The list of astronomy acronyms and abbreviations.

All astronomy related acronyms and abbreviations.

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1,530 entry under topic. ×

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PSF:
Point Spread Function(Astronomical instrument, Instrument)
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PVO:
Pioneer Venus Orbiter(SpaceCraft, SPACE, Astrophysics)
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PZT:
Photographic Zenith Tube(Telescope, Celestial objects, Astronomy)
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QE:
Quantum Efficiency(Astronomical instrument, Instrument, Celestial objects)
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RA:
Right Ascension(Astrophysics, Celestial objects, Astronomy)
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RASC:
Royal Astronomical Society of Canada(Celestial objects, Astronomy)
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RC:
Ritchey-Chretien(Celestial objects, Astronomy, Technology)
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RGO:
Royal Greenwich Observatory(Celestial objects, Astronomy, Organization)
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ROI:
Region Of Interest(Astronomical, Astronomy, US Post)
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SAS:
Small Astronomy Satellite(Scientific satellite, Satellite, SPACE)
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SBIG:
Santa Barbara Instrument Group(Celestial objects, Astronomy, Technology)
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SEM:
Space Environment Monitoring(SPACE, Astrophysics, Astronomy)
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SHA:
Sidereal Hour Angle(SPACE, Astrophysics, Astronomy)
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SID:
Sudden Ionospheric Disturbance(Astrophysics, Celestial objects, Astronomy)
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SIM:
Space Interferometry Mission(Telescope, Celestial objects, Astronomy)
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SINGS:
Spitzer Infrared Nearby Galaxies Survey(Astronomical program)
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SKA:
Square Kilometre Array(Telescope, Celestial objects, Astronomy)
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SPS:
Solar Power Satellite(SpaceCraft, Celestial objects, Astronomy)
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SQIID:
Simultaneous Quad Infrared Imaging Device(Astronomical instrument)
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SRAG:
Space Radiation Analysis Group(SPACE, Astrophysics, Astronomy)
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APASmart Define. (2018). astronomy. Retrieved September 27, 2026, from http://smartdefine.org/astronomy/abbreviations/r/Technology
ChicagoSmart Define. 2018. "astronomy" http://smartdefine.org/astronomy/abbreviations/r/Technology (accessed September 27, 2026).
HarvardSmart Define 2018, astronomy, Smart Define, viewed 27 September, 2026, <http://smartdefine.org/astronomy/abbreviations/r/Technology>.
MLASmart Define. "astronomy" 9 February 2018. Web. 27 September 2026. <http://smartdefine.org/astronomy/abbreviations/r/Technology>