McDonald Observatory is located in the Davis Mountains, 450 miles west of
The Observatory is equipped with a wide range of state-of-the-art instrumentation for
imaging and spectroscopy in the optical and infrared, and operates one of the first and most productive lunar ranging stations.
Currently, McDonald operates four research telescopes
at our West Texas site:
9.2m Hobby-Eberly Telescope
2.7m Harlan J. Smith Telescope
2.1m Otto Struve Telescope
The observatory also hosts one of the four globally networked Robotic Optical
Transient Search Experiment (ROTSE)
telescopes, and is a Monitoring Network of Telescopes
McDonald Observatory is open to the public. Approximately 60,000 visitors each year
attend star parties and exhibits, as well as continuing education programs for educators. Recently, the Frank N. Bash Visitors Center
dedicated a first of its kind, the Wren-Marcario wheelchair accessible telescope.