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 were two crashes at Edwards, of an A-7 Corsair II and a T-33. No lives were lost, but the aircraft were destroyed, and their loss was attributed to insufficient supervision, which placed the blame on Aldrin. In February 1972, General George S. Brown paid a visit to Edwards and informed Aldrin that the school was being renamed the USAF Test Pilot School, and the astronaut training was being dropped. With the Apollo Program winding down, and Air Force budgets being cut, the Air Force's interest in space diminished. Aldrin elected to retire on March 1, 1972, after 21 years of