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WISPIT 2 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/WISPIT 2 b

Confirmed exoplanet · Gas Giant

WISPIT 2 b

Orbiting WISPIT 2

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 2 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,025
Method: Imaging
Radius: 17.934369 R⊕
Mass: 1,541.467774 M⊕
Orbit: Not reported by the NASA Exoplanet Archive
Distance: 134.907 pc

Planet profile

Orbit and physical properties

Orbital period: Not reported by the NASA Exoplanet Archive
Semi-major axis: 57 AU
Eccentricity: Not reported by the NASA Exoplanet Archive
Radius: 17.934369 Earth radii
Mass: 1,541.467774 Earth masses
Mass provenance: Mass
Density: 1.47 g/cm³
Equilibrium temperature: 33.46 K
Insolation: 0.0002 Earth flux

Host system

Star and system properties

Host star: WISPIT 2
Stars in system: 1
Known planets in system: 2
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: 4,400 K
Stellar radius: 1.418 R☉
Stellar mass: 1.08 M☉
Stellar metallicity: Not reported by the NASA Exoplanet Archive
Stellar age: 0.0051 Gyr
Distance: 134.907 parsecs
Right ascension: 19h23m17.04s
Declination: -07d40m55.50s

Discovery

Detection and provenance

Discovery method: Imaging
Discovery year: 2,025
Publication date: 2025-09
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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