While Russia struggles to make up ground following a dozen-plus 2011 launch problems and the American Space Launch System sinks in Capitol Hill quicksand, the commercial space sector is racing to fill the gap — and to open new markets in space taxis, trucks and tourism. Since you can’t tell the players without a program, here are the . . .

10 Major Players in the Private Sector Space Race
Quiz: Branson or Bezos: How well do you know the players in the new space race?