Star Abbreviations and Acronyms
- AAActa Astronomica
- AAAdmiral Ackbar
- AAAmy Allen
- AAAAll About Animal
- AACAll-American Comics
- AAGADAcademy of Adventure Gaming Arts and Design
- AAGADAcademy of Adventure Gaming Arts & Design
- ABAstrometric Binary
- ACAstrogrkphic Catalogue
- ACArchie Clark
- ACAActa Astronomica
- ACBAnnular Confinement Beam
- ACERNAustralian Close Encounter Resource Network
- ADAlexis Qenisof
- ADAltered Destiny
- ADAnthony Dantels
- ADAnthonj Davis
- AEEAdult Entertainment Expo
- AEGAstro Event Group
- AFAssault Frigate
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