Tormento (2021)

The Gaia space telescope is not just create the ultimate star map of the Milky Way. It is also showing us our galaxy's past and how it will change in the future. The Sky at Night team takes a look at the history of astrometry and meets the scientists now able to prove that change is the only constant in the universe.

One of NASA's most ambitious missions, OSIRIS-REx, is investigating the asteroid Bennu in more detail than ever before, revealing how space rocks can kick-start life on other planets and how they could possibly hold answers to the secrets of the Solar System.

The West Highland Line is one of the world's truly legendary train routes, crossing spectacular Scottish moors and mountains as it heads towards Skye. Starting in Glasgow, it glides towards Loch Lomond, the world's largest inland stretch of water. It then sweeps north to enter the wild and windswept landscape of Rannoch Moor. After ascending to Corrour, Britain's highest station, the journey passes Ben Nevis, the UK's tallest mountain and then across the famous Glenfinnan viaduct. The coastal town of Mallaig is gateway to the Isle of Skye with its world-famous Highland cuisine and many breathtaking views.

A look at the world's most beautiful railway, as we take a ride on the West Highland line, and meet the team who clean Britain's largest station Edinburgh Waverley Station roof and an artist who paints castles by train

How the Universe Works is the greatest story ever told, the creation of everything. The programme investigates how the Universe came into existence out of nothing, and how it grew from a miniscule point, smaller than an atomic particle, to the vast cosmos we see today.

A breathtaking journey down the German section of the beautiful Moselle River, famous for vineyards on its dramatically steep banks and remarkable meandering loops.

America's transcontinental railroad helped transform the United States into a global superpower, and today, cutting-edge engineering is behind hi-tech railways to once again revolutionize travel from sea to shining sea.

The Sky at Night team explore the history of the telescope – from Harriot and Galileo's lunar observations to the Hubble and James Webb space telescopes – revealing how developments in the power of lenses have increased our understanding of our place in the cosmos.

Cameras follow a train route from Bergen to Oslo, through the extraordinary mountains of southern Norway in winter. This super-fast train travels daily to the country's capital, and first stop is Dale - a place where Norway's most famous knitters design and craft the country's famous jumpers. The final stop is Sandvika, where Monet painted around 30 scenes.

Two weeks after the Fukushima nuclear accident, a worst-case scenario was delivered to the prime minister who would risk their lives to rein in the reactors? Key actors revisit those tense days.