The dark substance that litters the surface of Europa is now believed to be sodium chloride.
An unconventional type of rover could be used to explore the oceans beneath Jupiter's icy moon.
The space agency has secured enough funding to develop a mission to explore Jupiter's icy moon.
Jupiter's freezing moon Europa is home to its own ice-based version of Earth's plate tectonics.
The space agency is accepting proposals for science instruments for future use on Jupiter's icy moon.
A new theory suggests that Pluto, like Europa and Enceladus, may be home to a liquid water ocean.
The space agency is believed to be planning an ambitious mission to explore Jupiter's icy moon.
Geysers on Jupiter's icy moon Europa may reach heights 20 times greater than that of Mount Everest.
A new crowd-researched space project is looking to launch an ambitious manned mission to Europa.
Scientists are weighing up what questions a future mission to Jupiter's icy moon would need to answer.
A miniature submarine could one day be used to explore the depths of Europa's mysterious ocean.
New research has unveiled the presence of chemicals that could indicate the moon's suitability for life.
A future Europa mission may need to contend with deadly jagged ice spikes littering the surface.
The Keck II telescope and OSIRIS spectrometer have revealed new details of what lies in Europa's oceans.
Scientists are hoping to send a probe to find signs of life on Jupiter's ice-covered waterworld moon.
A proposed $2 billion spacecraft would perform several flyovers of Jupiter's enigmatic ice-covered moon.
The vast oceans of liquid water believed to exist beneath the ice on Europa may be deeper than thought.
Scientists have discovered large frozen lakes near the surface of Jupiter's frozen moon Europa.
Move over Europa - new computer models suggest Pluto may also hide a hidden ocean under its surface.
A new study has revealed that Jupiter's moon Europa is rich enough in oxygen to support millions of tons of fish.