Skysight The Story of SOFIA the Stratospheric Observatory for Infrared Astronomy - 2005 was released on: USA: 1 July 2005
It is Spitzer not Splitzer. It is an infrared observatory orbiting the sun.
The Infrared Astronomical Satellite was the first-ever space-based observatory to perform a survey of the entire sky at infrared wavelengths. It uses infrared light.
Haleakala Observatory was created in 1961.
Dearborn Observatory was created in 1889.
Kiso Observatory was created in 1974.
Stellafane Observatory was created in 1924.
Steward Observatory was created in 1916.
Union Observatory was created in 1903.
Erbil Observatory was created in 1973.
Sherwood Observatory was created in 1970.
McKim Observatory was created in 1884.