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2025
Discovered
3.7
Earth Masses
288
Temperature (K)
Discovery Information
Discovery MethodTransit Timing Variations
Discovery Year2,025
Discovery FacilityTransiting Exoplanet Survey Satellite (TESS)
Orbital Properties
Orbital Period32.509 days
Semi-Major Axis0.1513 AU
Eccentricity0.087
Physical Properties
Mass (Jupiter)0.0116 MJ
Mass (Earth)3.68 M⊕
Eq. Temperature288 K
Planetary Extremes
Where TOI-1266 d sits on the spectrum of all known exoplanets.
Mass3.7 M⊕
FeatherweightColossus
Temperature288 K
FrozenInferno
Year Length32.5 days
LightningGlacial
Star Distance0.151 AU
ScorchedFrozen exile
Orbit Comparison
Earth: 365.25 days (1 AU)TOI-1266 d: 32.5 Earth days (0.151 AU)
Host Star: TOI-1266
Spectral TypeM2
Effective Temperature3,563 K
Mass0.437 M☉
Radius0.4232 R☉
Size vs Sun2.36x smaller
Luminosity0.0263 L☉
Luminosity vs Sun38.0x dimmer
Metallicity [Fe/H]-0.109
Distance (pc)36.0118 pc
Distance (ly)117.5 light-years
Star System View
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Other Planets in the TOI-1266 System
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