The world's most famous and highly respected cosmologist, Professor Stephen Hawking, hosts this ultimate guide to the universe. Follow the genius as he unravels the mysteries of space and time; share his theories about the origin, nature and possible end to our planet and all the cosmos. He will amaze you with his fascinating ideas on the real possibility of time travel, the potential existence of wormholes, and the likelihood of gas-giant-inhabiting aliens and other extra-terrestrials. Share his fears about these aliens who might be capable of inhabiting, conquering and destroying planet Earth and the entire human race. With the aid of astonishing computer generated graphics, live action, digitally enhanced NASA footage and other cutting edge visual effects; we can delve into Hawking's extraordinary vision of the splendour, majesty and ultimate decline of the universe. 'Stephen Hawking's Universe' is truly mind-blowing and it will stretch your imagination like nothing has ever done before.