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TOI-3862 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/TOI-3862 b

Confirmed exoplanet · Neptune Like

TOI-3862 b

Orbiting TOI-3862

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-3862 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,026
Method: Transit
Radius: 5.53 R⊕
Mass: 53.7 M⊕
Orbit: 1.557458 days
Distance: 249.02 pc

Planet profile

Orbit and physical properties

Orbital period: 1.557458 days
Semi-major axis: 0.02539 AU
Eccentricity: 0.0232
Radius: 5.53 Earth radii
Mass: 53.7 Earth masses
Mass provenance: Mass
Density: 1.75 g/cm³
Equilibrium temperature: 1,539 K
Insolation: 358.839 Earth flux

Host system

Star and system properties

Host star: TOI-3862
Stars in system: 1
Known planets in system: 1
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: 5,300 K
Stellar radius: 0.92 R☉
Stellar mass: 0.9 M☉
Stellar metallicity: 0.11 dex
Stellar age: Not reported by the NASA Exoplanet Archive
Distance: 249.02 parsecs
Right ascension: 12h23m36.14s
Declination: +50d32m40.65s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,026
Publication date: 2026-02
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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