| spectral energy distribution | SED | 329 | 41 | 1.002363 | 0211469,0211082,etc |
| active galactic nucleus | AGN | 499 | 37 | 2.003559 | 0211400,0211051,etc |
| cosmic microwave background | CMB | 427 | 31 | 2.004731 | 0211544,0211325,etc |
| point spread function | PSF | 218 | 26 | 1.002322 | 0211350,0211245,etc |
| nasa/ipac extragalactic database | NED | 34 | 24 | 1.00025 | 0211585,0211281,etc |
| gamma ray burst | GRB | 881 | 23 | 2.009035 | 0211620,0211245,etc |
| interstellar medium | ISM | 272 | 23 | 2.001796 | 0211620,0211374,etc |
| supernova | SN | 851 | 21 | 1.008988 | 0211100,0211291,etc |
| initial mass function | IMF | 133 | 20 | 1.001468 | 0211169,0211620,etc |
| signal to noise ratio | S/N | 121 | 19 | 1.001101 | 0211374,0211554,etc |
| sloan digital sky survey | SDSS | 299 | 17 | 2.003769 | 0211375,0211465,etc |
| hubble space telescope | HST | 85 | 14 | 1.000964 | 0211281,0211011,etc |
| cold dark matter | CDM | 197 | 13 | 2.011674 | 0211325,0211407,etc |
| globular cluster | GC | 747 | 13 | 1.010764 | 0211561,0211070,etc |
| supernova remnant | SNR | 375 | 12 | 2.004977 | 0211344,0211552,etc |
| asymptotic giant branch | AGB | 143 | 11 | 1.002189 | 0211284,0211473,etc |
| inverse compton | IC | 137 | 11 | 1.001914 | 0211620,0211482,etc |
| star formation rate | SFR | 120 | 11 | 1.001496 | 0211487,0211391,etc |
| black hole | BH | 251 | 11 | 1.004554 | 0211291,0211523,etc |
| neutron star | NS | 213 | 11 | 2.008213 | 0211291,0211209,etc |
| near infrared | NIR | 107 | 9 | 2.002944 | 0211469,0211281,etc |
| luminosity function | LF | 231 | 9 | 2.003473 | 0211469,0211011,etc |
| planetary nebula | PN | 254 | 9 | 1.00616 | 0211476,0211473,etc |
| large magellanic cloud | LMC | 87 | 9 | 2.002777 | 0211094,0211552,etc |
| intracluster medium | ICM | 87 | 9 | 1.001836 | 0211145,0211341,etc |
| signal to noise | S/N | 69 | 9 | 1.000809 | 0211117,0211518,etc |
| cataclysmic variable | CV | 76 | 9 | 2.00296 | 0211132,0211311,etc |
| very large array | VLA | 53 | 9 | 1.000707 | 0211073,0211244,etc |
| color magnitude diagram | CMD | 129 | 8 | 1.001874 | 0211313,0211169,etc |
| low mass x ray binary | LMXB | 48 | 8 | 2.001053 | 0211192,0211311,etc |
| extremely red object | ERO | 109 | 8 | 1.005996 | 0211309,0211252,etc |
| singular isothermal sphere | SIS | 54 | 8 | 2.003497 | 0211566,0211244,etc |
| broad line region | BLR | 83 | 8 | 2.014493 | 0211301,0211641,etc |
| one dimensional | 1D | 31 | 7 | 1.000542 | 0211469,0211159,etc |
| position angle | PA | 97 | 7 | 2.001737 | 0211469,0211476,etc |
| sunyaev zel'dovich | SZ | 301 | 7 | 2.005501 | 0211347,0211123,etc |
| magnetohydrodynamic | MHD | 98 | 7 | 1.0039 | 0211019,0211601,etc |
| small magellanic cloud | SMC | 42 | 7 | 2.000803 | 0211094,0211420,etc |
| kolmogorov smirnov | K-S | 19 | 7 | 2.000254 | 0211646,0211392,etc |
| equivalent widths | EW | 37 | 7 | 2.001502 | 0211565,0211386,etc |
| young stellar object | YSO | 52 | 7 | 1.000787 | 0211330,0211610,etc |
| equivalent width | EW | 37 | 7 | 1.000867 | 0211213,0211394,etc |
| field of view | FoV | 32 | 6 | 1.000765 | 0211350,0211454,etc |
| infrared | IR | 110 | 6 | 1.003836 | 0211614,0211023,etc |
| wolf rayet | WR | 94 | 6 | 1.00294 | 0211326,0211320,etc |
| ultraviolet | UV | 145 | 6 | 2.002109 | 0211363,0211518,etc |
| full width at half maximum | FWHM | 19 | 6 | 1.000891 | 0211363,0211570,etc |
| x ray background | XRB | 45 | 6 | 1.001798 | 0211309,0211304,etc |
| very long baseline array | VLBA | 35 | 6 | 1.002034 | 0211073,0211183,etc |
| far infrared | FIR | 109 | 6 | 2.002122 | 0211646,0211304,etc |
| white dwarf | WD | 38 | 6 | 1.00131 | 0211209,0211040,etc |
| deutsche forschungsgemeinschaft | DFG | 7 | 6 | 1.000122 | 0211454,0211594,etc |
| large scale structure | LSS | 50 | 5 | 1.001165 | 0211544,0211106,etc |
| very long baseline interferometry | VLBI | 14 | 5 | 1.000563 | 0211445,0211183,etc |
| horizontal branch | HB | 39 | 5 | 2.003241 | 0211169,0211016,etc |
| synchrotron self compton | SSC | 64 | 5 | 1.002839 | 0211482,0211145,etc |
| local standard of rest | LSR | 20 | 5 | 2.000418 | 0211473,0211326,etc |
| intergalactic medium | IGM | 65 | 5 | 1.00116 | 0211035,0211496,etc |
| high mass x ray binary | HMXB | 13 | 5 | 1.000228 | 0211487,0211311,etc |
| two micron all sky survey | 2MASS | 94 | 5 | 1.00726 | 0211117,0211375,etc |
| astrophysical research consortium | ARC | 6 | 5 | 1.00006 | 0211080,0211375,etc |
| max planck institute for astronomy | MPIA | 5 | 5 | 1.000073 | 0211080,0211375,etc |
| max planck institute for astrophysics | MPA | 6 | 5 | 1.000191 | 0211080,0211375,etc |
| early data release | EDR | 22 | 5 | 1.004825 | 0211375,0211624,etc |
| local thermodynamic equilibrium | LTE | 12 | 5 | 1.00045 | 0211576,0211346,etc |
| magnetorotational instability | MRI | 105 | 5 | 2.001512 | 0211458,0211240,etc |
| advection dominated accretion flow | ADAF | 31 | 5 | 2.001413 | 0211040,0211322,etc |
| big bang nucleosynthesis | BBN | 56 | 5 | 2.002904 | 0211303,0211258,etc |
| hubble deep field north | HDFN | 43 | 5 | 2.002369 | 0211308,0211075,etc |
| equation of state | EoS | 26 | 4 | 1.001522 | 0211544,0211102,etc |
| planetary camera | PC | 31 | 4 | 1.000679 | 0211445,0211476,etc |
| two dimensional | 2D | 79 | 4 | 2.001624 | 0211469,0211361,etc |
| telescopio nazionale galileo | TNG | 14 | 4 | 1.000405 | 0211476,0211351,etc |
| rotation measure | RM | 196 | 4 | 2.004913 | 0211374,0211197,etc |
| quasi periodic oscillation | QPO | 52 | 4 | 2.002757 | 0211316,0211041,etc |
| advanced camera for surveys | ACS | 13 | 4 | 1.000856 | 0211011,0211267,etc |
| digital sky survey | DSS | 21 | 4 | 1.001509 | 0211011,0211117,etc |
| charge transfer efficiency | CTE | 7 | 4 | 1.000085 | 0211011,0211375,etc |
| dwarf spheroidal | dSph | 141 | 4 | 2.002887 | 0211023,0211167,etc |
| cosmic microwave background radiation | CMB | 43 | 4 | 2.001733 | 0211145,0211634,etc |
| canada france hawaii telescope | CFHT | 7 | 4 | 1.000131 | 0211192,0211075,etc |
| australia telescope compact array | ATCA | 53 | 4 | 2.001541 | 0211387,0211391,etc |
| hubble deep field | HDF | 11 | 4 | 1.00053 | 0211080,0211625,etc |
| isaac newton telescope | INT | 26 | 4 | 2.004621 | 0211561,0211124,etc |
| lightest supersymmetric particle | LSP | 21 | 4 | 1.000589 | 0211286,0211258,etc |
| full width half maximum | FWHM | 32 | 4 | 2.001703 | 0211430,0211625,etc |
| sunyaev zeldovich | SZ | 90 | 4 | 2.004994 | 0211517,0211017,etc |
| simple stellar population | SSP | 54 | 4 | 2.001409 | 0211156,0211037,etc |
| scientific discovery through advanced computing | SciDAC | 4 | 4 | 1.000203 | 0211194,0211404,etc |
| pulsar wind nebula | PWN | 104 | 4 | 2.002758 | 0211246,0211359,etc |
| gravitational wave | GW | 194 | 4 | 2.007017 | 0211492,0211556,etc |
| soft x ray transient | SXT | 57 | 4 | 2.001067 | 0211154,0211092,etc |
| position sensitive proportional counter | PSPC | 36 | 4 | 1.000709 | 0211383,0211215,etc |
| optical module | OM | 40 | 4 | 2.001774 | 0211165,0211571,etc |
| red giant branch | RGB | 103 | 4 | 2.003426 | 0211271,0211055,etc |
| ultra luminous infrared galaxy | ULIRG | 6 | 3 | 1.000524 | 0211353,0211585,etc |
| cosmic infrared background | CIB | 157 | 3 | 2.005215 | 0211312,0211310,etc |
| atacama large millimeter array | ALMA | 10 | 3 | 1.000034 | 0211312,0211014,etc |
| wide field camera | WFC | 4 | 3 | 1.000599 | 0211533,0211208,etc |
| fundamental plane | FP | 74 | 3 | 2.00229 | 0211469,0211192,etc |
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