邻家宇航员 Astronomos de mi Barrio: Guillermo Fernández, Carlos Contreras

Astronomers from My Neighborhood: Guzman documents the ingenuity of several local astronomy enthusiasts who have taken to building their own telescopes from scratch (down to and including creating the special mirrors themselves). These may be "amateurs," but they all -- one elderly gentleman in particular, who has designed a mini-observatory on his roof, including hydraulic cha...