Almost nine months of isolation, training and preparation have finally paid off. Two Cosmonauts have stepped out onto the Red Planet for the first time. Mars 500 may be a simulated mission, with the planet's surface recreated in the Moscow region, but the 'space walk' is monitored by Russia's real mission control.<br /><br />RT on Facebook: http://www.facebook.com/RTnews <br />RT on Twitter: http://twitter.com/RT_com
