Emilio Alfaro participates in the documentary "Cartografiando lo imposible" ("Mapping the impossible") of the cycle Deconstruyendo la luz ("Deconstructing the light") made by the IAA-CSIC.
The documentary is about the GAIA space observatory and its complementary program GAIA-ESO used by the VLT Cerro Paranal in Chile, in charge of mapping our galaxy, the Milky Way, with great precision for the first time.
Original source