planet88Kepler-88 d is a gas giant exoplanet that orbits a G-type star. Its mass is 3.0504646 Jupiters, it takes 3.8 years to complete one orbit of its star, and is 2.466329866 AUKepler-88 d is a gas giant exoplanet that orbits a G-type star. Its mass is 3.0504646 Jupiters, it takes 3.8 years to complete one orbit of its star, and is 2.466329866 AU