Host Star
- Spectral Type
- M0.0
- Temperature (K)
- 4043.0
- Mass (Solar masses)
- 0.64
- Radius (Solar radii)
- 0.6
| Planet Name | Host Star | Discovery Method | Discovery Year | Orbital Period (days) | Radius (Earth radii) | Mass (Earth masses) | Equilibrium Temp (K) | Host Star Temp (K) | Distance (parsecs) |
|---|---|---|---|---|---|---|---|---|---|
| K2-21 b | K2-21 | Transit | 2015 | 9.325038 | 1.84 | 4.04 | 500.0 | 4222.06 | 83.6448 |
| K2-21 c | K2-21 | Transit | 2015 | 15.50192 | 2.49 | 6.76 | 420.0 | 4222.06 | 83.6448 |