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Kepler-278 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/Kepler-278 b

Confirmed exoplanet · Neptune Like

Kepler-278 b

Orbiting Kepler-278

Discovered in 2014 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-278 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,014
Method: Transit
Radius: 3.955 R⊕
Mass: 56 M⊕
Orbit: 30.1556 days
Distance: 443.03 pc

Planet profile

Orbit and physical properties

Orbital period: 30.1556 days
Semi-major axis: 0.202 AU
Eccentricity: 0.696
Radius: 3.955 Earth radii
Mass: 56 Earth masses
Mass provenance: Mass
Density: 5 g/cm³
Equilibrium temperature: 586 K
Insolation: 110 Earth flux

Host system

Star and system properties

Host star: Kepler-278
Stars in system: 1
Known planets in system: 2
Spectral type: K2 III-IV
Stellar temperature: 4,965 K
Stellar radius: 2.861 R☉
Stellar mass: 1.227 M☉
Stellar metallicity: 0.22 dex
Stellar age: 5.761 Gyr
Distance: 443.03 parsecs
Right ascension: 19h20m25.73s
Declination: +38d42m08.17s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,014
Publication date: 2014-03
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-278 b.

Generic neptune like catalog artwork; not a direct image of Kepler-278 b — Apex Andromeda catalog artwork