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TOI-4994 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/TOI-4994 b

Confirmed exoplanet · Gas Giant

TOI-4994 b

Orbiting TOI-4994

Discovered in 2024 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-4994 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,024
Method: Transit
Radius: 8.541243 R⊕
Mass: 88.991954 M⊕
Orbit: 21.491984 days
Distance: 329.304 pc

Planet profile

Orbit and physical properties

Orbital period: 21.491984 days
Semi-major axis: 0.1515 AU
Eccentricity: 0.319
Radius: 8.541243 Earth radii
Mass: 88.991954 Earth masses
Mass provenance: Mass
Density: 0.78 g/cm³
Equilibrium temperature: 717.6 K
Insolation: 40 Earth flux

Host system

Star and system properties

Host star: TOI-4994
Stars in system: 1
Known planets in system: 1
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: 5,640 K
Stellar radius: 1.055 R☉
Stellar mass: 1.005 M☉
Stellar metallicity: 0.165 dex
Stellar age: 6.3 Gyr
Distance: 329.304 parsecs
Right ascension: 18h52m31.81s
Declination: -78d26m03.95s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,024
Publication date: 2025-02
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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