ESA ESTEC Open House: From Space to Earth
![ESA ESTEC Open House: From Space to Earth](https://media2.spaceref.com/news/2013/esa_estec_open_house_iss_2013_945.jpg)
ESA ESTEC Open House: From Space to Earth
ESA
ESA astronaut Luca Parmitano greets visitors to ESA’s technical heart, ESTEC, on its open day 6 October 2013. From the International Space Station 400 km above us, Luca introduces ESA’s largest site where most of its satellites and missions are developed.