A New Image from NASA’s James Webb Telescope Captures Icy Uranus’s Elusive Rings and Extreme Conditions
An ice giant that boasts 27 moons and numerous bright rings, Uranus is one cold, windy, and dramatic cosmic orb. Known as a fluid planet, its mass consists of an “icy,” dense combination of water, methane, and ammonia around a rocky core, with a blue-green color due to large amounts of methane. Its days are much shorter than Earth’s—only 17 hours—making it difficult to capture quality images, as storms and other features rotate so quickly. And while Uranus has the distinction of being the first planet discovered using a telescope, it has taken until now to capture its dynamic character in this much detail. More
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