Governmental & Military Abbreviations and Acronyms
- SOSUSSound Surveillance System
- SPWCSPECIALIST (CHAPLIN'S ASSISTANT) CHIEF PETTY OFFICER
- USWRPUnited States Weather Research Program
- A&ATAstronomical and Astrophysical Transactions
- ACiChAstronomical Circular
- AdA&AAdvances in Astronomy and Astrophysics
- AdSpRAdvances in Space Research
- AExprAstronomy Express
- AirCoAir et Cosmos
- AMSPArea Maritime Security Plan
- AMSTAdvanced Medium STOL Transport
- AMSTAdvanced Medium Range Stol Transport
- ApMTApplied Microgravity Technology
- ApMTAdvanced Performance Management Training
- ApSSAtmospheric Pressure Supply Subsystem
- ASPRvAstrophysics and Space Physics Reviews
- ASSUAnnual Scientific Supplement to Urania
- ASSUAmerican Sunday School Union
- AstHeAstronomical Herald
- AstLAstronomy Letters
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