MRPS Medium-Resolving-Power Spectrometer (on LDR) 



MSFC Marshall Space Flight Center 



NASA National Aeronautics and Space Administration 



NICMOS Near Infrared Camera and Multi-Object Spectrometer 



OMV Orbital Maneuvering Vehicle 



OTV Orbital Transfer Vehicle 



OVLBI Orbiting Very Long Baseline Interferometer 



PAH Polycyclic Aromatic Hydrocarbon 



PVDF Polyvinylidene Fluoride 



SETI Search for Extraterrestrial Intelligence 



SIMS Secondary Ion Mass Spectrometry 



SI RTF Space Infrared Telescope Facility 



SOFIA Stratospheric Observatory for Infrared Astronomy 



SSEC Solar System Exploration Committee 



STS Space Transportation System 



TOF Time of Flight 



UV Ultraviolet region of the electromagnetic spectrum 



WFC Wide Field Camera (on SIRTF) 



WF/PC Wide-Field/Planetary Camera (on HST) 



WUPPE Wisconsin Ultraviolet Photopolarimetry Experiment (on ASTRO) 



XMM X-ray Multiple Mission 



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