NASA has recorded the most powerful volcanic eruption outside of Earth on Io, one of Jupiter’s moons. On December 27, 2022, ...

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 ...

Looking for a sky event this week? Check out our full Sky This Week column. February 10: The Moon approaches Antares ...

For decades, scientists have been puzzled by the violent eruptions on Jupiter’s moon Io. Now, thanks to Juno’s recent close ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. Io, the innermost giant moon of Jupiter, may not have a ...

The Space Telescope Science Institute recently awarded Southwest Research Institute a large project to use the Hubble and James Webb telescopes to remotely study Io, the most volcanically active body ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. The UArizona-managed Large Binocular Telescope on Mount ...

Change can be scary. Luckily, nobody is particularly close to a very big change on Jupiter’s moon Io, where a massive new volcano has been spotted in a previously flat area. The volcano has multiple ...

Io and its shadow cross Jupiter overnight tonight with only 20 minutes between them. Finding Jupiter is likely familiar by now, as the gas giant shines brightly in Gemini near the heads of the Twins.

A study utilizing ALMA observations of Io's atmosphere reveals a significant depletion of lighter sulfur isotopes, suggesting extensive and prolonged volcanic activity throughout its 4.57 billion-year ...

Jupiter’s volcanically active moon Io casts its shadow on the planet in this dramatic image from NASA’s Juno spacecraft. As with solar eclipses on the Earth, within the dark circle racing across ...