Acronym |
Definition |
| 11D | |
| 4D | |
| 5D | |
| A-GPS | |
| AAA | |
| AAAA | |
| AAAD | |
| AAAM | |
| AAE | |
| AAG | |
| AAJ | |
| AAL | |
| AAPF | |
| AAQ | |
| AAS | |
| AASC | |
| AASI | |
| AAT | |
| AAV | |
| AAVSO | |
| ABB | |
| ABBA | |
| ABF | |
| AC | |
| ACA | |
| ACAG | |
| ACIT | |
| ACME | |
| ACRIM | |
| ACS | |
| ACT | |
| ACTS | |
| ACURA | |
| AD | |
| ADACS | |
| ADAS | |
| ADASS | |
| ADH | |
| ADIL | |
| ADS | |
| ADU | |
| AEA | |
| AEG | |
| AER | |
| AESS | |
| AET | |
| AFA | |
| AFGWC | |
| AFO | |
| AG | |
| AGN | |
| AGPS | |
| AH | |
| AIAA | |
| AIP | |
| AIPS | |
| AJD | |
| AL | |
| ALAT | |
| ALFA | |
| ALIS | |
| ALMA | |
| ALTS | |
| AM | |
| AMSU | |
| ANI | |
| ANS | |
| AO | |
| AOA | |
| AOAS | |
| AOB | |
| AOML | |
| AOSS | |
| AP | |
| APAO | |
| APASS | |
| APDA | |
| APOD | |
| APOLLO | |
| APOY | |
| APPLE | |
| APS | |
| APT | |
| AQR | |
| ARAA | |
| ARAS | |
| ARGUS | |
| ARN | |
| ARO | |
| AS | |
| ASAS | |
| ASBD | |
| ASCA | |
| ASCH | |
| ASIAA | |
| ASKAP | |
| ASKC | |
| ASLV | |
| ASNSW | |
| ASP | |
| ASSA | |
| AST | |
| ASTAC | |
| ASWG | |
| ATEO | |
| ATLAS | |
| ATM | |
| ATPI | |
| ATR | |
| ATST | |
| AU | |
| AUDS | |
| AURA | |
| AVAC | |
| AVM | |
| AVMS | |
| AVO | |
| AWG | |
| AZA | |
| B-V | |
| BAAS | |
| BART | |
| BASP | |
| BAT | |
| BATSE | |
| BATTERS | |
| BAUT | |
| BAV | |
| BAWG | |
| BBH | |
| BBL | |
| BBT | |
| BCCP | |
| BCG | |
| BCRS | |
| BD | |
| BE | |
| BEAS | |
| BG | |
| BH | |
| BHAS | |
| BHB | |
| BHH(s) | |
| BIS | |
| BLO | |
| BLOB | |
| BM | |
| BMAA | |
| BMO | |
| BNCA | |
| BO | |
| BOAO | |
| BOOK | |
| BOSS | |
| BPA | |
| BRAS | |
| BS | |
| BSAS | |
| BST | |
| BVAC | |
| BZ | |
| C-TYPE | |
| CAA | |
| CAAA | |
| CAAS | |
| CADC | |
| CAI | |
| CAL | |
| CALL | |
| CAMC | |
| CAPER | |
| CARA | |
| CASA | |
| CASPER | |
| CASU | |
| CBA | |
| CBAT | |
| CBSAP | |
| CCAR | |
| CCAS | |
| CCF | |
| CCMS | |
| CCSN | |
| CD | |
| CDA | |
| CDM | |
| CDMH | |
| CEO | |
| CES | |
| CEV | |
| CfA | |
| CFCO | |
| CFCP | |
| CFS | |
| CG | |
| CGCS | |
| CGRO | |
| CGWA | |
| CHAMP | |
| CHIP | |
| CHIPS | |
| CHSS | |
| CHZ | |
| CIB | |
| CIP | |
| CM | |
| CMA | |
| CMB | |
| CMBR | |
| CMDA | |
| CME | |
| CMF | |
| CMHAS | |
| CMHASD | |
| CMO | |
| CMT | |
| CMZ | |
| CNS | |
| COACA | |
| COD | |
| CODE | |
| CoSEC | |
| COT | |
| CP | |
| CR cosmic rays | |
| CRAAG | |
| CRAF | |
| CRAP | |
| CRAQ | |
| CRBT | |
| CREAM | |
| CRL | |
| CRS | |
| CRSF | |
| CRSR | |
| CRTS | |
| CSAS | |
| CSF | |
| CSFH | |
| CSFT | |
| CSM | |
| CSMA | |
| CSPAR | |
| CSWA | |
| CT | |
| CTO | |
| CTRF | |
| CVA | |
| CVAS | |
| CVN | |
| CVP | |
| CVS | |
| CW | |
| D | |
| DAC | |
| DAG | |
| DARE | |
| DAV | |
| DCT | |
| DDA | |
| DDAS | |
| DE | |
| DEcam | |
| DES | |
| DHI | |
| DIB | |
| DIG | |
| DIN | |
| DISCO | |
| DIST | |
| DLR | |
| DM | |
| DNI | |
| DOAO | |
| DOE | |
| DOS | |
| DPAC | |
| DRAA | |
| DRAO | |
| DRO | |
| DSN | |
| DSOS | |
| DVA | |
| E | |
| EAA | |
| EAAA | |
| EAAE | |
| EAAS | |
| eAPJ | |
| EAPU | |
| EARS | |
| EBE | |
| EBL | |
| ECA | |
| ECEF | |
| ECO | |
| ECT | |
| EFRF | |
| EGAL | |
| EGRET | |
| EGT | |
| EHBH | |
| EL | |
| EMAAN | |
| EMB | |
| EME | |
| ENE | |
| EO | |
| EOL | |
| EOSL | |
| EPD | |
| EPIC | |
| EPOS | |
| ERF | |
| ERFA | |
| EROI | |
| ESA | |
| ESAC | |
| ESD | |
| ESO | |
| ESTEC | |
| ET | |
| ETBD | |
| ETI | |
| EU | |
| EUSO | |
| EVAC | |
| EVGA | |
| EXO | |
| F | |
| FAMOUS | |
| FAS | |
| FAST | |
| FAT | |
| FBOT | |
| FCAD | |
| FCRAO | |
| FFD | |
| FFTW | |
| FGC | |
| FIAAA | |
| FIGV | |
| FIMS | |
| FIPS | |
| FIR | |
| FIRST | |
| FMAC | |
| FOC | |
| FOCAS | |
| FOP | |
| FP | |
| FR | |
| FRAS | |
| FRB(s) | |
| FRONT | |
| FS | |
| FU | |
| G | |
| GAAC | |
| GAF | |
| GAM | |
| GASA | |
| GB | |
| GBT | |
| GCC | |
| GDSO | |
| GEMMA | |
| GGC | |
| GHA | |
| GHAAS | |
| GHI | |
| GHZ | |
| GLOB | |
| GML | |
| GMOS | |
| GMT | |
| GN | |
| GNAT | |
| GNN | |
| GOES | |
| GPE | |
| GPS | |
| GR | |
| GRAAA | |
| GRAB | |
| GRAND | |
| GRB | |
| GRB(S) | |
| GRO | |
| GSC | |
| GSMT | |
| GSY | |
| GT | |
| GTC | |
| GTL | |
| GU | |
| GV | |
| GXY | |
| GY | |
| GYR | |
| HAC | |
| HAD | |
| HAO | |
| HARPA | |
| HAT | |
| HAWAII | |
| HB | |
| HBOP | |
| HCD | |
| HCO | |
| HDF | |
| HEAO | |
| HEO | |
| HESI | |
| HETE | |
| HETE-2 | |
| HF | |
| HFQPO(S) | |
| HGD | |
| HKO | |
| HLO | |
| HMS | |
| HMSF | |
| HMXB | |
| HN | |
| HO3 | |
| HPI | |
| HRD | |
| HRG | |
| HRMS | |
| HRV | |
| HS | |
| HSD | |
| HTFA | |
| HVR | |
| HZ | |
| IAAA | |
| IAAC | |
| IAO | |
| IAPG | |
| IARA | |
| IAS | |
| IASC | |
| IAU | |
| IAYC | |
| IB | |
| IBBTF | |
| IBVS | |
| ICAS | |
| ICET | |
| ICRAR | |
| ICRC | |
| ICSO | |
| ICV | |
| IDIA | |
| IDMP | |
| IDT | |
| IETI | |
| IFA | |
| IFAS | |
| IFO | |
| IG | |
| IGRB | |
| IIC | |
| ILOC | |
| ILRT | |
| IMAGE | |
| IMBH | |
| IMO | |
| IMOA | |
| INAO | |
| INFOL | |
| ING | |
| INS | |
| INSY | |
| IO | |
| IOA | |
| IOAA | |
| IPC | |
| IPE | |
| IPN | |
| IPNS | |
| IPPW | |
| IRAS | |
| IRS | |
| ISAAC | |
| ISEE | |
| ISM | |
| ISRO | |
| ISS | |
| ISV | |
| ITRF | |
| IUCAA | |
| IWARA | |
| IYA | |
| JAP | |
| JAXA | |
| JBAA | |
| JC | |
| JCMT | |
| JCT | |
| JET | |
| JFC | |
| JRASC | |
| JVO | |
| JWST | |
| KAO | |
| KBO | |
| KD | |
| KEASA | |
| KITP | |
| KM | |
| KP | |
| KPC | |
| KVAS | |
| LADC | |
| LAE | |
| LAMO | |
| LAMOI | |
| LAMOST | |
| LAN | |
| LAT | |
| LAYS | |
| LB | |
| LBN | |
| LBV | |
| LBVS | |
| LC | |
| LCG | |
| LEAG | |
| LENA | |
| LF | |
| LFAE | |
| LGRB(S) | |
| LGS | |
| LHA | |
| LIC | |
| LIGO | |
| LM | |
| LMC | |
| LMP | |
| LMST | |
| LMT | |
| LOAO | |
| LOD | |
| LOESS | |
| LOFAR | |
| LOSS | |
| LP | |
| LPAO | |
| LPC | |
| LPCI | |
| LR | |
| LRBO | |
| LS | |
| LSB | |
| LSST | |
| LST | |
| LSVT | |
| LTM | |
| LTSA | |
| LUNNO | |
| LUO | |
| LV | |
| LWP | |
| LWR | |
| LWS | |
| M-TYPE | |
| M18 | |
| MACHO | |
| MACO | |
| MACRO | |
| MAHLI | |
| MAO | |
| MARS | |
| MAST | |
| MCSA | |
| MD | |
| MER | |
| METI | |
| MFP | |
| MG | |
| MHAA | |
| MHGL | |
| MI | |
| MIISE | |
| MIP | |
| MJ | |
| MKN | |
| MKOCN | |
| MLO | |
| MLPS | |
| MLRS | |
| MLY | |
| MM | |
| MMA | |
| MMT | |
| MMTF | |
| MMTO | |
| MNRAS | |
| MO | |
| MOE | |
| MOM | |
| MOST | |
| MP | |
| MPAS | |
| MPEC | |
| MPH | |
| MPIA | |
| MPPG | |
| MR | |
| MRAO | |
| MRK | |
| MRO | |
| MS | |
| MSAS | |
| MSFN | |
| MSO | |
| MSP | |
| MSSS | |
| MST | |
| MSTO | |
| MUAAC | |
| MUF | |
| MVAC | |
| MVEMJSUN | |
| MVEMJSUNP | |
| MW | |
| MWO | |
| N | |
| NA | |
| NAAP | |
| NAC | |
| NAIC | |
| NAM | |
| NAO | |
| NAOC | |
| NAOJ | |
| NAP | |
| NARIT | |
| NASA | |
| NBS | |
| NC | |
| NCAS | |
| NCP | |
| NEAF | |
| NEAR | |
| NEO | |
| NEOWISE | |
| NEP | |
| NFAR | |
| NFF | |
| NGAO | |
| NGC | |
| NGS | |
| NGT | |
| NI | |
| NIEO | |
| NIF | |
| NIP | |
| NIST | |
| NLO | |
| NLST | |
| NMW | |
| NOAO | |
| NOC | |
| NOMAD | |
| NPC | |
| NR | |
| NRAO | |
| NS | |
| NSA | |
| NSAS | |
| NSBD | |
| NSC | |
| NSEA | |
| NSFA | |
| NSO | |
| NSPO | |
| NSS | |
| NSUM | |
| NTT | |
| NWAG | |
| NYAA | |
| O | |
| OAD | |
| OAG | |
| OAO | |
| OAOG | |
| OAOT | |
| OASI | |
| OBAFGKM | |
| OBD | |
| OBS | |
| OCA | |
| ODAS | |
| ODI | |
| ODS | |
| ODX | |
| OEFS | |
| OG | |
| OHANA | |
| OHD | |
| OHP | |
| OITL | |
| OMC | |
| OOTU | |
| ORB | |
| ORIG | |
| OSCAR | |
| OSO | |
| OSS | |
| OTS | |
| OVLBI | |
| OW | |
| OWL | |
| OZ | |
| PAA | |
| PACA | |
| PACS | |
| PADC | |
| PAGASA | |
| PAN | |
| PAO | |
| PAR | |
| PARC | |
| PARI | |
| PASA | |
| PASJ | |
| PASP | |
| PBO | |
| PC | |
| PCS | |
| PDS | |
| PEC | |
| PEGA | |
| PET | |
| PGC | |
| PHA | |
| PI | |
| PIFOV | |
| PISCO | |
| PLE | |
| PMA | |
| PN | |
| PNS | |
| PNX | |
| PO | |
| POA | |
| POGTTNDF | |
| POSS | |
| POTS | |
| PPARC | |
| PPEC | |
| PPNe | |
| PRAO | |
| PRG | |
| PROBA | |
| PRϿ | |
| PS-1 | |
| PSA | |
| PSI | |
| PSLV | |
| PSR | |
| PST | |
| PTF | |
| PTST | |
| PVAO | |
| PX | |
| QBSA | |
| QHO | |
| QPO | |
| QPP | |
| QSO | |
| QTG | |
| QZ | |
| R | |
| R&R | |
| RAA | |
| RAG | |
| RAL | |
| RAMBO | |
| RAND | |
| RAPT | |
| RASC | |
| RASNZ | |
| RATAN-600 | |
| RATS | |
| RC | |
| RCI | |
| RE | |
| REPT | |
| RFO | |
| RFT | |
| RGO | |
| RLOF | |
| RMC | |
| RMG | |
| RMO | |
| RN | |
| ROG | |
| ROS | |
| RQQ | |
| RQZ | |
| RSAA | |
| RSFC | |
| RTC | |
| RTLT | |
| RTPW | |
| RU | |
| RV | |
| S-TYPE | |
| SAAA | |
| SAAO | |
| SAC | |
| SAGAS | |
| SALT | |
| SAM | |
| SANSA | |
| SAO | |
| SAPS | |
| SAQG | |
| SAR | |
| SARA | |
| SARAO | |
| SARDS | |
| SAS | |
| SASI | |
| SATC | |
| SATIMG | |
| SB | |
| SBUV | |
| SC | |
| SCAS | |
| SCCP | |
| SCRT | |
| SCT | |
| SCUBA | |
| SD | |
| SDAA | |
| SDAS | |
| SDD | |
| SDMS | |
| SDS | |
| SE | |
| SEC | |
| SEM | |
| SEP | |
| SEPF | |
| SETA | |
| SETG | |
| SETI | |
| SF | |
| SFAC | |
| SFC | |
| SFM | |
| SFN | |
| SFR | |
| SFS | |
| SG | |
| SGC | |
| SGD | |
| SGRA | |
| SGRB(S) | |
| SH | |
| SHA | |
| SHAA | |
| SI | |
| SIM | |
| SIMBAD | |
| SIP | |
| SIRA | |
| SIS | |
| SJ | |
| SKA | |
| SLAC | |
| SLOI | |
| SLOWPOKES | |
| SLSN-I | |
| SLSN-II | |
| SLSN-R | |
| SLSNe | |
| SMAS | |
| SMASH | |
| SMBH | |
| SMC | |
| SML | |
| SMOC | |
| SMS | |
| SMVEMJSUNP | |
| SN | |
| SNACS | |
| SNII | |
| SNO | |
| SNR | |
| SNY | |
| SOAO | |
| SOFA | |
| SOFIA | |
| SOLE | |
| SORAL | |
| SORCE | |
| SPACE | |
| SPALS | |
| SPAM | |
| SPARC | |
| SPARSO | |
| SPC | |
| SPD | |
| SPO | |
| SPOC | |
| SPSV | |
| SPTN | |
| SR | |
| SRAA | |
| SS | |
| SSCP | |
| SSDA | |
| SSE | |
| SSF | |
| SSID1 | |
| SSLB | |
| SSO | |
| SSS | |
| SST | |
| SSU | |
| SSWG | |
| STARCAT | |
| START | |
| STIS | |
| SUN | |
| SUPARCO | |
| SVAA | |
| SWAS | |
| SWRAL | |
| SWYA | |
| SXG | |
| SZA | |
| SZE | |
| TAA | |
| TAAA | |
| TAAC | |
| TAAO | |
| TAAS | |
| TAC | |
| TAI | |
| TAL | |
| TALC | |
| TAMIA | |
| TAMS | |
| TAOS | |
| TARDIS | |
| TAU | |
| TBBT | |
| TBC | |
| TCPA | |
| TDT | |
| TEM | |
| TESS | |
| TGEW | |
| TGF | |
| THAPA | |
| THS | |
| THSA | |
| TLE | |
| TLP | |
| TMA | |
| TMC | |
| TMN | |
| TMT | |
| TNE | |
| TNM | |
| TRACE | |
| TRAO | |
| TRAPPIST | |
| TSI | |
| TSRS | |
| TSS | |
| TT | |
| UACN | |
| UAO | |
| UAT | |
| UB | |
| UBV | |
| UEF | |
| UESAC | |
| UFO | |
| UGC | |
| UGSS | |
| UGWZ | |
| UGZ | |
| UHMW | |
| UHTC | |
| UKSA | |
| ULD | |
| ULYSSES | |
| UMP | |
| UMU | |
| UNICELLAR | |
| URO | |
| URP | |
| URPX | |
| USAFA | |
| USS | |
| UV-VIS | |
| UVOT | |
| VAMP | |
| VBR | |
| VF | |
| VFIR | |
| VHT | |
| VIRAC | |
| VLA | |
| VLB | |
| VLR | |
| VLT | |
| VMO | |
| VMOA | |
| VN | |
| VPGS | |
| VPO | |
| VSAT | |
| VSSC | |
| VTT | |
| VVS | |
| VZA | |
| WAA | |
| WAC | |
| WACL | |
| WAPP | |
| WASP | |
| WAT | |
| WAVE | |
| WAXD | |
| WAXS | |
| WBFI | |
| WBHF | |
| WCAS | |
| WCFZ | |
| WCT | |
| WD | |
| WDMF | |
| WDS | |
| WEBT | |
| WET | |
| WFAO | |
| WFAP | |
| WFAU | |
| WFIS | |
| WFPC | |
| WFPC2 | |
| WGAS | |
| WGSS | |
| WHAC | |
| WHDF | |
| WIMP | |
| WIPS | |
| WIYN | |
| WKAA | |
| WKO | |
| WLM | |
| WLWG | |
| WMAP | |
| WMKO | |
| WMO | |
| WRO | |
| WSAL | |
| WSO | |
| WTTM | |
| WUVC | |
| WVAC | |
| WXM | |
| WXQ | |
| WYAS | |
| WYBT | |
| XANES | |
| XAO | |
| XMM | |
| XRB | |
| XRD | |
| XROA | |
| XRT | |
| XSC | |
| XT | |
| YCO | |
| YOGI | |
| Z | |
| Z.T.F. | |
| ZAC | |
| ZAMS | |
| ZAP | |
| ZM | |
| ZPF | |
| ZPI | |
| ZTD | |
| ZTV | |
| ☄ | |
| ☿ | |
| ♀ | |
| ♁ | |
| ♃ | |
| ♄ | |
| ♅ | |
| ♆ | |
| ♇ | |
| ♒ |
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