The appearance of one of Saturn's smallest moons lends it the nickname "Death Star," but astronomers say new evidence suggests the world is, in fact, home to an ingredient vital for life: water.

The icy moon Miranda is the latest satellite in our solar system to spark hope in the search for life beyond Earth.

Planetary scientists don’t care about Mimas, Saturn’s smallest moon. Sure, its massive Herschel crater might make it look like the “Death Star” space ... it may be an ocean world capable ...

Understanding this frozen moon will provide insight others like it such as Enceladus and Triton and, most likely, icy ocean worlds in distant star systems. Niebur points out that there is only one ...

Watch the Moon pass a couple of bright stars and planets, see below for dates. Evening sky: Jupiter has entered the evening ...

It's one of the biggest unanswered questions in science – if there's life beyond Earth, where is it? While you might think the answer is 'far far away', surprisingly, it could be much closer to ...

The new moon occurs on Nov. 1, and three days later the moon will make a close pass to Venus in the evening sky.

The region around a star with such temperate ... to measure the depth of the ocean, identify some of the compounds at Europa’s surface and precisely map the moon’s magnetic field, which ...