Using data gathered by NASA's Juno Jupiter orbiter, scientists estimate that Europa's ice shell is about 18 miles thick — which could make it hard for nutrients to get down to its buried ocean.

While scientists have debated for decades about the thickness of Europa's icy shell, Jupiter's icy moon, a new study finally provides a clear answer. This is an important result for ...

But the real truth is that alien life on other planets could be even stranger than floating balloons or amorphous organisms ...

A new finding of ammonia on the icy surface of Jupiter's moon Europa could have important implications for the search for extraterrestrial life. When you purchase through links on our site, we may ...

Researchers from NASA’s Jet Propulsion Lab (JPL) recently detected the presence of ammonia — a nitrogen-bearing compound crucial to supporting life — on ...

The Science: Europa has been considered as a top contender for alien life for even longer than Enceladus, thanks to its massive under-ice liquid water oceans. It also displays water vapor plumes ...