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TOI-6420 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/TOI-6420 b

Confirmed exoplanet · Gas Giant

TOI-6420 b

Orbiting TOI-6420

Discovered in 2025 using Transit. 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 TOI-6420 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,025
Method: Transit
Radius: 11.937564 R⊕
Mass: 2,606.192937 M⊕
Orbit: 6.961508 days
Distance: 634.712 pc

Planet profile

Orbit and physical properties

Orbital period: 6.961508 days
Semi-major axis: 0.0753 AU
Eccentricity: 0.078
Radius: 11.937564 Earth radii
Mass: 2,606.192937 Earth masses
Mass provenance: Mass
Density: 8.4 g/cm³
Equilibrium temperature: 1,213 K
Insolation: 106.619 Earth flux

Host system

Star and system properties

Host star: TOI-6420
Stars in system: 1
Known planets in system: 1
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: 6,020 K
Stellar radius: 1.312 R☉
Stellar mass: 1.165 M☉
Stellar metallicity: 0.24 dex
Stellar age: 4.4 Gyr
Distance: 634.712 parsecs
Right ascension: 08h22m10.63s
Declination: -19d07m27.43s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,025
Publication date: 2025-10
Discovery locale: Space
Facility: Transiting Exoplanet Survey Satellite (TESS)
Telescope: 0.1 m TESS Telescope
Instrument: TESS CCD Array
NASA Exoplanet Archive: Open composite record ↗

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