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TOI-1117 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/TOI-1117 b

Confirmed exoplanet · Super Earth

TOI-1117 b

Orbiting TOI-1117

Discovered in 2025 using Transit. This page reflects the latest synchronized NASA Exoplanet Archive composite record.

NASA Archive record ↗Back to catalog →

Generic super earth catalog artwork; not a direct image of TOI-1117 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,025
Method: Transit
Radius: 2.46 R⊕
Mass: 8.9 M⊕
Orbit: 2.22816 days
Distance: 167.598 pc

Planet profile

Orbit and physical properties

Orbital period: 2.22816 days
Semi-major axis: 0.033 AU
Eccentricity: 0
Radius: 2.46 Earth radii
Mass: 8.9 Earth masses
Mass provenance: Mass
Density: 3.3 g/cm³
Equilibrium temperature: 1,538 K
Insolation: 928 Earth flux

Host system

Star and system properties

Host star: TOI-1117
Stars in system: 1
Known planets in system: 3
Spectral type: G5 V
Stellar temperature: 5,635 K
Stellar radius: 1.05 R☉
Stellar mass: 0.97 M☉
Stellar metallicity: 0.136 dex
Stellar age: 4.42 Gyr
Distance: 167.598 parsecs
Right ascension: 18h14m24.49s
Declination: -66d25m11.91s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,025
Publication date: 2025-08
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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