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TOI-5340 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/TOI-5340 b

Confirmed exoplanet · Gas Giant

TOI-5340 b

Orbiting TOI-5340

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-5340 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,025
Method: Transit
Radius: 15.076079 R⊕
Mass: 270.154146 M⊕
Orbit: 4.939439 days
Distance: 532.629 pc

Planet profile

Orbit and physical properties

Orbital period: 4.939439 days
Semi-major axis: 0.0628 AU
Eccentricity: 0.13
Radius: 15.076079 Earth radii
Mass: 270.154146 Earth masses
Mass provenance: Mass
Density: 0.43 g/cm³
Equilibrium temperature: 1,566 K
Insolation: 1,004 Earth flux

Host system

Star and system properties

Host star: TOI-5340
Stars in system: 1
Known planets in system: 1
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: 5,990 K
Stellar radius: 1.842 R☉
Stellar mass: 1.35 M☉
Stellar metallicity: 0.208 dex
Stellar age: 3.5 Gyr
Distance: 532.629 parsecs
Right ascension: 03h57m14.28s
Declination: +22d22m42.01s

Discovery

Detection and provenance

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