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TOI-5502 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/TOI-5502 b

Confirmed exoplanet · Neptune Like

TOI-5502 b

Orbiting TOI-5502

Discovered in 2026 using Transit. This page reflects the latest synchronized NASA Exoplanet Archive composite record.

NASA Archive record ↗Back to catalog →

Generic neptune like catalog artwork; not a direct image of TOI-5502 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,026
Method: Transit
Radius: 4.128738 R⊕
Mass: 15.9 M⊕
Orbit: 11.62593 days
Distance: 248.654 pc

Planet profile

Orbit and physical properties

Orbital period: 11.62593 days
Semi-major axis: Not reported by the NASA Exoplanet Archive
Eccentricity: Not reported by the NASA Exoplanet Archive
Radius: 4.128738 Earth radii
Mass: 15.9 Earth masses
Mass provenance: M-R relationship
Density: 1.24 g/cm³
Equilibrium temperature: 870 K
Insolation: 95.1955 Earth flux

Host system

Star and system properties

Host star: TOI-5502
Stars in system: 1
Known planets in system: 1
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: 6,088.71 K
Stellar radius: 1.32375 R☉
Stellar mass: 1.244 M☉
Stellar metallicity: Not reported by the NASA Exoplanet Archive
Stellar age: Not reported by the NASA Exoplanet Archive
Distance: 248.654 parsecs
Right ascension: 09h00m48.97s
Declination: +27d59m54.00s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,026
Publication date: 2026-05
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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