US billionaires vie to make space the next business frontier

Technological advances mean taking humans to play among the stars is just one of the aims of Jeff Bezos, Elon Musk and a host of eager investorsLater this year Jeff Bezos, the first person to have led a business from nothing to a trillion-dollar valuation, will step down from his job as head of Amazon. But as you’d expect from a tech multibillionaire, his eyes are on a potentially bigger prize: outer space. Bezos will be dedicating more time to a space race between entrepreneur rivals that