Crew members of a simulated 520-day Martian expedition: (foreground, from left:) researcher Wang Yue, flight commander Aleksei Sitev and researcher Diego Urbina, (middle ground) researcher Alexander Smoleevsky, (background, from left:) physician Sukhrob Kamolov and flight engineer Roamin Charles, prepared to enter the capsule.

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Crew members of a simulated 520-day Martian expdition on the point of entering the capsule.

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Crew members of a simulated 520-day Martian expdition on the point of entering the capsule.

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Crew members of a simulated 520-day Martian expdition on the point of entering the capsule.

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Crew members of a simulated 520-day Martian expedition (from left): flight commander Aleksei Sitev, researcher Wang Yue, flight engineer Romain Charles, physician Sukhrob Kamolov, researcher Diego Urbina and researcher Alexander Smoleevsky prepared to enter the capsule.

03.06.2010#683577

Crew members of a simulated 520-day Martian expedition (from left): flight commander Aleksei Sitev, researcher Wang Yue, flight engineer Romain Charles, physician Sukhrob Kamolov, researcher Diego Urbina and researcher Alexander Smoleevsky prepared to enter the capsule.

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Aleksei Sitev, a crew member of a simulated 520-day Martian expedition, on the point of entering the capsule.

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Researchers Diego Urbina, first left, and Wang Yue, center, participants in the 520-day Mars-500 experiment, after a news conference at the Russian Academy of Sciences' Institute of Biomedical Problems.

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Participants in the 520-day Mars-500 experiment at a news conference at the Russian Academy of Sciences' Institute of Biomedical Problems. From left: Researcher Alexander Smoleyevsky, Flight Engineer Roman Charles, Mission Commander Alexei Sitev, Doctor Sukhrob Kamolov and Researchers Diego Urbina and Wang Yue.

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From left: flight commander Aleksei Sitev and researcher Diego Urbina, crew members of a simulated 520-day Martian expedition, attending a press conference at the Institute of Medical and Biological Problems, the Russian Academy of Sciences.

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Researcher Diego Urbina, participant in the 520-day Mars-500 experiment, at a news conference at the Russian Academy of Sciences' Institute of Biomedical Problems.

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At a news conference involving participants in the 520-day Mars-500 experiment at the Russian Academy of Sciences' Institute of Biomedical Problems.

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Researcher Wang Yue, participant in the 520-day Mars-500 experiment, at a news conference at the Russian Academy of Sciences' Institute of Biomedical Problems.

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From right: Researcher Diego Urbina and Doctor Sukhrob Kamolov, participants in the 520-day Mars-500 experiment, at a news conference at the Russian Academy of Sciences' Institute of Biomedical Problems.

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Researcher Alexander Smoleyevsky, participant in the 520-day Mars-500 experiment, at a news conference at the Russian Academy of Sciences' Institute of Biomedical Problems.

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Researcher Diego Urbina, participant in the 520-day Mars-500 experiment, at a news conference at the Russian Academy of Sciences' Institute of Biomedical Problems.

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Doctor Sukhrob Kamolov, participant in the 520-day Mars-500 experiment, at a news conference at the Russian Academy of Sciences' Institute of Biomedical Problems.

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Flight Engineer Roman Charles, participant in the 520-day Mars-500 experiment, at a news conference at the Russian Academy of Sciences' Institute of Biomedical Problems.

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Participants in the 520-day Mars-500 experiment at a news conference at the Russian Academy of Sciences' Institute of Biomedical Problems.

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Participants in the 520-day Mars-500 experiment after a news conference at the Russian Academy of Sciences' Institute of Biomedical Problems. Left: Mission Commander Alexei Sitev.

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Researcher Wang Yue taking part in the 520-day Mars-500 project at the Russian Academy of Sciences' Institute of Biomedical Problems.

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Researcher Wang Yue taking part in the 520-day Mars-500 project at the Russian Academy of Sciences' Institute of Biomedical Problems.

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From left: Participants in the 520-day Mars-500 experiment Doctor Sukhrob Kamolov and Mission Commander Alexei Sitev at the Russian Academy of Sciences' Institute of Biomedical Problems.

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Researcher Diego Urbina, participant in the 520-day Mars-500 experiment, at the Russian Academy of Sciences' Institute of Biomedical Problems.

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Participants in the 520-day Mars-500 experiment: Doctor Sukhrob Kamolov, first left, Flight Engineer Roman Charles, second left, Mission Commander Alexei Sitev, fourth left, Researcher Wang Yue, first right, and Researcher Diego Urbina, second right, at the Russian Academy of Sciences' Institute of Biomedical Problems.

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Participants in the 520-day Mars-500 project at the Russian Academy of Sciences' Institute of Biomedical Problems. Right: Mission commander Alexei Sitev.

03.06.2010#683301

From left: Mission commander Alexei Sitev and researcher Wang Yue taking part in the 520-day Mars-500 project at the Russian Academy of Sciences' Institute of Biomedical Problems.

03.06.2010#683300

From left: Participants in the 520-day Mars-500 experiment Mission Commander Alexei Sitev and Researchers Diego Urbina and Wang Yue at the Russian Academy of Sciences' Institute of Biomedical Problems.

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