Recent flybys of the fiery world refute a leading theory of its inner structure—and reveal how little is understood about ...

S cott Bolton’s first encounter with Io took place in the summer of 1980, right after he graduated from college and started a job at NASA. The Voyager 1 spacecraft had flown past this moon of Jupiter, ...

Jupiter moon of Io is famed for its volcanoes. NASA just spotted the most powerful one yet Not only was the hot spot larger than Earth’s Lake Superior, but it also was seen belching out ...

Since the late 1970s, scientists have believed that Io could have an ocean of lava hidden beneath its surface, causing much of the Jovian moon’s surface-level volcanic activity.

Volcanoes shaped the moon from the inside out, scientists find: 'Our team was genuinely puzzled' Our moon may have once been as hellish as Jupiter's super volcanic moon Io ...

A pair of groundbreaking NASA studies, published in Nature, have unveiled new insights into the interiors of the Moon and the asteroid Vesta—two drastically different celestial bodies.

Scientists say Earth's Moon went through a period when it was a lot like Io, a moon of Jupiter that's full of volcanic activity. NASA Only 7% of LAist readers currently donate to fund our journalism.

Observations made of Jupiter’s moon Io during the Juno mission’s flybys helped astronomers confirm how and why Io became the most volcanic world in the solar system.

Since the first observation of the far side of the Moon in the 60s, it has been clear that there are major differences between the side of the Moon that we always see and the one that is always ...

Observations made of Jupiter’s moon Io during the Juno mission’s flybys helped astronomers confirm how and why Io became the most volcanic world in the solar system.