Home›Exoplanets›HAT-P-66 bHAT-P-66 bOrbiting HAT-P-66Host starHAT-P-66Discovery year2016Discovery facilityHATNetOrbital period (days)2.9721Radius (Earth radii)17.822Mass (Earth masses)248.861Equilibrium temp (K)1896Distance (parsecs)935.46