About this system
The innermost, Kepler-81 b, circles it in 5.96 days; the outermost, Kepler-81 d, in 20.8 days.
Worlds of Kepler-81
| Name | Type | Size | A year | Temperature |
|---|---|---|---|---|
| Kepler-81 b | Sub-Neptune | 2.4 × Earth | 5.96 days | 635 K |
| Kepler-81 c | Sub-Neptune | 2.4 × Earth | 12 days | 502 K |
| Kepler-81 d | Earth-sized | 1.2 × Earth | 20.8 days | 418 K |