Catch up TV
Episode 2
Kate Humble and Dr Helen Czerski follow the Earth's voyage around the sun for one complete orbit, this time travelling from January to the March equinox.
Source: BBC 4
Most recent episodes of Orbit: Earth's Extraordinary Journey
Orbit: Earth's Extraordinary Journey
Episode 3
Kate Humble is in the Arctic where spring arrives with a bang. Helen Czerski chases a tornado to show how the earth's angle of tilt creates the most extreme weather on the planet.
13-10-2021
BBC 4
Orbit: Earth's Extraordinary Journey
Episode 2
Kate Humble and Dr Helen Czerski follow the Earth's voyage around the sun for one complete orbit, this time travelling from January to the March equinox.
12-10-2021
BBC 4
Most popular episodes of Orbit: Earth's Extraordinary Journey
Orbit: Earth's Extraordinary Journey
Episode 3
Kate Humble is in the Arctic where spring arrives with a bang. Helen Czerski chases a tornado to show how the earth's angle of tilt creates the most extreme weather on the planet.
13-10-2021
BBC 4
Orbit: Earth's Extraordinary Journey
Episode 2
Kate Humble and Dr Helen Czerski follow the Earth's voyage around the sun for one complete orbit, this time travelling from January to the March equinox.
12-10-2021
BBC 4