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TOI-4034 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/TOI-4034 b

Confirmed exoplanet · Gas Giant

TOI-4034 b

Orbiting TOI-4034

Discovered in 2026 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-4034 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,026
Method: Transit
Radius: 17.71019 R⊕
Mass: 276.510714 M⊕
Orbit: 1.802093 days
Distance: 745.145 pc

Planet profile

Orbit and physical properties

Orbital period: 1.802093 days
Semi-major axis: 0.03289 AU
Eccentricity: 0
Radius: 17.71019 Earth radii
Mass: 276.510714 Earth masses
Mass provenance: Mass
Density: 0.275 g/cm³
Equilibrium temperature: 1,907 K
Insolation: 1,870.78 Earth flux

Host system

Star and system properties

Host star: TOI-4034
Stars in system: 1
Known planets in system: 1
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: 5,891 K
Stellar radius: 1.83 R☉
Stellar mass: 1.19 M☉
Stellar metallicity: 0.12 dex
Stellar age: 5.7 Gyr
Distance: 745.145 parsecs
Right ascension: 22h20m35.28s
Declination: +71d46m02.45s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,026
Publication date: 2026-07
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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