Understanding the chemical composition of ice on Jupiter’s intriguing moon could reveal hints about its habitability.
The flyby mission aims to sniff flumes of alien seawater, but will attempt no landing there.
There's still a lot to learn about the surface of Jupiter's moon
Confirming hints picked up by the Hubble just a few years ago.
Submarines and rovers will go for a dive on the moons of Jupiter and Saturn
Europa, the outer solar system, and a lot of questions.
On Io, the floor is basically lava
Just some "blood" gurgling out of the ice, nothing to see here.
Heat and drills will help us probe for alien microbes
A newly-investigated essay from 1939 reveals Churchill's thoughts on E.T.
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