About this system
The innermost, Kepler-291 b, circles it in 3.55 days; the outermost, Kepler-291 c, in 5.7 days.
Worlds of Kepler-291
| Name | Type | Size | A year | Temperature |
|---|---|---|---|---|
| Kepler-291 b | Sub-Neptune | 2.2 × Earth | 3.55 days | 1,212 K |
| Kepler-291 c | Super-Earth | 1.9 × Earth | 5.7 days | 1,035 K |