02:55 Duets at the BBC: With Robbie and Kylie, Dolly Parton and Kenny Rogers, Sonny and Cher and Peaches and Herb. bbc.in/y1k3gF

19:00 The Sun: A portrait of our closest star, with its dark and violent side of storms and explosions. bbc.in/1rlARls

20:00 The Moon: A look at how our love affair with the moon has waxed and waned since we landed there. bbc.in/1QDxESJ

21:00 Horizon: How a new generation of supertelescopes are helping astronomers explore the universe. bbc.in/oZ9174

22:00 The Sky at Night: A look at how our knowledge of the universe has been transformed in the last six decades. bbc.in/2p6UaPC

23:00 Storyville: Documentary looking at how 11 climbers were killed during a descent of K2 in August 2008. bbc.in/1fIljhE

00:20 The Sun: A portrait of our closest star, with its dark and violent side of storms and explosions. bbc.in/1rlARls

01:25 The Moon: A look at how our love affair with the moon has waxed and waned since we landed there. bbc.in/1QDxESJ

02:20 Storyville: Documentary looking at how 11 climbers were killed during a descent of K2 in August 2008. bbc.in/1fIljhE

19:00 100 Days: As President Trump takes office, BBC News teams report on the events shaping our world. bbc.in/2oYm01Q

20:00 Timeshift: Timeshift revisits Britain's railways during the era of nationalisation. bbc.in/1LAsTaV

22:00 Genius of the Modern World: Bettany Hughes investigates the revolutionary ideas of Karl Marx. bbc.in/1PwHt60

19:00 100 Days: As President Trump takes office, BBC News teams report on the events shaping our world. bbc.in/2p1phO5

19:30 Orangutan Diary: Steve rescues a tiny orangutan and Michaela visits a forest school. bbc.in/19w1q7M

22:00 Metamorphosis: The Science of Change: An investigation into the transformation of one creature into a totally… bbc.in/16sEUO1

00:00 Natural World: David Johnson records a huge habitat recreation project in the marshlands of Iraq. bbc.in/hyZ82z

19:00 100 Days: As President Trump takes office, BBC News teams report on the events shaping our world. bbc.in/2p4KxCz

19:30 Orangutan Diary: Michaela and Steve help three orangutan babies learn how to behave like wild animals. bbc.in/1e36WGx

23:00 Horizon: How a new generation of supertelescopes are helping astronomers explore the universe. bbc.in/oZ9174

00:00 Metalworks!: Dan Cruickshank looks at silver artefacts in country houses, museums and factories. bbc.in/KPu5w8