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Missions Planets Black Holes 3D Map Agencies Blog About apexandromeda.com

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KOBE-1 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/KOBE-1 b

Confirmed exoplanet · Neptune Like

KOBE-1 b

Orbiting KOBE-1

Discovered in 2025 using Radial Velocity. 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 KOBE-1 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,025
Method: Radial Velocity
Radius: 2.91 R⊕
Mass: 8.8 M⊕
Orbit: 8.5399 days
Distance: 23.9718 pc

Planet profile

Orbit and physical properties

Orbital period: 8.5399 days
Semi-major axis: 0.07006 AU
Eccentricity: 0
Radius: 2.91 Earth radii
Mass: 8.8 Earth masses
Mass provenance: Msini
Density: 1.96 g/cm³
Equilibrium temperature: 594.4 K
Insolation: 20.56 Earth flux

Host system

Star and system properties

Host star: KOBE-1
Stars in system: 1
Known planets in system: 2
Spectral type: K7 V
Stellar temperature: 4,135 K
Stellar radius: 0.619 R☉
Stellar mass: 0.629 M☉
Stellar metallicity: -0.01 dex
Stellar age: Not reported by the NASA Exoplanet Archive
Distance: 23.9718 parsecs
Right ascension: 01h16m39.85s
Declination: +25d19m51.73s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,025
Publication date: 2025-02
Discovery locale: Ground
Facility: Calar Alto Observatory
Telescope: 3.5 m telescope
Instrument: CARMENES
NASA Exoplanet Archive: Open composite record ↗

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