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TOI-789 b
Orbiting TOI-789, discovered in 2026 (7531) by Transiting Exoplanet Survey Satellite (TESS) via the Transit method.
Planet
| Radius | 1.18 R⊕ |
| Mass | 3.70 M⊕ |
| Orbital period | 5.45 Earth days (~0.0 Earth years) |
| Orbital eccentricity | 0.050 |
| Equilibrium temperature | 448 K (175 °C) |
Host star — TOI-789
| Temperature | 3471 K (3198 °C) |
| Radius | 0.37 R☉ |
| Mass | 0.36 M☉ |
Location
| Distance from Earth | 43.4 pc (~142 light-years) |
| Right ascension / Declination | 115.2702 / -71.3038 |
Last refreshed 2026-10-29 from NASA's Exoplanet Archive.