| AA/ESMD | Associate Administrator, Exploration Systems Mission Directorate |
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| AA/OER | Assistant Administrator, Office of External Relations |
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| AA/SOMD | Associate Administrator, Space Operations Mission Directorate |
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| CEV | Crew Exploration Vehicle |
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| CDR | Critical Design Review |
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| COTS | Commercial Orbital Transportation Services |
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| DoD | Department of Defense |
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| EOM | End-of-Mission |
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| EOMP | EOM Plan |
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| ESMD | Exploration Systems Mission Directorate |
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| FAA | Federal Aviation Administration |
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| GEO | Geosynchronous Earth Orbit |
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| GOES | Geostationary Operational Environmental Satellite |
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| IADC | Inter-Agency Space Debris Coordination Committee |
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| ISO | International Organization for Standardization |
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| ISS | International Space Station |
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| ITAR | International Traffic in Arms Regulations |
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| JWST | James Webb Space Telescope |
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| KSC | Kennedy Space Center |
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| KSC/LSPM | Kennedy Space Center Launch Services Program Manager |
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| LADEE | Lunar Atmosphere and Dust Environmental Explorer |
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| LSPM | Launch Services Program Manager |
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| MDAA | Mission Directorate Associate Administrator |
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| NHBK | NASA Handbook |
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| NPD | NASA Policy Directive |
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| NPR | NASA Procedural Requirements |
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| NSS | NASA Safety Standard |
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| ODA | Orbital Debris Assessment |
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| ODAR | ODA Report |
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| ODPO | NASA Orbital Debris Program Office |
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| OER | Office of External Relations |
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| OSMA | Office of Safety and Mission Assurance |
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| PDR | Preliminary Design Review |
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| PPO | Planetary Protection Officer |
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| PRA | Probabilistic Risk Assessment |
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| SMA | Safety and Mission Assurance |
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| SMSR | Safety and Mission Success Review |
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| SOMD | Space Operations Mission Directorate |
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| USSTRATCOM | United States Strategic Command |
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