The hellish surface of a moon of Jupiter known as Io is riddled with hundreds of lava-spewing volcanoes that make the world one of chaos and violence. The brutal conditions also make Io intriguing to ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Io is the most volcanic world in the solar system, with around 400 volcanoes. Its extreme ...

New secrets about Jupiter's volcanically volatile moon Io have been revealed by NASA's Juno probe. Io, Jupiter's third-largest moon, is covered in lakes made of lava, according to a new paper in the ...

Jupiter's moon Io may host alien life in protected lava tubes. Now, Avi Loeb claims the anomalous interstellar object ...

Looking for a sky event this week? Check out our full Sky This Week column. December 5: Mercury improving This evening brings ...

This first-ever complete map of Jupiter's volcanic moon Io released on March 19, 2012, was created using data and images from NASA's Galileo spacecraft, (which studied Jupiter and its moons between ...

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When NASA’s Juno mission flies by Jupiter’s fiery moon Io on Sunday, July 30, the spacecraft will be making its closest approach yet, coming within 13,700 miles (22,000 kilometers) of it. Data ...

The waning moon shines close to the king of the planets on Dec. 7. Don't miss Jupiter shining close to the waning gibbous ...

Witness the celestial spectacle of Jupiter shining brightly near the waning gibbous moon in the Gemini constellation on ...