McDonald Observatory was created in 1933.
The McDonald Observatory was established by the University of Texas at Austin in the 1930s. It was funded primarily through a donation from the estate of businessman William Johnson McDonald, after whom the observatory is named. The observatory was constructed in the Davis Mountains of West Texas, chosen for its ideal viewing conditions. It officially opened in 1939 and has since become a major center for astronomical research and education.
Morris Observatory was created in 1973.
Macfarlane Observatory was created in 1757.
Moore Observatory was created in 1978.
Behlen Observatory was created in 1972.
Jura Observatory was created in 1993.
Detroit Observatory was created in 1854.
Sphinx Observatory was created in 1937.
Armagh Observatory was created in 1789.
RIT Observatory was created in 1992.
Kevola Observatory was created in 1963.
Keeble Observatory was created in 1963.