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TOI-3837 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/TOI-3837 b

Confirmed exoplanet · Gas Giant

TOI-3837 b

Orbiting TOI-3837

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-3837 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,025
Method: Transit
Radius: 10.872711 R⊕
Mass: 187.51876 M⊕
Orbit: 11.88865 days
Distance: 311.705 pc

Planet profile

Orbit and physical properties

Orbital period: 11.88865 days
Semi-major axis: 0.099 AU
Eccentricity: 0.221
Radius: 10.872711 Earth radii
Mass: 187.51876 Earth masses
Mass provenance: Mass
Density: 0.82 g/cm³
Equilibrium temperature: 1,178 K
Insolation: 138.065 Earth flux

Host system

Star and system properties

Host star: TOI-3837
Stars in system: 1
Known planets in system: 1
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: 5,905 K
Stellar radius: 1.2 R☉
Stellar mass: 0.89 M☉
Stellar metallicity: -0.26 dex
Stellar age: 11.2 Gyr
Distance: 311.705 parsecs
Right ascension: 10h10m39.91s
Declination: +24d16m23.24s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,025
Publication date: 2025-02
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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