Classify the planets as terrestrial planets or gas giants. Celestial body A is the largest planet in the solar system. Celestial body B is the lightest planet in the solar system and is closest to the Sun. Celestial body C has optimum conditions to sustain life. Celestial body D has 17 times more mass than Earth and has gravity that is 1.14 times that of Earth. Celestial body E has the most volcanoes in our solar system apart from Earth. It is the second closest planet to the Sun. Celestial body G has a core that consists of iron sulfide mixed with nickel and is the second-smallest planet in the solar system. Celestial body H is the second-largest planet in the Solar System and has visible rings. Celestial body I has a core composed of nickel-iron alloy and rock surrounded by an outer layer of hot fluid. The fluid contains water, ammonia, and methane. Body I has 27 moons.