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Kepler-539 c
Orbiting Kepler-539, discovered in 2016 (7521) by Kepler via the Transit Timing Variations method.
Planet
| Radius | Unknown |
| Mass | 762.79 M⊕ |
| Orbital period | 1000.00 Earth days (~2.7 Earth years) |
| Orbital eccentricity | 0.500 |
| Equilibrium temperature | 253 K (-20 °C) |
Host star — Kepler-539
| Temperature | 5820 K (5547 °C) |
| Radius | 0.95 R☉ |
| Mass | 1.05 M☉ |
Location
| Distance from Earth | 307.3 pc (~1002 light-years) |
| Right ascension / Declination | 299.1225 / 41.8668 |
Last refreshed 2026-09-13 from NASA's Exoplanet Archive.