Ever since the Voyager mission sent home images of Jupiter’s moon Io spewing material into space, we’ve gradually built up a clearer picture of Io’s volcanic activity. It slowly became clear that Io, ...

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 ...

"SHARK-VIS ushers in a new age in planetary imaging." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Using a telescope perched on a mountain in ...

Why it's so special: NASA's Juno spacecraft has captured the closest views of Io since NASA's Galileo spacecraft imaged the volcanic world in 2001. Passing within just 930 miles (1,500 kilometers) of ...

NASA has released a high-resolution image taken by the Juno deep space probe during its close encounter with Jupiter's moon Io on December 30, 2023. The image of the volcanic satellite not only shows ...