What if the Moon was more than just a lifeless rock? Under that bright light, it could be hiding an alien civilization. When ...

New research casts doubt on the prospects for a habitable, active environment beneath the frozen surface of Jupiter’s moon ...

For decades, the search for life beyond Earth has focused on distant exoplanets and the rusty plains of Mars. Now, a small ...

"We're not saying, and we can't say, that there's no life in Europa. What we're saying is that it's a harder proposition, ...

Europa has a vast, saltwater ocean beneath its icy shell, with more than twice the amount of water in all of Earth’s oceans ...

Fresh “complex organic molecules” have been spotted coming out of a nearby moon that scientists believe could be home to alien life. On Earth, the same molecules are part of the chemical reactions ...

Cassini narrow-angle camera image looking across the south pole of Saturn's icy moon Enceladus on 30 November 2010. There are complex organic molecules spewing from Saturn’s sixth-largest moon, ...

Scientists are to send a spacecraft to hunt for aliens potentially hiding in our solar system. The European Space Agency (ESA) has announced a mission to Saturn's moon Enceladus, as it has all the ...