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Kepler-401 d
Orbiting Kepler-401, discovered in 2016 (7521) by Kepler via the Transit method.
Planet
| Radius | 2.27 R⊕ |
| Mass | Unknown |
| Orbital period | 184.26 Earth days (~0.5 Earth years) |
| Orbital eccentricity | Unknown |
| Equilibrium temperature | Unknown |
Host star — Kepler-401
| Temperature | 6184 K (5911 °C) |
| Radius | 1.29 R☉ |
| Mass | 1.17 M☉ |
Location
| Distance from Earth | 965.6 pc (~3149 light-years) |
| Right ascension / Declination | 290.0827 / 50.8634 |
Last refreshed 2026-09-13 from NASA's Exoplanet Archive.