"It's like estimating the brightness of a bonfire by observing only the flames and not the surrounding embers." When you purchase through links on our site, we may earn an affiliate commission. Here’s ...

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 ...

Jupiter's volcanic moon Io as captured by the Juno spacecraft on Oct. 15, 2023. Credit: NASA / JPL-Caltech / SwRI / MSSS / Image processing by Ted Stryk On Dec. 27, 2024, NASA's Juno spacecraft ...

"What makes the event even more extraordinary is that it did not involve a single volcano, but multiple active sources." ...

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 ...

There are new, high-quality images of Jupiter's moon, Io, thanks to the nearest flyby of the celestial body by a spacecraft in decades. NASA released images Saturday taken by the Juno spacecraft, ...

A NASA spacecraft made its closest-ever approach to Jupiter's moon Io, coming within 930 miles of the "surface of the most volcanic world," and the space agency released new images of the flyby. The ...

Using data from NASA's Juno spacecraft, scientists have discovered that the solar system's most volcanic body is even hotter than we thought. In fact, Jupiter's moon Io could be emitting hundreds of ...