Here’s how it works. NASA's Juno mission will come closer to Jupiter's moon Io than any spacecraft has in around 20 years on Saturday (Dec. 30). The flyby will bring Juno to around 930 miles ...

For nine years, a spacecraft known as the Juno orbiter has divided its time between observing the gas giant of Jupiter and studying its moons, including Io. And on its third flyby of the celestial ...

In December 2023 and February 2024, Juno passed within 930 miles (1,500 kilometers) of Io’s surface, collecting high-precision data. By measuring subtle changes in the spacecraft’s velocity ...

NASA’s Juno mission captured Jupiter’s moon Io on December 30 during its closest flyby. Image: NASA/Image processed by Kevin M. Gill The mutilated surface of Jupiter’s moon Io was revealed ...

That means there's a good chance something on Io has changed since NASA's Galileo orbiter last encountered it in 2002. NASA's robotic Juno spacecraft is delivering the fresh data on Io with a ...

The spacecraft, Juno, has been circling Jupiter since 2016. Since then, it has orbited the planet to learn more about the gas giant and its moons, NASA said. Io, one of Jupiter's moons ...

If you buy through a BGR link, we may earn an affiliate commission, helping support our expert product labs. NASA’s Juno spacecraft has completed its first ultra-close flyby of the hellish moon Io.

An image shows Io and the Juno spacecraft with a top down view of its south pole and the solar system's biggest record volcanic eruption ringed. | Credit: Robert Lea (created with Canva)/NASA/JPL ...

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