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 north polar region of Jupiter’s volcanic moon Io was captured by NASA’s Juno during the spacecraft’s 57th close pass of the gas giant on Dec. 30, 2023.

NASA orbiter spots most active volcano yet on Io The third and latest flyby, which took place on Dec. 27, 2024, brought the Juno spacecraft within about 46,200 miles of the moon.

NASA's Juno spacecraft will come closer to Jupiter's moon Io on Dec. 30 than any spacecraft has in 20 years, getting a good look at the solar system's most volcanic body.

In our favorite space image of the week, NASA's Juno spacecraft got an unprecedented look at Jupiter's volcanic moon Io from just 930 miles away. When you purchase through links on our site, we ...

NASA's Juno spacecraft recently swooped just 930 miles (1,500 kilometers) from Jupiter's volcanic moon Io. The space agency's probe beamed back incredible footage, scientists say.

NASA scientists said this week that they would continue to focus on Io, Jupiter's volcano-laced moon, with multiple close flybys of their Juno spacecraft.

Flybys of Jupiter’s fiery moon Io, carried out by NASA’s Juno spacecraft, are helping to solve the enduring mystery of why the small moon is the most volcanically active body in our solar system.

Last week, NASA’s Juno completed its second-closest fly-by of the volcanic Jovian moon, Io, capturing a slew of photos along the way. Now, the space agency is calling on the public to help sort ...

Io is only slightly larger than our moon, with a diameter of 2,237 miles (3,600 kilometers), and has an estimated 400 volcanoes, according to NASA. Plumes from these volcanoes' eruptions can ...