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Io

Illustration of Jupiter’s magnetosphere and innermost planets
Posted inResearch Spotlights

Two Moons and a Magnetosphere

Sarah Stanley, Science Writer by Sarah Stanley 21 April 202018 October 2022

Decades of research have illuminated how Io and Europa shape—and are shaped by—Jupiter’s giant magnetosphere.

Ganymede, Europa, and Io are in resonant orbits around Jupiter
Posted inFeatures

Does Io Have a Magma Ocean?

by A. McEwen, K. de Kleer and R. Park 18 October 201911 April 2023

Future space missions will further our knowledge of tidal heating and orbital resonances, processes thought to create spectacular volcanism and oceans of magma or water on other worlds.

The Tvashtar volcano erupts on Io
Posted inResearch Spotlights

No Underground Magma Ocean on Jupiter’s Fiery Moon?

by E. Underwood 22 May 201911 May 2022

A new study suggests alternative explanations for Io’s unusual magnetic field.

Researchers look at satellite data to analyze the oxygen cloud around Io
Posted inResearch Spotlights

The Oxygen Neutral Cloud Surrounding Jupiter’s Volcanic Moon

Kate Wheeling, freelance science writer by Kate Wheeling 20 June 201827 July 2022

Japan’s Hisaki satellite takes measurements of faint oxygen emissions from Io.

Jupiter’s moon Io
Posted inNews

Scientists Discover Stromboli-Like Eruption on Volcanic Moon

JoAnna Wendel, freelance science writer and illustrator by JoAnna Wendel 27 December 20175 January 2022

Jupiter’s moon Io is known for its lava fountains and roiling lava lakes, but scientists had never seen such an intense eruption in their data until now.

Posted inNews

Jupiter's Europa Helps Earthlings See Sister Moon's Volcano

by R. Cowen 17 November 20152 May 2023

By briefly slipping between Earth and sister Jovian moon Io, Europa fortuitously enabled an Earth-based telescope to observe, with greater detail than ever before, a huge, puzzling volcano on Io.

Features from AGU Journals

RESEARCH SPOTLIGHTS
Geophysical Research Letters
“Neural Networks Map the Ebb and Flow of Tiny Ponds”
By Sarah Derouin

EDITORS' HIGHLIGHTS
Community Science
“Collaboration Helps Overcome Challenges in Air Quality Monitoring”
By Muki Haklay

EDITORS' VOX
Reviews of Geophysics
“What We Know and Don’t Know About Climate Tipping Elements”
By Seaver Wang

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