Ryan McDonald, a physics student at Oxford University, said his prospective trip to Mars is putting a dampner on his love life One of the British volunteers who wants to be chosen for a pioneering mission to Mars has admitted that the prospective one-way journey  is hampering his love life. Ryan McDonald, 21, is the youngest - and the only man - among five Britons who have been shortlisted for the Mars One Mission, which is aiming to send people to live in space by 2025. The Oxford University physics student, who is also president of Oxford University Space and Astronomy Society, applied for the trip because he wants to leave a legacy.
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Ryan McDonald, 21, is the youngest Briton to be shortlisted for Mars trip
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Mission, which will arrive in 2025, aims to start a colony on the red planet
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Oxford University student said potential trip is stopping him finding love
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Sceptics believe £4m project, backed by Dutch company, will never work
Any chosen @placeholder settlers will then be required to dedicate eight years of their lives preparing for the 300 million-mile (482 million km) pioneering mission.