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WISPIT 1 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/WISPIT 1 b

Confirmed exoplanet · Gas Giant

WISPIT 1 b

Orbiting WISPIT 1

Discovered in 2025 using Imaging. 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 WISPIT 1 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,025
Method: Imaging
Radius: 12.4 R⊕
Mass: 3,305.415433 M⊕
Orbit: Not reported by the NASA Exoplanet Archive
Distance: 230.007 pc

Planet profile

Orbit and physical properties

Orbital period: Not reported by the NASA Exoplanet Archive
Semi-major axis: 338 AU
Eccentricity: Not reported by the NASA Exoplanet Archive
Radius: 12.4 Earth radii
Mass: 3,305.415433 Earth masses
Mass provenance: Mass
Density: 9.53 g/cm³
Equilibrium temperature: 12.94 K
Insolation: 0 Earth flux

Host system

Star and system properties

Host star: WISPIT 1
Stars in system: 2
Known planets in system: 2
Spectral type: K4 V
Stellar temperature: 4,670 K
Stellar radius: 1.1161 R☉
Stellar mass: 0.72 M☉
Stellar metallicity: Not reported by the NASA Exoplanet Archive
Stellar age: 0.0156 Gyr
Distance: 230.007 parsecs
Right ascension: 07h51m11.65s
Declination: -50d08m15.67s

Discovery

Detection and provenance

Discovery method: Imaging
Discovery year: 2,025
Publication date: 2025-12
Discovery locale: Ground
Facility: Paranal Observatory
Telescope: 8.2 m ESO VLT UT3 Melipal Telescope
Instrument: SPHERE
NASA Exoplanet Archive: Open composite record ↗

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