The entry of the private sector into the space race brings new dimensions to the monetisation of space technology. Three high-profile billionaires — Richard Branson of Virgin Galactic, Jeff Bezos of Blue Origin, and Elon Musk of SpaceX — are all invested in space. On Sunday, the first crewed flight of Virgin Galactic’s VSS Unity carried Mr Branson as a passenger. Mr Bezos intends to hitch a ride on Blue Origin’s New Shepherd on July 20. Mr Musk is even more ambitious — he wants to go to Mars. SpaceX rockets already supply the International Space Station (ISS) and carry