Business and even tourism could be in lower orbit soon, if all goes according to plan for space’s most ambitious developers, reports Mark Broadbent

Orbital Assembly’s proposed Voyager space station
Orbital Assembly
A huge circular space station wheeling above Earth as Strauss’ Blue Danube waltz reaches an orchestral crescendo... that's one of many bold visions of a spacefaring future, imagined more than half a century ago in Stanley Kubrick’s epic film, 2001: A Space Odyssey.