"What makes the event even more extraordinary is that it did not involve a single volcano, but multiple active sources." ...

Reanalysis of NASA’s Galileo mission data has revealed ammonia on Europa’s surface for the first time. The nitrogen-rich compound appears along cracks in the ice, suggesting recent transport from the ...

Nasa's old Galileo data reveals ammonia-bearing compounds on Europa's icy surface near fractured zones.

Using data gathered by NASA's Juno Jupiter orbiter, scientists estimate that Europa's ice shell is about 18 miles thick — ...

New simulations suggest Jupiter holds far more water than once thought, reshaping ideas about how the largest planet formed.

Europa, one of Jupiter’s moons, has long intrigued scientists for its potential to harbor life. Though slightly smaller than ...

Jupiter's fourth-largest moon is a main character in our search for other life-friendly places in our solar system.

The volcanic hot spot is larger than Lake Superior, spewing eruptions six times the total energy of all of the world's power plants.

"Most excitingly, this new idea addresses one of the longstanding habitability problems on Europa and is a good sign for the ...

PASADENA, Calif. -- Launched by NASA in August 2011, the spacecraft Juno is set to arrive at Jupiter on July 4. Currently cartwheeling through space, once Juno gets close enough to Jupiter, it will ...

On Feb. 1, the Snow Moon will rise alongside some of winter's brightest stars after drifting past Jupiter ...