Jürgen Schleppi graduated as a B.Eng in Aeronautical Engineering, with a major in Space Engineering, in 2012 and received an M.Sc. in Space Science and Instrumentation in 2014. Throughout the last two years of his education he studied at three different universities in three different countries (Germany, Sweden, and France) and he prepared his Master’s thesis in Sydney, Australia, analyzing the performance of astronauts and rovers in a Mars Analogue scenario conducted in the Australian Outback. After the Master’s, for the two subsequent years, he was working at ESA’s European Astronaut Centre in Cologne in the field of Astronaut Training and Operations. Since 2016 he is now working as a Ph.D. student at Heriot Watt University. He is researching ways in which silicon solar cells, or other solar conversion devices, could be 3D printed on the lunar surface utilising the raw lunar material.