This year, Ashish Thakkar, who believes heights have always worked magic for him, is planning a far more daring escapade that is going to take him rather higher than the top of the Burj al Arab. The 28 year-old resident of Kampala is among the initial group of Virgin Galactic space tourists who have signed on for a trip to outer space that includes four to five minutes of weightlessness and will take 2.5 hours.