While the moon once had a weak magnetic field generated by a small molten core, the team's research suggests it likely wouldn ...

The icy moon is far enough from Jupiter and the intense plasma-flooded ... the new study suggests that it doesn’t linger at depth long enough inside Io to form a massive, interconnected ocean. But ...

"We suggest that the processes which formed the lunar maria several billion years ago are still present and active today." ...

The moon spent a few million years as a volcanic wasteland, covered with ongoing eruptions that spewed from mountains and ...

A pair of groundbreaking NASA studies, published in Nature, have unveiled new insights into the interiors of the Moon and the ...

Since the first observation of the far side of the Moon in the 60s, it has been clear that there are major differences ...

Meanwhile, on Jupiter's moon Io, the most volcanically active world ... should help scientists better understand how planets and moons cycle heat inside them — something that affects weather ...

Moon rocks, on the other hand, can be more complicated to interpret, and have been providing a variety of ages. Together, the two processes suggest the moon is about 4.35 billion years old.