What does OAO mean in NASA?

This page is about the meanings of the acronym/abbreviation/shorthand OAO in the Governmental field in general and in the NASA terminology in particular.

Orbiting Astronomical Observatory

Governmental » NASA

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"OAO." Abbreviations.com. STANDS4 LLC, 2015. Web. 1 Mar. 2015. <http://www.abbreviations.com/term/158672>.

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