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TOI-1243 b

Orbiting TOI-1243, discovered in 2026 (7531) by Transiting Exoplanet Survey Satellite (TESS) via the Transit method.

Planet

Radius2.33 R⊕
Mass7.70 M⊕
Orbital period4.66 Earth days (~0.0 Earth years)
Orbital eccentricityUnknown
Equilibrium temperature450 K (177 °C)

Host star — TOI-1243

Temperature3515 K (3242 °C)
Radius0.51 R☉
Mass0.52 M☉

Location

Distance from Earth43.2 pc (~141 light-years)
Right ascension / Declination135.7326 / 71.6364

Last refreshed 2026-09-13 from NASA's Exoplanet Archive.