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TOI-778 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/TOI-778 b

Confirmed exoplanet · Gas Giant

TOI-778 b

Orbiting TOI-778

Discovered in 2023 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-778 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,023
Method: Transit
Radius: 15.4 R⊕
Mass: 878 M⊕
Orbit: 4.633611 days
Distance: 161.743 pc

Planet profile

Orbit and physical properties

Orbital period: 4.633611 days
Semi-major axis: 0.06 AU
Eccentricity: 0.21
Radius: 15.4 Earth radii
Mass: 878 Earth masses
Mass provenance: Mass
Density: 1.3 g/cm³
Equilibrium temperature: 1,561 K
Insolation: 734.672 Earth flux

Host system

Star and system properties

Host star: TOI-778
Stars in system: 1
Known planets in system: 1
Spectral type: F3 V
Stellar temperature: 6,643 K
Stellar radius: 1.71 R☉
Stellar mass: 1.4 M☉
Stellar metallicity: 0 dex
Stellar age: 1.95 Gyr
Distance: 161.743 parsecs
Right ascension: 13h17m20.12s
Declination: -15d16m25.34s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,023
Publication date: 2023-05
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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