SpaceFlying gold knocked the moon off course and ruined eclipses The same space rocks that brought precious metals to Earth's surface also knocked the moon's orbit off-kilter, robbing us of twice-monthly eclipses News
SpaceSalt flats on Europa mean moon's ocean may come to surface Jupiter's icy moon is a favourite of alien-hunters, thanks to its buried ocean. Now it seems the ocean could come to the surface – and it might be life-friendly News