Wise Observatory

South District, Israel

1 x 1-meter (NRES only)

Cerro Tololo Observatory

District IV, Chile

3 x 1-meter

2 x 0.4-meter

Goleta

California

International Headquarters and Data Center

United Kingdom

Chester - European Operations Center

Cardiff - Education Headquarters

Ali Observatory

Western Tibet, China

Site under development

Haleakala Observatory

Maui, Hawaii

1 x 2-meter

2 x 0.4-meter

McDonald Observatory

Fort Davis, Texas

2 x 1-meter

1 x 0.4-meter

Teide Observatory

Tenerife, Canary Islands, Spain

2 x 0.4-meter

2 x 1-meter

South African Astronomical Observatory

Sutherland, South Africa

3 x 1-meter

1 x 0.4-meter

Siding Spring Observatory

New South Wales, Australia

1 x 2-meter

2 x 1-meter

2 x 0.4-meter