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TOI-2128 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/TOI-2128 b

Confirmed exoplanet · Super Earth

TOI-2128 b

Orbiting TOI-2128

Discovered in 2024 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-2128 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,024
Method: Transit
Radius: 2.088748 R⊕
Mass: 4.5 M⊕
Orbit: 16.34136 days
Distance: 36.578 pc

Planet profile

Orbit and physical properties

Orbital period: 16.34136 days
Semi-major axis: 0.127 AU
Eccentricity: 0
Radius: 2.088748 Earth radii
Mass: 4.5 Earth masses
Mass provenance: Mass
Density: 2.68 g/cm³
Equilibrium temperature: 780.53 K
Insolation: 86.2315 Earth flux

Host system

Star and system properties

Host star: TOI-2128
Stars in system: 1
Known planets in system: 1
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: 5,968 K
Stellar radius: 1.1174 R☉
Stellar mass: 1.0251 M☉
Stellar metallicity: -0.07 dex
Stellar age: 4.7 Gyr
Distance: 36.578 parsecs
Right ascension: 17h07m55.63s
Declination: +32d06m19.09s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,024
Publication date: 2024-06
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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