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K2-25 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/K2-25 b

Confirmed exoplanet · Neptune Like

K2-25 b

Orbiting K2-25

Discovered in 2015 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 K2-25 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,015
Method: Transit
Radius: 3.44 R⊕
Mass: 24.5 M⊕
Orbit: 3.484564 days
Distance: 44.9565 pc

Planet profile

Orbit and physical properties

Orbital period: 3.484564 days
Semi-major axis: 0.0287 AU
Eccentricity: 0.428
Radius: 3.44 Earth radii
Mass: 24.5 Earth masses
Mass provenance: Mass
Density: 3.31 g/cm³
Equilibrium temperature: 494 K
Insolation: 9.91 Earth flux

Host system

Star and system properties

Host star: K2-25
Stars in system: 1
Known planets in system: 1
Spectral type: M4.5 V
Stellar temperature: 3,207 K
Stellar radius: 0.2932 R☉
Stellar mass: 0.2634 M☉
Stellar metallicity: 0.15 dex
Stellar age: 0.73 Gyr
Distance: 44.9565 parsecs
Right ascension: 04h13m05.74s
Declination: +15d14m51.73s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,015
Publication date: 2016-02
Discovery locale: Space
Facility: K2
Telescope: 0.95 m Kepler Telescope
Instrument: Kepler CCD Array
NASA Exoplanet Archive: Open composite record ↗

Visual archive

Gallery

One image from K2-25 b.

Generic neptune like catalog artwork; not a direct image of K2-25 b — Apex Andromeda catalog artwork