What causes rainbow clouds?

F rom the top of the highest peak ...

One of the Cassini orbiter’s stand-out discoveries in the Saturn system was plumes of water-ice erupting from fissures in the moon Enceladus. These ice particles make up the diffuse E ring surrounding

Sail Norway’s dramatic fjords high above the Arctic Circle and learn about the night sky on this small-ship cruise

Planetary physicist Dr Sheila Kanani on why now is the time to spot shooting stars and a sunlit Saturn

The seasoned polar explorer Franklin lost two vessels and 129 men, himself included, in the late 1840s, searching for the route that would take 3,000nm off the sea route to the Orient. Even though glo

Weather deities, magical portals, earth-moving giants and haunted valleys – Britain’s mountains are humming with myth, magic and mystery. Hanna Lindon explores upland legends from around the country