The Deep Space Network of NASA (DSN) it is the most big and sensible telecommunication system in the world. It is form by three space communication complexes: one in Goldstone, California (GDSCC), another in Tidbindilla, next to Canberra, Australia (CDSCC) and the third one in Robledo de Chavela, Madrid (MDSCC). The last one was built in 1961 and all three are tracking today.
In MDSCC are working around 130 people shared in seven departments coordinated between them.
This complex is environment friendly.