Coming soon
Orbit: Earth's Extraordinary Journey
Right now you're hurtling round the sun in 64,000 miles an hour (100,000 kms one hour). At the next year 584 million miles'll travel, to wind up back where you started. Presenters Kate Humble and Dr Helen Czerski follow the planet's voyage across the sun for a whole orbit, to witness the most astounding consequences this journey has all.