Moscow: They wanted to see if a group of Russian cosmonauts would survive the conditions of a trip to Mars -- in duration. They did! Welcome home to Earth, fake Mars astronauts.
Fake astronauts return to real Earth after fake trip to fake Mars
520 days after being locked inside a fake spaceship in a Moscow car park, a six-man team of volunteer astronauts is about to emerge back on planet Earth.
The year and a half of isolation, dubbed Mars500 and run by the European Space Agency (ESA), was designed to see how real space crews would cope with confinement, daily activities and psychological stress on a lengthy trip to the red planet and back.