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Articles by: James Romero

Jupiter's volcanic moon Io boasts an atmosphere made from sulfur dioxide gas — when the satellite is in sunlight. For the first time, researchers have observed the atmosphere during the moon's daily pass through Jupiter's shadow, watching that atmosphere temporarily freeze and collapse.

Images: 10 incredible volcanoes in our solar system

By James Romero, All About Space magazine

These violent openings are windows into the inner workings and origins of our neighboring planets and their moons.