Video: Big Space Balloon by Jonny O'Callaghan, 12 April 2012 Find out how the Big Space Balloon will work in this video. 2,947 views comments To find out more about this fantastic British project, check out our article in issue 33 of How It Works, on sale now. More Like This... Space Exploring the Asteroid Belt Why are there millions of rocks orbiting between Mars and Jupiter? Space What is the Kuiper Belt? What is this icy region that encircles the Solar System? Space Earth’s plasma shield Scientists discover a new form of protection from solar storms More From The Internet... Ancient Greek theatres How do some amphibians and reptiles catch bugs with projectile tongues? Chris Hadfield: "The dinosaurs are extinct because they didn't have a space programme" What would happen if the Moon moved closer to the Earth?