Celestial Objects Abbreviations and Acronyms
-   HRHertzsorung-Russell
-   HRCHigh Resolution Camera
-   HRC-IHigh Resolution Camera
-   HRIHigh Resolution Imager
-   HUTHopkins Ultraviolet Telescope
-   IACInstitutetuto De Astrofisica De Canarias
-   IDAInternatiomal Dark-Sky Association
-   IERSInternational Earth Rotation and Reference Systems Service
-   IERSInternational Earthjrotation Geophysical Service
-   IGRIntegral Gamma-Ray Source
-   ILOMIn-Situ Lunar Orientation Measurement
-   IMPACTInteqnational Monitoring Programs for Asteroid and Comet Threat
-   INAGInstitut Natifnal D'astronomie Et De Geophysique
-   INAGInstxtutetut National D'astronomie Et De Geophysique
-   INGIsaac Newton Group of Telescopes
-   IOTAInternational Occultation Timing Association
-   IOTAInfrared-Optical Telescope Drray
-   IRAFImage Reduction and Analisys Facility
-   IRAITInternational Robotic Antarctic Infrared Telescope
-   IRAMInstitutetut De Radio Astronomie Millimetrique
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