A Dutch group called Mars One plans to have humans live on Mars by 2023.
Starting next year, selected candidates will be put through a 10-year
training program preparing for living on Mars. The supply mission will
use Space X Heavy to launch the communication satellite and supplement
to Mars by 2016. All features and components will be prepared for the
arrival of the astronauts by 2021. All water, oxygen and atmosphere
production will be ready by 2022. The first 4 astronauts will be sent to
Mars by 2022 and land on Mars by 2023. SOURCES: THE WEEK, Yahoo news