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TOI-2227 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/TOI-2227 b

Confirmed exoplanet · Neptune Like

TOI-2227 b

Orbiting TOI-2227

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-2227 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,026
Method: Transit
Radius: 3.098852 R⊕
Mass: 9.79 M⊕
Orbit: 4.221758 days
Distance: 165.441 pc

Planet profile

Orbit and physical properties

Orbital period: 4.221758 days
Semi-major axis: Not reported by the NASA Exoplanet Archive
Eccentricity: Not reported by the NASA Exoplanet Archive
Radius: 3.098852 Earth radii
Mass: 9.79 Earth masses
Mass provenance: M-R relationship
Density: 1.81 g/cm³
Equilibrium temperature: 1,539.88 K
Insolation: 933.4062 Earth flux

Host system

Star and system properties

Host star: TOI-2227
Stars in system: 1
Known planets in system: 1
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: 5,889.54 K
Stellar radius: 1.20847 R☉
Stellar mass: 1.03 M☉
Stellar metallicity: -0.0503 dex
Stellar age: Not reported by the NASA Exoplanet Archive
Distance: 165.441 parsecs
Right ascension: 22h30m04.26s
Declination: -67d51m00.53s

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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