Jupiter's volcanic moon Io doesn't appear to have a subsurface ocean of magma, resolving some issues about how Io's volcanoes erupt and raising broader questions about similar magma oceans within ...

On March 8, 1979, NASA's Voyager 1 spacecraft discovered active volcanoes on Jupiter's moon Io. Before Voyager 1 flew by Io, scientists believed the moon to be a dead world much like Earth's moon.

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

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 ...

"The volcanoes on Io have displayed an assortment of eruption ... helping scientists understand the turbulent interactions between Jupiter and its moons. And in early June, mission scientists ...

Volcanoes erupting in the presence ... on Io results from the flexing of the solid material of the moon itself. Io is very close to Jupiter and moves in an orbit that is slightly elliptical ...

What can a sample return mission from Jupiter's volcanic moon, Io, teach scientists about planetary ... boasting hundreds of active volcanoes that emit plumes of gas and dust reaching heights ...

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Volcanoes May Help Reveal Interior Heat on Jupiter Moon Sep. 19, 2024 — By staring into the hellish landscape of Jupiter's moon Io -- the most volcanically active location in the solar system ...

Or perhaps more likely, look at under a microscope. The latest candidate for hosting nearby life is Jupiter’s moon, Io. Let’s take a look at what makes Io special, and what we might hope to ...

The one member of our Solar System that surpasses Earth in volcanic vitality is Io, Jupiter’s innermost moon. Containing around 400 powerful volcanoes, Io is influenced by Jupiter’s gravitational pull ...

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. Data from recent flybys is helping ...