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TOI-178 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/TOI-178 b

Confirmed exoplanet · Terrestrial

TOI-178 b

Orbiting TOI-178

Discovered in 2021 using Transit. This page reflects the latest synchronized NASA Exoplanet Archive composite record.

NASA Archive record ↗Back to catalog →

Generic terrestrial catalog artwork; not a direct image of TOI-178 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,021
Method: Transit
Radius: 1.2 R⊕
Mass: 0.96 M⊕
Orbit: 1.91456 days
Distance: 62.699 pc

Planet profile

Orbit and physical properties

Orbital period: 1.91456 days
Semi-major axis: 0.02607 AU
Eccentricity: Not reported by the NASA Exoplanet Archive
Radius: 1.2 Earth radii
Mass: 0.96 Earth masses
Mass provenance: Mass
Density: 3.142761 g/cm³
Equilibrium temperature: 1,040 K
Insolation: 200.1045 Earth flux

Host system

Star and system properties

Host star: TOI-178
Stars in system: 1
Known planets in system: 6
Spectral type: K
Stellar temperature: 4,316 K
Stellar radius: 0.662 R☉
Stellar mass: 0.647 M☉
Stellar metallicity: -0.23 dex
Stellar age: 6 Gyr
Distance: 62.699 parsecs
Right ascension: 00h29m12.48s
Declination: -30d27m14.82s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,021
Publication date: 2021-05
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 ↗

Visual archive

Gallery

One image from TOI-178 b.

Generic terrestrial catalog artwork; not a direct image of TOI-178 b — Apex Andromeda catalog artwork

Community discussion

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