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HIP 18606 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HIP 18606 b

Confirmed exoplanet · Gas Giant

HIP 18606 b

Orbiting HIP 18606

Discovered in 2025 using Radial Velocity. This page reflects the latest synchronized NASA Exoplanet Archive composite record.

NASA Archive record ↗Back to catalog →

Generic gas giant catalog artwork; not a direct image of HIP 18606 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,025
Method: Radial Velocity
Radius: 14 R⊕
Mass: 244.727873 M⊕
Orbit: 674.94 days
Distance: 47.0288 pc

Planet profile

Orbit and physical properties

Orbital period: 674.94 days
Semi-major axis: 1.61 AU
Eccentricity: Not reported by the NASA Exoplanet Archive
Radius: 14 Earth radii
Mass: 244.727873 Earth masses
Mass provenance: Msini
Density: 0.49 g/cm³
Equilibrium temperature: 405.91 K
Insolation: 4.4294 Earth flux

Host system

Star and system properties

Host star: HIP 18606
Stars in system: 1
Known planets in system: 1
Spectral type: K0/1 III
Stellar temperature: 4,860 K
Stellar radius: 4.83 R☉
Stellar mass: 1.21 M☉
Stellar metallicity: -0.01 dex
Stellar age: 5.29 Gyr
Distance: 47.0288 parsecs
Right ascension: 03h58m52.35s
Declination: -05d28m14.51s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,025
Publication date: 2025-12
Discovery locale: Ground
Facility: Multiple Observatories
Telescope: Multiple Telescopes
Instrument: Multiple Instruments
NASA Exoplanet Archive: Open composite record ↗

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