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LHS 1678 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/LHS 1678 b

Confirmed exoplanet · Terrestrial

LHS 1678 b

Orbiting LHS 1678

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 LHS 1678 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,021
Method: Transit
Radius: 0.685 R⊕
Mass: 0.35 M⊕
Orbit: 0.860233 days
Distance: 19.8782 pc

Planet profile

Orbit and physical properties

Orbital period: 0.860233 days
Semi-major axis: 0.01239 AU
Eccentricity: 0.033
Radius: 0.685 Earth radii
Mass: 0.35 Earth masses
Mass provenance: Mass
Density: 6 g/cm³
Equilibrium temperature: 830.44 K
Insolation: 94.3 Earth flux

Host system

Star and system properties

Host star: LHS 1678
Stars in system: 2
Known planets in system: 3
Spectral type: M2.0 V
Stellar temperature: 3,490 K
Stellar radius: 0.329 R☉
Stellar mass: 0.345 M☉
Stellar metallicity: Not reported by the NASA Exoplanet Archive
Stellar age: 7 Gyr
Distance: 19.8782 parsecs
Right ascension: 04h32m42.96s
Declination: -39d47m27.15s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,021
Publication date: 2022-04
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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