This episode is a conversation with ESA astronaut Paolo Nespoli about the construction of and life on the ISS. As part of the STS-120 shuttle mission, Paolo was involved in installing the Harmony Module onto ISS. Later he served as a flight engineer on board ISS, as part of Expeditions 26 and 27. In the episode we talk about his two missions and compare the experiences on the Shuttle, the ISS and the Soyuz.