New Plymouth Observatory was created in 1920.
Madras Observatory was created in 1786.
Modra Observatory was created in 1988.
Stellafane Observatory was created in 1924.
Manila Observatory was created in 1865.
Spanish National Observatory was created in 1790.
University of New Hampshire Observatory was created in 1984.
New Plymouth was created in 1841.
New Plymouth Rangers was created in 1940.
New Plymouth Boys' High School was created in 1882.
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.