During his remarks in a Senate hearing in January, Senator Bernie Sanders unleashed on Treasury Secretary Scott Bessent. Sanders exclaimed, "It's a very simple question." ...

But now, it appears that Io’s hell has vanished—or rather, it was never there to begin with. During recent flybys of the volcanic moon by NASA’s Juno spacecraft, scientists measured Io’s ...

Discovered by Galileo in 1610, Io has since become one of the most fascinating objects in planetary science. Orbiting just 350,000 km above Jupiter, Io experiences gravitational forces 300% ...

Because Io is so close to its massive host planet, the moon is subjected to a tremendous gravitational pull as it orbits Jupiter once about every 42 hours, according to the Planetary Society.

cott 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 moon Io, the most volcanically active body in the solar system, is littered with hundreds of erupting volcanoes. High-resolution images now reveal several dozen lava lakes, researchers ...

The planet dips low in the western sky by the end of the month. On the 31st, the crescent Moon is again rising to meet Uranus. The ice giant is 8° east of the Moon on this last evening of the month.

Jupiter moon of Io is famed for its volcanoes. NASA just spotted the most powerful one yet Not only was the hot spot larger than Earth’s Lake Superior, but it also was seen belching out ...

The acid yellow moon Io that orbits Jupiter may be less than 30% the size of Earth, but is considered the most volcanic body in our solar system. As demonstrated by explosive news from NASA on ...

Observations made of Jupiter’s moon Io during the Juno mission’s flybys helped astronomers confirm how and why Io became the most volcanic world in the solar system.

Observations made of Jupiter’s moon Io during the Juno mission’s flybys helped astronomers confirm how and why Io became the most volcanic world in the solar system.

Io does not have a shallow global magma ocean beneath its surface, counter to previous claims, suggests a paper published in Nature. Observations from NASA's Juno spacecraft, combined with all ...