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Jupiter Icy Moons Explorer (JUICE)

Color view of Europa from Galileo that shows the largest portion of the moon’s surface at the highest resolution.
Posted inNews

Newly Discovered Salts May Exist on Icy Moons

by Derek Smith 23 March 202311 April 2023

For the first time in more than a century, scientists have identified new sodium chloride crystals. The discovery may reconcile puzzling spectroscopic images of Europa’s surface.

Illustration of NASA’s Cassini spacecraft diving through the plume of Saturn’s moon Enceladus in 2015
Posted inFeatures

Marine Science Goes to Space

Damond Benningfield, Science Writer by Damond Benningfield 4 January 202325 September 2023

Space and ocean scientists take a splash course in multidisciplinary science to chart our solar system’s ocean worlds.

Pair of images of Jupiter’s moon Ganymede taken by a passing spacecraft
Posted inResearch Spotlights

Juno Maps Water Ice Across Northern Ganymede

by Morgan Rehnberg 14 January 202111 April 2023

Infrared observations from instruments on the Juno spacecraft cover regions of Ganymede not visible to Earth-based telescopes.

Graphic showing what the JEDI instrument can see of Io and Europa from its trajectory
Posted inEditors' Highlights

New Energetic Neutral Atom Emissions from Jupiter, Io, and Europa

by Viviane Pierrard 15 June 202011 April 2023

The first Jovian off-equator Energetic Neutral Atom viewings reveal distinct emissions from Jupiter and the orbits of Io and Europa: Energetic particle injections surprisingly occur inside Io’s orbit.

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.

A view of a Washington, D.C., skyline from the Potomac River at night. The Lincoln Memorial (at left) and the Washington Monument (at right) are lit against a purple sky. Over the water of the Potomac appear the text “#AGU24 coverage from Eos.”

Features from AGU Publications

Research Spotlights

New Global River Map Is the First to Include River Bifurcations and Canals

15 May 202514 May 2025
Editors' Highlights

Old Forests in a New Climate

15 May 202514 May 2025
Editors' Vox

Decoding Crop Evapotranspiration

6 May 20256 May 2025
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