Acronyms and Abbreviations


 

ALS

advanced life support

ARC

Ames Research Center


CELSS

controlled environment life support system

CTSD

Crew and Thermal Systems Division


ECLSS

environmental control and life support system

EMC

environmental monitoring and control

EMU

extravehicular mobility unit

EVA

extravehicular activity


FY

fiscal year


GSFC

Goddard Space Flight Center


HEDS

Human Exploration and Development of Space

HEPA

high efficiency particulate air


IR&D

independent research and development

ISS

International Space Station


JPL

Jet Propulsion Laboratory

JSC

Johnson Space Center


KSC

Kennedy Space Center



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Acronyms and Abbreviations   ALS advanced life support ARC Ames Research Center CELSS controlled environment life support system CTSD Crew and Thermal Systems Division ECLSS environmental control and life support system EMC environmental monitoring and control EMU extravehicular mobility unit EVA extravehicular activity FY fiscal year GSFC Goddard Space Flight Center HEDS Human Exploration and Development of Space HEPA high efficiency particulate air IR&D independent research and development ISS International Space Station JPL Jet Propulsion Laboratory JSC Johnson Space Center KSC Kennedy Space Center

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LEO low Earth orbit MSFC Marshall Space Flight Center NASA National Aeronautics and Space Administration NRA NASA research announcement NRC National Research Council NSCORT NASA Specialized Center of Research and Training OACT Office of Advanced Concepts and Technology OLMSA Office of Life and Microgravity Sciences and Applications OSAT Office of Space Access and Technology OSF Office of Space Flight OSSA Office of Space Science and Applications P/C physical/chemical PLSS primary life support system R&D research and development SAFER Simplified Aid for EVA Rescue SBIR small business innovative research SEI Space Exploration Initiative SHF space human factors SMAC spacecraft maximum allowable concentration SR&T supporting research and technology SSA spacesuit assembly VCD vacuum compression distillation

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