Colonization of Mars of sending a person to Mars in 11 or 12 years". Richard Branson, in his lifetime, is "determined to be a part of starting a population on Mars. I think it is absolutely realistic. It will happen... I think over the next 20 years, we will take literally hundreds of thousands of people to space and that will give us the financial resources to do even bigger things". In June 2013, Buzz Aldrin, American engineer and former astronaut, and the second person to walk on the Moon, wrote an opinion, published in "The New York Times", supporting a human mission
Buzz Aldrin's Race Into Space of the mission launches, and new multiplayer modes. The developers worked to maintain historical accuracy, including all the actual major space hardware and several alternative proposals that were considered at the time, but did make some compromises and simplifications in the name of game balance and avoiding complexity. They also consulted Apollo 11 astronaut Buzz Aldrin, who gave permission for his name to be used for the game. "Buzz Aldrin's Race Into Space" has two sides, the United States and the Soviet Union, unlike "LIFTOFF!" which supported up to four (the other two sides in "Liftoff!" were Europe and Asia).