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TOI-5181 A b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/TOI-5181 A b

Confirmed exoplanet · Gas Giant

TOI-5181 A b

Orbiting TOI-5181 A

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-5181 A b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,025
Method: Transit
Radius: 13.349896 R⊕
Mass: 330.541543 M⊕
Orbit: 3.89223 days
Distance: 480.155 pc

Planet profile

Orbit and physical properties

Orbital period: 3.89223 days
Semi-major axis: 0.0522 AU
Eccentricity: 0.15
Radius: 13.349896 Earth radii
Mass: 330.541543 Earth masses
Mass provenance: Mass
Density: 0.76 g/cm³
Equilibrium temperature: 1,585 K
Insolation: 1,053 Earth flux

Host system

Star and system properties

Host star: TOI-5181 A
Stars in system: 2
Known planets in system: 1
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: 6,060 K
Stellar radius: 1.53 R☉
Stellar mass: 1.25 M☉
Stellar metallicity: 0.208 dex
Stellar age: 4.1 Gyr
Distance: 480.155 parsecs
Right ascension: 18h42m42.59s
Declination: +21d41m59.35s

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 ↗

Visual archive

Gallery

One image from TOI-5181 A b.

Generic gas giant catalog artwork; not a direct image of TOI-5181 A b — Apex Andromeda catalog artwork