Stargazers will be treated to a rare glimpse of a “Supermoon” this weekend when our celestial neighbor strays closest to Earth. During the annual display, the moon appears to swell larger in size and wax in brightness. Scientists say that the moon will look 14 per cent bigger and 30 per cent brighter than all the other full moons of 2012 and will be visible at its peak from 03:00 GMT on Sunday...