|Organization||Herrett Center for Arts and Science, College of Southern Idaho|
|Location||Twin Falls, Idaho, USA|
|Altitude||1120 meters (3675 feet)|
The Centennial Observatory at the Herrett Center for Arts and Science is a public astronomical observatory located at the College of Southern Idaho in Twin Falls, Idaho, United States. It opened on May 22, 2004 and features one of the world's largest fully wheelchair-accessible public telescopes.
- "The College of Southern Idaho's Centennial Observatory". The Herrett Center for Arts and Science. Retrieved 28 June 2020.
- "The College of Southern Idaho's Centennial Observatory". herrett.csi.edu. College of Southern Idaho.
- "Centennial Observatory Clear Sky Chart". cleardarksky.com. A. Danko.