Mars One launched a global call for applicants in 2013, receiving over from 140 countries.
Unlike government-funded programs, Mars One intended to raise billions through global media rights, sponsorships, and a massive reality television event documenting the selection, training, and lives of the settlers. Mars OneHD
Establish a self-sustaining colony starting with four astronauts, with additional crews of four arriving every 26 months. Mars One launched a global call for applicants