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TOI-7394 B b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/TOI-7394 B b

Confirmed exoplanet · Gas Giant

TOI-7394 B b

Orbiting TOI-7394 B

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 TOI-7394 B b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,026
Method: Transit
Radius: 11.5 R⊕
Mass: 668.74 M⊕
Orbit: 1.252995 days
Distance: 189.986 pc

Planet profile

Orbit and physical properties

Orbital period: 1.252995 days
Semi-major axis: 0.01913 AU
Eccentricity: 0.0271
Radius: 11.5 Earth radii
Mass: 668.74 Earth masses
Mass provenance: Mass
Density: 2.44 g/cm³
Equilibrium temperature: 986 K
Insolation: 156.7 Earth flux

Host system

Star and system properties

Host star: TOI-7394 B
Stars in system: 2
Known planets in system: 1
Spectral type: M1 V
Stellar temperature: 3,717 K
Stellar radius: 0.609 R☉
Stellar mass: 0.624 M☉
Stellar metallicity: 0.5 dex
Stellar age: Not reported by the NASA Exoplanet Archive
Distance: 189.986 parsecs
Right ascension: 15h44m13.25s
Declination: +58d33m09.94s

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 ↗

Visual archive

Gallery

One image from TOI-7394 B b.

Generic gas giant catalog artwork; not a direct image of TOI-7394 B b — Apex Andromeda catalog artwork