Imagine crashing through the acid storms of Venus, taking a space walk in the magnificent rings of Saturn, or collecting samples on the disintegrating surface of an unstable comet. Seen through the eyes of five astronauts on a six-year mission to the new frontiers that make up our solar system, it reveals the spectacle - and the dangers - they face when landing on and exploring the exotic worlds of our neighbouring planets.
No episodes available for this season.
