Jupiter Juno mission: 5 facts you need to know (Video)
A Nasa spacecraft is about to arrive at the largest planet in the solar system – Jupiter.
The probe launched five years ago and has traveled nearly 3 billion kilometers to reach its destination.
Entering into orbit will be fraught with dangers – but if the spacecraft succeeds, it will give us our best understanding to date of this giant, mysterious world.
WATCH: BBC’s Rebecca Morelle share the top 5 things you need to know