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K2-128 b
Orbiting K2-128, discovered in 2017 (7522) by K2 via the Transit method.
Planet
| Radius | 1.42 R⊕ |
| Mass | Unknown |
| Orbital period | 5.68 Earth days (~0.0 Earth years) |
| Orbital eccentricity | 0.230 |
| Equilibrium temperature | Unknown |
Host star — K2-128
| Temperature | 4470 K (4196 °C) |
| Radius | 0.78 R☉ |
| Mass | 0.71 M☉ |
Location
| Distance from Earth | 114.6 pc (~374 light-years) |
| Right ascension / Declination | 204.4377 / -8.5971 |
Last refreshed 2026-09-13 from NASA's Exoplanet Archive.