A new study suggests Ganymede—our neighborhood's biggest moon—still has a hot, churning core cranking out its unique magnetic ...

A new study reanalyzing 14 years of Hubble data weakens evidence for water vapor plumes on Europa, though scientists say the ...

Ganymede, the solar system's largest moon, uniquely generates its own magnetic field. New research suggests its still-forming ...

Looking for a sky event this week? Check out our full Sky This Week column. May 21: Check in on Saturn and Mars Tonight we're ...

The two planets, being the two brightest planets in view from Earth, will also be joined by Mercury.

On Wednesday, May 20, skywatchers looking west after dusk will be able to spot the crescent Moon glowing beside Jupiter for ...

On the evening of May 20, skywatchers in the United States will witness a striking celestial display as the waxing crescent ...

Discover the best things to do in Limerick this week including live music, comedy, theatre, club nights and family events ...