Shannon Hall

Boulder

Freelance Science Journalist at Freelance

Contributing Editor at Sky & Telescope

Award-Winning Freelance science journalist | Scientific American, The New York Times, National Geographic, Quanta, Nature, Discover and more | Views are my own

Articles

Saturn’s ‘Death Star’ Moon Mimas Could Hide a Life-Supporting Ocean Beneath Its Surface

Dec 6, 2024 | msn.com | Shannon Hall

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Saturn’s ‘Death Star’ Moon Mimas Could Hide a Life-Supporting Ocean Beneath Its Surface

Dec 6, 2024 | zmescience.com | Shannon Hall

The outer solar system is awash with liquid water. A briny ocean is concealed beneath the icy crust of Jupiter’s fourth largest moon, Europa — with more water than all of Earth’s oceans combined. A subsurface sea on Saturn’s moon Enceladus spews plumes of water vapor into space. And there are tantalizing hints that oceans could exist on Ganymede, Callisto, Titan and other distant moons, too. Now another moon appears to be secretly flooded.
Shannon Hall

Dec 5, 2024 | zmescience.com | Shannon Hall

The existence of another watery world in the outer solar system may offer clues to how such seas form —...
Inside the December 2024 Issue

Oct 8, 2024 | skyandtelescope.org | Quanzhi Ye |William Sheehan |Ted Forte |Shannon Hall

SUBSCRIBE TODAY | ISSUE INDEXExoplanet Atmospheres, Meteor Showers, and Planetary PhotometryIn the December 2024 issue of Sky & Telescope, you’ll learn how astronomers are going back to the drawing board and rethinking how we model exoplanet atmospheres using new data from the James Webb Space Telescope. While JWST gathers spectra of distant worlds, you can help scientists by measuring the light coming from the planets in our solar system.
Saturn’s moon Mimas may hide a surprisingly young ocean

Sep 10, 2024 | bigthink.com | Shannon Hall

A weekly newsletter featuring the biggest ideas from the smartest people The outer solar system is awash with liquid water. A briny ocean is concealed beneath the icy crust of Jupiter’s fourth largest moon, Europa — with more water than all of Earth’s oceans combined. A subsurface sea on Saturn’s moon Enceladus spews plumes of water vapor into space. And there are tantalizing hints that oceans could exist on Ganymede, Callisto, Titan and other distant moons, too.
Saturn's Moon Mimas May Be Way More Inhabitable Than We First Thought

Aug 18, 2024 | msn.com | Shannon Hall

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Saturn's Moon Mimas May Be Way More Inhabitable Than We First Thought

Aug 18, 2024 | msn.com | Shannon Hall

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Saturn's Moon Mimas May Be Way More Inhabitable Than We First Thought

Aug 18, 2024 | inverse.com | Shannon Hall

The outer solar system is awash with liquid water. A briny ocean is concealed beneath the icy crust of Jupiter’s fourth largest moon, Europa — with more water than all of Earth’s oceans combined. A subsurface sea on Saturn’s moon, Enceladus, spews plumes of water vapor into space. And there are tantalizing hints that oceans could exist on Ganymede, Callisto, Titan and other distant moons, too. Now, another moon appears to be secretly flooded.
How to Spot an Ocean From 800 Million Miles Away

Aug 17, 2024 | theatlantic.com | Shannon Hall

This article was originally published by Knowable Magazine. The outer solar system is awash with liquid water. A briny ocean is concealed beneath the icy crust of Jupiter’s fourth-largest moon, Europa—with more water than all of Earth’s oceans combined. A subsurface sea on Saturn’s moon Enceladus spews plumes of water vapor into space. And there are tantalizing hints that oceans could exist on Ganymede, Callisto, Titan, and other distant moons, too. Now another moon appears to be secretly flooded.
Meet Saturn’s ‘Death Star’ Moon and the Intriguing Ocean It May Hide

Aug 14, 2024 | scientificamerican.com | Shannon Hall

The outer solar system is awash with liquid water. A briny ocean is concealed beneath the icy crust of Jupiter’s fourth largest moon, Europa — with more water than all of Earth’s oceans combined. A subsurface sea on Saturn’s moon Enceladus spews plumes of water vapor into space. And there are tantalizing hints that oceans could exist on Ganymede, Callisto, Titan and other distant moons, too. Now another moon appears to be secretly flooded.