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NGTS-39 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/NGTS-39 b

Confirmed exoplanet · Gas Giant

NGTS-39 b

Orbiting NGTS-39

Discovered in 2026 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 NGTS-39 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,026
Method: Transit
Radius: 12.195371 R⊕
Mass: 466.254273 M⊕
Orbit: 58.20472 days
Distance: 278.402 pc

Planet profile

Orbit and physical properties

Orbital period: 58.20472 days
Semi-major axis: 0.3077 AU
Eccentricity: 0.386
Radius: 12.195371 Earth radii
Mass: 466.254273 Earth masses
Mass provenance: Mass
Density: 1.411 g/cm³
Equilibrium temperature: 519 K
Insolation: 16.7057 Earth flux

Host system

Star and system properties

Host star: NGTS-39
Stars in system: 1
Known planets in system: 1
Spectral type: F9 V
Stellar temperature: 6,053 K
Stellar radius: 1.16 R☉
Stellar mass: 1.16 M☉
Stellar metallicity: 0.196 dex
Stellar age: 2.2 Gyr
Distance: 278.402 parsecs
Right ascension: 07h19m45.29s
Declination: +09d56m28.55s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,026
Publication date: 2026-08
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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