Tag Archive for 'Umbriel'

This Webb image shows Uranus and six of its 27 known moons (most of which are too small and faint to be seen in this short exposure). Image credit: NASA / ESA / CSA / STScI / J. DePasquale, STScI.

Hubble Investigates Surface Conditions on Four Uranian Moons: Ariel, Umbriel, Titania, and Oberon

Jun 11, 2025 by News Staff

In new research, astronomers using the NASA/ESA Hubble Space Telescope searched for signs of interactions between the magnetic environment and the surfaces...

Castillo-Rogez et al. show that there likely is an ocean layer in four of Uranus’ major moons: Ariel, Umbriel, Titania, and Oberon; salty -- or briny -- oceans lie under the ice and atop layers of water-rich rock and dry rock; Miranda is too small to retain enough heat for an ocean layer. Image credit: NASA / JPL-Caltech.

NASA to Search for Subsurface Oceans within Uranian Moons

Nov 26, 2024 by News Staff

Several of the icy moons in the Jupiter and Saturn systems appear to possess internal liquid water oceans. Our knowledge of the Uranian moons is more limited...

Four Uranian Moons Host Subsurface Oceans, New Research Suggests

May 5, 2023 by News Staff

The five large moons of Uranus — Miranda, Ariel, Umbriel, Titania, and Oberon — are important targets for future spacecraft missions. Studying...

Webb Captures Stunning Images of Uranus and Its Moons

Apr 10, 2023 by News Staff

New images from the NASA/ESA/CSA James Webb Space Telescope show the ice giant Uranus, its faint rings and several moons. This image of Uranus, captured...

Composite image of Uranus. Image credit: Marcos van Dam / W. M. Keck Observatory.

Herschel Measures Thermal Properties of Uranian Moons

Sep 17, 2020 by Enrico de Lazaro

Using data from the PACS photometer onboard ESA’s Herschel Space Observatory, astronomers have found that thermal properties of the five major moons...