Scientists propose that a moon base could act as an isolated first line of biological defense against extraterrestrial ...

The moon's magnetic field lasted at least 1 billion years longer than previously thought, a new study finds. This suggests that alien moons and planets may also have magnetic fields that can survive ...

Add Yahoo as a preferred source to see more of our stories on Google. Scientists have long believed Saturn’s moon Titan hid a massive underground ocean, but new research suggests something even ...