| active galactic nucleus | AGN | 939 | 35 | 1.00494 | 0408417,0408101,etc |
| spectral energy distribution | SED | 393 | 35 | 2.002053 | 0408303,0408451,etc |
| sloan digital sky survey | SDSS | 633 | 33 | 2.002672 | 0408308,0408276,etc |
| initial mass function | IMF | 426 | 28 | 1.004322 | 0408442,0408485,etc |
| interstellar medium | ISM | 189 | 25 | 1.001543 | 0408417,0408397,etc |
| point spread function | PSF | 153 | 25 | 2.000666 | 0408451,0408041,etc |
| cosmic microwave background | CMB | 335 | 20 | 1.00251 | 0408456,0408129,etc |
| cold dark matter | CDM | 365 | 19 | 1.003512 | 0408475,0408408,etc |
| nasa/ipac extragalactic database | NED | 28 | 18 | 1.000185 | 0408417,0408554,etc |
| near infrared | NIR | 205 | 16 | 1.002091 | 0408101,0408041,etc |
| supernova | SN | 648 | 15 | 2.007385 | 0408041,0408093,etc |
| hubble space telescope | HST | 95 | 14 | 1.001406 | 0408423,0408077,etc |
| equivalent width | EW | 154 | 14 | 2.001119 | 0408041,0408294,etc |
| signal to noise ratio | S/N | 95 | 13 | 1.000963 | 0408417,0408228,etc |
| star formation rate | SFR | 151 | 13 | 1.001349 | 0408442,0408077,etc |
| ultraviolet | UV | 158 | 13 | 1.001637 | 0408077,0408518,etc |
| field of view | FOV | 40 | 13 | 1.000607 | 0408162,0408434,etc |
| intergalactic medium | IGM | 134 | 12 | 2.002147 | 0408417,0408408,etc |
| intracluster medium | ICM | 205 | 12 | 1.002615 | 0408475,0408159,etc |
| supernova remnant | SNR | 366 | 12 | 2.004367 | 0408355,0408460,etc |
| very large array | VLA | 128 | 12 | 2.001717 | 0408096,0408270,etc |
| advanced camera for surveys | ACS | 122 | 12 | 2.001297 | 0408404,0408289,etc |
| gamma ray burst | GRB | 488 | 11 | 1.006367 | 0408291,0408436,etc |
| astrophysical research consortium | ARC | 15 | 11 | 1.000126 | 0408308,0408003,etc |
| max planck institute for astronomy | MPIA | 11 | 11 | 1.000135 | 0408308,0408003,etc |
| max planck institute for astrophysics | MPA | 11 | 11 | 1.000135 | 0408308,0408003,etc |
| full width at half maximum | FWHM | 38 | 11 | 1.000366 | 0408442,0408061,etc |
| magnetohydrodynamic | MHD | 200 | 11 | 2.002805 | 0408147,0408114,etc |
| low mass x ray binary | LMXB | 73 | 10 | 2.002322 | 0408417,0408396,etc |
| luminosity function | LF | 202 | 10 | 2.004289 | 0408417,0408554,etc |
| black hole | BH | 161 | 10 | 1.00532 | 0408291,0408303,etc |
| lyman break galaxy | LBG | 145 | 10 | 2.002007 | 0408101,0408376,etc |
| very large telescope | VLT | 47 | 9 | 1.000449 | 0408397,0408389,etc |
| dark matter | DM | 165 | 9 | 1.006799 | 0408272,0408169,etc |
| red giant branch | RGB | 144 | 9 | 2.004536 | 0408269,0408058,etc |
| infrared | IR | 217 | 9 | 1.005711 | 0408269,0408535,etc |
| broad line region | BLR | 125 | 9 | 2.002037 | 0408437,0408007,etc |
| asymptotic giant branch | AGB | 98 | 8 | 1.001883 | 0408236,0408394,etc |
| wilkinson microwave anisotropy probe | WMAP | 80 | 8 | 1.001702 | 0408122,0408129,etc |
| european southern observatory | ESO | 65 | 8 | 1.000766 | 0408389,0408077,etc |
| european photon imaging camera | EPIC | 93 | 8 | 1.001274 | 0408329,0408028,etc |
| position angle | PA | 182 | 8 | 2.002791 | 0408241,0408105,etc |
| two micron all sky survey | 2MASS | 88 | 7 | 2.002494 | 0408308,0408257,etc |
| local standard of rest | LSR | 20 | 7 | 1.000392 | 0408309,0408047,etc |
| low surface brightness | LSB | 101 | 7 | 1.009027 | 0408502,0408393,etc |
| equation of state | EoS | 101 | 6 | 1.007097 | 0408291,0408324,etc |
| planetary nebula | PN | 145 | 6 | 2.00884 | 0408133,0408282,etc |
| isaac newton telescope | INT | 30 | 6 | 1.000734 | 0408133,0408434,etc |
| kolmogorov smirnov | KS | 18 | 6 | 2.000337 | 0408554,0408536,etc |
| science analysis system | SAS | 11 | 6 | 1.000222 | 0408069,0408329,etc |
| advanced ccd imaging spectrometer | ACIS | 32 | 6 | 2.001087 | 0408355,0408061,etc |
| white dwarf | WD | 61 | 6 | 2.001785 | 0408329,0408220,etc |
| big bang nucleosynthesis | BBN | 232 | 6 | 2.003323 | 0408523,0408415,etc |
| nrao vla sky survey | NVSS | 49 | 6 | 1.002461 | 0408536,0408010,etc |
| equivalent widths | EW | 116 | 6 | 1.002273 | 0408422,0408334,etc |
| main sequence | MS | 112 | 6 | 2.001596 | 0408322,0408391,etc |
| globular cluster | GC | 619 | 5 | 2.010264 | 0408417,0408396,etc |
| high mass x ray binary | HMXB | 29 | 5 | 2.001176 | 0408417,0408101,etc |
| smoothed particle hydrodynamics | SPH | 59 | 5 | 1.001598 | 0408326,0408564,etc |
| very long baseline interferometry | VLBI | 29 | 5 | 2.000496 | 0408562,0408213,etc |
| great observatories origins deep survey | GOODS | 58 | 5 | 1.001329 | 0408376,0408475,etc |
| wide field camera | WFC | 26 | 5 | 1.001199 | 0408436,0408554,etc |
| weakly interacting massive particle | WIMP | 216 | 5 | 2.006198 | 0408047,0408346,etc |
| signal to noise | S/N | 42 | 5 | 2.0009 | 0408294,0408131,etc |
| national radio astronomy observatory | NRAO | 17 | 5 | 1.000418 | 0408581,0408292,etc |
| local thermodynamic equilibrium | LTE | 28 | 5 | 1.001982 | 0408352,0408269,etc |
| far infrared | FIR | 37 | 5 | 1.001085 | 0408518,0408283,etc |
| color magnitude diagram | CMD | 127 | 5 | 2.003726 | 0408269,0408391,etc |
| cosmic ray | CR | 279 | 5 | 2.008674 | 0408121,0408310,etc |
| polycyclic aromatic hydrocarbon | PAH | 108 | 5 | 2.002252 | 0408422,0408503,etc |
| blue compact dwarf | BCD | 166 | 5 | 1.00221 | 0408229,0408393,etc |
| national science foundation | NSF | 11 | 5 | 1.000342 | 0408465,0408038,etc |
| einstein de sitter | E-dS | 20 | 4 | 2.000454 | 0408120,0408455,etc |
| cataclysmic variable | CV | 110 | 4 | 1.007089 | 0408553,0408357,etc |
| jacobus kapteyn telescope | JKT | 10 | 4 | 1.000389 | 0408041,0408434,etc |
| infrared space observatory | ISO | 49 | 4 | 1.001219 | 0408295,0408518,etc |
| wide field imager | WFI | 19 | 4 | 1.000345 | 0408554,0408220,etc |
| large magellanic cloud | LMC | 55 | 4 | 2.006202 | 0408452,0408533,etc |
| william herschel telescope | WHT | 16 | 4 | 1.00036 | 0408442,0408516,etc |
| space telescope science institute | STScI | 4 | 4 | 1.000079 | 0408442,0408393,etc |
| gamma ray bursts | GRB | 92 | 4 | 2.004224 | 0408320,0408002,etc |
| rossi x ray timing explorer | RXTE | 24 | 4 | 1.001239 | 0408584,0408171,etc |
| northwest | NW | 67 | 4 | 2.001618 | 0408355,0408061,etc |
| full width half maximum | FWHM | 6 | 4 | 1.000261 | 0408581,0408178,etc |
| horizontal branch | HB | 306 | 4 | 2.004681 | 0408269,0408404,etc |
| national aeronautics and space administration | NASA | 15 | 4 | 1.00025 | 0408269,0408289,etc |
| inner lindblad resonance | ILR | 124 | 4 | 1.00157 | 0408098,0408100,etc |
| small magellanic cloud | SMC | 44 | 4 | 2.001218 | 0408073,0408319,etc |
| very high energy | VHE | 27 | 4 | 2.001267 | 0408145,0408218,etc |
| particle physics and astronomy research council | PPARC | 7 | 4 | 1.000261 | 0408145,0408345,etc |
| digitized sky survey | DSS | 13 | 4 | 1.000354 | 0408211,0408229,etc |
| inverse compton | IC | 38 | 4 | 2.003471 | 0408453,0408317,etc |
| quasi periodic oscillation | QPO | 83 | 4 | 1.009182 | 0408402,0408233,etc |
| lyon meudon extragalactic database | LEDA | 17 | 4 | 1.000298 | 0408434,0408424,etc |
| anomalous x ray pulsar | AXP | 89 | 4 | 2.003257 | 0408401,0408087,etc |
| early data release | EDR | 48 | 4 | 2.002027 | 0408139,0408583,etc |
| brightest cluster galaxy | BCG | 284 | 4 | 2.00651 | 0408124,0408165,etc |
| australia telescope compact array | ATCA | 18 | 4 | 2.000093 | 0408433,0408407,etc |
| simple stellar population | SSP | 34 | 4 | 2.00067 | 0408043,0408254,etc |
| pre main sequence | PMS | 44 | 4 | 1.001205 | 0408226,0408482,etc |
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