Leoncito Astronomical Complex was created in 1983.
El Leoncito National Park was created in 1994.
Astronomical Observatory of Capodimonte was created in 1812.
International Astronomical Union was created in 1919.
Bangladesh Astronomical Association was created in 1988.
Brooks Astronomical Observatory was created in 1964.
Edinburgh Astronomical Institution was created in 1811.
Manchester Astronomical Society was created in 1892.
Barnard Astronomical Society was created in 1923.
Serbian Astronomical Journal was created in 1936.
British Astronomical Association was created in 1890.
Sutherland Astronomical Society was created in 1961.
Indian Astronomical Observatory was created in 2001.