The Mars500 Experiment Ends

mars 500, simulation, russia
AFP / Getty Images

Sustenance
Members of the crew relax in the Mars500 module, July 24, 2011. The testing facility was divided into five modules: habitat, utility, medical, a fourth module which simulated a martian lander ship and, finally, a fifth module which simulated the surface of Mars.

Get the Latest Photos from Time.com
Get TIME photos and pictures of the week delivered directly to your inbox.