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
Edwin Eugene Aldrin Sr. a reservist until he retired from the Air Force Reserve with the rank of colonel on 1 May 1956. He later became a consultant to the manned space flight safety director of the NASA. Aldrin died in San Francisco, California, on 28 December 1974, while he was visiting his daughter there, and was buried in Arlington National Cemetery. He was survived by his sister, two daughters, and son, Buzz Aldrin. His wife Marion suffered from depression and killed herself in 1968. He is commemorated by the Edwin E. Aldrin, Sr. Award, which is presented to an Air Force Institute of