Europa, one of Jupiter’s intriguing moons, is hiding an ocean beneath its icy shell — an ocean that might harbor alien life.

Europa is the sixth largest satellite in our Solar System and the smallest of Jupiter’s four Galilean moons. Discovered by ...

"It's like a game of billiards around the solar system, flying by a couple of planets at just the right angle and timing to ...

When a mudflat crumbles on Earth, or an ice sheet splinters on one of Jupiter's moons (Europa), or an ancient lakebed breaks ...

Blue Ghost is expected to study the moon’s surface for about two weeks until lunar nightfall plunges the landing zone into extreme cold and darkness, making it all but impossible for the largely ...