The list of astronomical acronyms and abbreviations.

All astronomical related acronyms and abbreviations.

Stands For|0Abbreviated As|0Related|43
11
DSN:
Deep Space Network(Astronomical, SPACE, Astrophysics)
4
CCD:
Charge Coupled Device(Atomic Physics, Astronomical, Molecular Physics)
2
NOAA:
National Oceanographic and Atmospheric Administration(Parapsychology)
2
SAA:
South Atlantic Anomaly(Astronomical, Meteorology, Climatology)
2
TRACE:
Transition Region and Coronal Explorer(Astronomical)
1
AU:
Astronomical Unit(Astronomical, Celestial objects, Astronomy)
1
IDL:
Interactive Data Language(Astronomical, Astronomy, Computing)
1
MDI:
Michelson Doppler Imager(Astronomical, Astronomy, Science)
1
SDAC:
Solar Data Analysis Center(Astronomical, Astronomy, Science)
1
SUMER:
Solar Ultraviolet Measurements of Emitted Radiation(Astronomical)
0
APOD:
Astronomy Picture of the Day(Astronomical, Celestial objects, Astronomy)
0
AR:
Active Region(Astronomical, Astronomy, Science)
0
BCS:
Bragg Crystal Spectrometer(Astronomical, Astronomy, Science)
0
CDS:
Coronal Diagnostic Spectrometer(Astronomical, Astronomy, Science)
0
CME:
Coronal Mass Ejection(Astronomical, SPACE, Astrophysics)
0
DEM:
Differential Emission Measure(Astronomical, Astronomy, Science)
0
DN:
Data Number(Astronomical, Astronomy, Science)
0
EFR:
Emerging Flux Region(Astronomical, Astronomy, Science)
0
EIT:
Extreme ultraviolet Imaging Telescope(Astronomical, Astronomy, Science)
0
EUV:
Extreme Ultra-Violet(Astronomical, Astronomy, Science)
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APASmart Define. (2018). astronomical. Retrieved September 20, 2026, from http://smartdefine.org/astronomical/abbreviations/r
ChicagoSmart Define. 2018. "astronomical" http://smartdefine.org/astronomical/abbreviations/r (accessed September 20, 2026).
HarvardSmart Define 2018, astronomical, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/astronomical/abbreviations/r>.
MLASmart Define. "astronomical" 22 January 2018. Web. 20 September 2026. <http://smartdefine.org/astronomical/abbreviations/r>