NASA has recorded the most powerful volcanic eruption outside of Earth on Io, one of Jupiter’s moons. On December 27, 2022, ...

Add Yahoo as a preferred source to see more of our stories on Google. It's a world home to gigantic storms bigger than Australia, 100-mph winds pummeling its northern reaches and a rocky moon riddled ...

For decades, scientists have been puzzled by the violent eruptions on Jupiter’s moon Io. Now, thanks to Juno’s recent close flybys, we know that Io’s 400 volcanoes are likely powered by individual ...

Looking for a sky event this week? Check out our full Sky This Week column. February 3: Uranus stands still Io and its shadow transit Jupiter this evening, beginning shortly after 10 P.M. EST. By the ...

On October 10, 2025, a double transit event of Jupiter's moons, Io and Europa, along with their shadows, is observable across the planet's disk. This predawn phenomenon begins at 4:30 A.M. EDT with ...

Io and its shadow cross Jupiter overnight tonight with only 20 minutes between them. Finding Jupiter is likely familiar by now, as the gas giant shines brightly in Gemini near the heads of the Twins.

Scott Bolton’s first encounter with Io took place in the summer of 1980, right after he graduated from college and started a job at NASA. The Voyager 1 spacecraft had flown past this moon of Jupiter, ...

Jupiter’s volcanic moon has always felt like a place that tests your sense of what a world can be. Its surface glows with hundreds of active hot spots. Its mountains rise higher than Everest. Its lava ...

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 ...