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First "space tourist" Dennis Tito asks agency to chip in with some new rockets and cash for a 2017 manned mission. NASA says thanks, but no thanks.
The Inspiration Mars Foundation hopes to get a two-person crew to Mars and back starting in 2018 — and it's got a plan that can work.
Inspiration Mars Foundation's planned 2018 flight to Mars has an interesting solution for blocking cosmic radiation.
Wealthy space buff makes serious announcement about sending a man and woman on a bare-bones flyby past the Red Planet. But building a cheap, reliable spacecraft in five years is just one issue facing planners.
Dennis Tito was the first private citizen in space in 2001 and now he hopes to be the first human of any kind on the Red Planet.