On what operating systems the crowdfunded space simulator that Chris Roberts created is compatible with?
Chris Roberts (game developer): Chris Roberts (born May 27, 1968) is an American video game designer, programmer, film producer and film director. Chris Roberts (game developer):  He created the "Wing Commander" series while at Origin Systems and is now working on the crowdfunded space simulator "Star Citizen". Star Citizen: Star Citizen is an upcoming massively multiplayer, space trading and combat video game for Microsoft Windows and Linux.
Microsoft Windows and Linux