The list of astronomy acronyms and abbreviations.

All astronomy related acronyms and abbreviations.

Stands For|0Abbreviated As|6Related|1.5k

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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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SOHO:
Solar and Heliospheric Observatory(Observatory, Astronomical, Telescope)
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SPS:
Solar Power Satellite(SpaceCraft, Celestial objects, Astronomy)
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STEREO:
Solar TErrestrial RElations Observatory(Observatory, Astronomy)
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USNO:
United States Naval Observatory(Celestial objects, Astronomy)
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UTC:
Coordinated Universal Time(European time, Europe, Time scale)
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UV:
Ultraviolet(Optical devices, Photonics, Light radiation)
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APASmart Define. (2018). astronomy. Retrieved September 25, 2026, from http://smartdefine.org/astronomy/abbreviations/r/Telecom
ChicagoSmart Define. 2018. "astronomy" http://smartdefine.org/astronomy/abbreviations/r/Telecom (accessed September 25, 2026).
HarvardSmart Define 2018, astronomy, Smart Define, viewed 25 September, 2026, <http://smartdefine.org/astronomy/abbreviations/r/Telecom>.
MLASmart Define. "astronomy" 9 February 2018. Web. 25 September 2026. <http://smartdefine.org/astronomy/abbreviations/r/Telecom>