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Thiruvananthapuram

(Encyclopedia)Thiruvananthapuram trĭvănˈdrəm [key], city (1991 pop. 826,255), capital and largest city of Kerala state, SW India, a port on the Arabian Sea. The city is a transportation hub. Industries include ...

Space Force, United States

(Encyclopedia)Space Force, United States (USSF), military force that forms a separate service within the U.S. Dept. of the Air Force, est. Dec. 20, 2019, by act of Congress. The head of the Space Force is the Chief...

Orbiting Geophysical Observatory

(Encyclopedia)Orbiting Geophysical Observatory (OGO), series of six orbiting observatories (see observatory, orbiting) launched between 1964 and 1969 by the National Aeronautics and Space Administration (NASA) to s...

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