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TOI-6677 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/TOI-6677 b

Confirmed exoplanet · Neptune Like

TOI-6677 b

Orbiting TOI-6677

Discovered in 2026 using Transit. This page reflects the latest synchronized NASA Exoplanet Archive composite record.

NASA Archive record ↗Back to catalog →

Generic neptune like catalog artwork; not a direct image of TOI-6677 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,026
Method: Transit
Radius: 5.835071 R⊕
Mass: 28.7 M⊕
Orbit: 5.450607 days
Distance: 340.52 pc

Planet profile

Orbit and physical properties

Orbital period: 5.450607 days
Semi-major axis: Not reported by the NASA Exoplanet Archive
Eccentricity: Not reported by the NASA Exoplanet Archive
Radius: 5.835071 Earth radii
Mass: 28.7 Earth masses
Mass provenance: M-R relationship
Density: 0.794 g/cm³
Equilibrium temperature: 334 K
Insolation: 2.09 Earth flux

Host system

Star and system properties

Host star: TOI-6677
Stars in system: 1
Known planets in system: 1
Spectral type: Not reported by the NASA Exoplanet Archive
Stellar temperature: 6,572.28 K
Stellar radius: 1.57167 R☉
Stellar mass: 1.45 M☉
Stellar metallicity: Not reported by the NASA Exoplanet Archive
Stellar age: Not reported by the NASA Exoplanet Archive
Distance: 340.52 parsecs
Right ascension: 19h21m53.26s
Declination: -46d52m29.85s

Discovery

Detection and provenance

Discovery method: Transit
Discovery year: 2,026
Publication date: 2026-05
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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