Definition of "gas giant" []

• A large planet composed mostly of gaseous hydrogen and helium, along with methane and ammonia; possibly with a solid core. (noun)

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• "It was silhouetted against the sunset-red surface of the gas giant behind it."
• "Computer artwork of an extrasolar gas giant planet, orbiting a star in the constellation Vulpecula."
• "Why not go to Saturn, the ringed gas giant for water, where it is already frozen to be moved with ease, where are no human fithp to shoot back?"