description Smithsonian Astrophysical Observatory Overview
The Smithsonian Astrophysical Observatory (SAO) is a research institute founded in 1890 and headquartered in Cambridge, Massachusetts, since 1955. It operates as part of the Harvard-Smithsonian Center for Astrophysics (CfA). The organization focuses on multi-wavelength astrophysical research and co-manages major facilities, including the Chandra X-ray Center, which operates NASA's Chandra X-ray Observatory.
help Smithsonian Astrophysical Observatory FAQ
Is the Smithsonian Astrophysical Observatory located in Washington or Cambridge?
SAO was founded in Washington, D.C., in 1890 but moved to Cambridge, Massachusetts, in 1955. Its original Washington facility stood near the Smithsonian Castle on the National Mall.
Is SAO the same institution as the Harvard College Observatory?
They remain separate observatories but have coordinated their research through the Center for Astrophysics | Harvard & Smithsonian since 1973. Harvard College Observatory itself dates to 1839.
What does SAO do for the Chandra X-ray Observatory?
The Smithsonian Astrophysical Observatory operates the Chandra X-ray Center in Cambridge. The center handles science operations, data processing, and support for astronomers using NASA's X-ray observatory.
What did the Smithsonian Astrophysical Observatory originally study?
Founder Samuel Pierpont Langley established SAO with a strong emphasis on solar research. Early work included measuring the solar constant with instruments related to Langley's bolometer.
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