The Greenhouse in Space education project started on 17 February and is being carried out by more than 800 school children throughout Europe - and by Mars500 crew. Read more about the project here: - Eight hundred gardeners on Earth and one in space - An unexpected travelling companion Other Mars500 photo galleries: - Training and activities until closing the hatch on 3 June 2010 - 'Cruise to Mars', June 2010 - January 2011 - 'Orbiting Mars and landing', January and February 2011 - 'Return to Earth', from February to November 2011