STATION 02: EXOPLANETLEDGER.ORG · WORLD DOSSIER // TOI-663 c
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CONFIRMED EXOPLANET · Sub-Neptune

TOI-663 c

Orbits Host Star: TOI-663 (Type M1 V) · Distance: 209.500 Light-Years (64.231 pc)
Planetary Radius
2.260 R⊕
Planetary Mass
3.650 M⊕
Surface Gravity
0.71 g / g⊕
Equilibrium Temp
553K (+280°C / +536°F)
Orbital Period
4.696 days
Discovery Year
2024 (Transit)

Habitability Assessment

⚠️ Thermal Exclusions: High equilibrium temperature (553 K · +280°C / +536°F) places this world well interior to the runaway greenhouse threshold.

Discovery Facility: Transiting Exoplanet Survey Satellite (TESS).

Other Worlds in the TOI-663 System (2)

NASA EXOPLANET ARCHIVE COMPOSITE PARAMETERS
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