If the scientists could very precisely measure the proportions of lutetium and halfnium in moon rocks compared to other ...

has lent support to the hypothesis that the moon does in fact possess such a molten layer hidden deep in its interior. Just as Earth has tides that are influenced by the gravitational pull of the ...

Researchers found young ridges on the moon’s far side, proving it is still geologically active. The ridges formed in last 200 ...

The icy shell of Titan, Saturn's largest moon, may possibly contain a six-mile-thick layer of methane ice beneath its surface. The methane layer could make it easier to detect signs of life from ...