This desert wants to stay in the dark
Sunday, July 8, 2012 - 00:00
in Astronomy & Space
Southern Arizona's black skies have turned the region into an international hub for astronomy. A proposed mine and its floodlights could threaten that.Southern Arizona's dark skies established the region as an international hub for astronomy in the 1960s. Observatories and other sky-gazing research facilities have brought prestige — and millions of dollars — to the state.