HAT-P-21 b
- Planet Name
- HAT-P-21 b
- Host Star
- HAT-P-21
- Discovery Method
- Transit
- Discovery Year
- 2010
- Orbital Period (days)
- 4.12448
- Radius (Earth radii)
- 12.44199
- Mass (Earth masses)
- 1547.8321
- Equilibrium Temp (K)
- 1367.0
- Host Star Temp (K)
- 5588.0
- Distance (parsecs)
- 277.278