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Ganymede

Scientists Solve Mystery Of Planet's Oddball Moons

Posted 10.19.2012 | Science

By: SPACE.com Staff Published: 10/19/2012 07:25 AM EDT on SPACE.com Saturn's icy medium-size moons were born when a few much bigger satellites c...

Space Agency Announces Major Mission To Planet's Icy Moons

Posted 05.04.2012 | Science

By: SPACE.com Staff Published: 05/03/2012 12:57 PM EDT on SPACE.com The European Space Agency will launch a deep-space mission to explore the icy ...

Life at the SETI Institute: Paul Estrada -- From Dust to Planets

SETI Institute | Posted 05.25.2011 | Technology
SETI Institute

By Gail Jacobs If planets are a dime a dozen, moons are less than a penny each. There are at least 139 moons just within our own solar system. Most o...

Jupiter Moon Melted By Asteroid, Comet Bombardment

Ars Technica | Posted 05.25.2011 | Technology

The remaining moon, Ganymede, was a bit of a mystery. Like Callisto, it appears to be a mixture of rock and water with a big difference: on Ganymede, ...