Recent flybys of the fiery world refute a leading theory of its inner structure — and reveal how little is understood about ...

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Io, roughly the size of Earth's Moon, is home to approximately 400 volcanoes ... but volcanic activity was not identified until 1979 when Nasa's Voyager 1 spacecraft captured images of a volcanic ...

Thanks to the Juno probe mission, a mystery about Jupiter's moon Io that lasted over 40 years ... who was analyzing images from the Voyager 1 probe. Since then, scientists, including Scott Bolton ...

Assembled and enhanced from three Voyager 1 negatives ... from solar winds and from volcanic eruptions on Jupiter’s moon Io, become trapped in intense radiation belts within the magnetosphere ...

At the time, the Earth would have been far closer to the moon than it is today, making it perhaps twice as large in the lunar ...

NASA scientists have sought to understand planet Jupiter, the gas giant whose mass is more than the rest of the planets in ...

China has achieved a milestone feat, making the first-ever laser ranging measurement from Earth to the moon during the daytime.

New data from the orbiter has unveiled some of the treacherous conditions of not only Jupiter, but its moon Io, the most volcanic body in the solar system. The findings, which come after Juno has ...