NASA's Juno spacecraft found Io’s surface is as smooth as glass, just like volcanically created obsidian glass ...

In March and April 2025, internet users shared a striking image that they claimed showed "Steeple Mountain," a massive point ...

Because Io is so volcanic, its surface is relatively young and can't be used to peer very far back into the moon's history. Instead, the study authors used the Atacama Large Millimeter ...

What can a sample return mission from Jupiter's volcanic moon, Io, teach scientists about planetary and satellite (moon) ...

An curved arrow pointing right. The surface of Io, one of Jupiter's many moons, is an especially hostile environment – even for space. Scientists recently observed its atmosphere completely ...

also known as “The Moon”. Io is wracked by volcanic activity though, with active lava flows on the surface, with mountain ranges and plains interspersed with calderas left over from volcanic ...

"These energized electrons then interact with Io's atmosphere and surface, ionizing and exciting ... with Io might also vary across the moon. Juno's extended mission includes explorations of ...

The solar system is home to bizarre moons like Enceladus and Callisto, each unveiling nature’s wonders and some of science’s ...

Two very close recent flybys of Io by the Juno spacecraft have revealed more detail about the most volcanic world in the solar system - Jupiter's mysterious moon, Io. Nasa has released a new ...

Ganymede, Jupiter's largest moon and the solar system's largest, is bigger than Mercury and the dwarf planet Pluto, with a diameter of 5,268 kilometers.

Io is an incredibly active and extreme place, with glistening lava lakes and volcanic eruptions shooting sulfur and magma to ...

For example, one X user posted (archived) the image with the caption, "An actual mountain on Jupiter's moon Io." Other users also shared ... 930 miles (1,500 kilometers) of the surface" and also noted ...