
Declination: +49d37m35.35s

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-991 b.

Generic neptune like catalog artwork; not a direct image of Kepler-991 b — Apex Andromeda catalog artwork