Wise Observatory
South District, Israel
One 1-meter telescope
coming online in 2018
Cerro Tololo Observatory
Region IV, Chile
Two 0.4-meter telescopes
Three 1-meter telescopes
United Kingdom
Liverpool, European Operations Center
Cardiff, Education Headquarters
Ali Observatory
Western Tibet, China
Site preparation stage
Haleakala Observatory
Maui, Hawaii
Two 0.4-meter telescopes
One 2-meter telescope
McDonald Observatory
Fort Davis, Texas
One 1-meter telescope
One 0.4-meter telescope
Teide Observatory
Canary Islands, Spain
Two 0.4-meter telescopes
South African
Astronomical Observatory
Sutherland, South Africa
Three 1-meter telescopes
One 0.4-meter telescope
Siding Spring Observatory
New South Wales, Australia
Two 0.4-meter telescopes
Two 1-meter telescopes
One 2-meter telescope
twenty-one telescopes
at eight sites around the world
working together as a single instrument