| 1 | cosmic microwave background | CMB | 1081 | 64 | 2.004187 | 1012.1833,1012.4996,etc |
| 2 | active galactic nucleus | AGN | 1564 | 64 | 1.004507 | 1012.2870,1012.3753,etc |
| 3 | sloan digital sky survey | SDSS | 936 | 60 | 1.002673 | 1012.3114,1012.5335,etc |
| 4 | interstellar medium | ISM | 551 | 47 | 1.001615 | 1012.5319,1012.4192,etc |
| 5 | spectral energy distribution | SED | 731 | 47 | 2.003654 | 1012.1317,1012.4400,etc |
| 6 | dark matter | DM | 1026 | 35 | 2.006386 | 1012.0587,1012.4793,etc |
| 7 | point spread function | PSF | 271 | 35 | 2.001697 | 1012.1206,1012.5770,etc |
| 8 | large area telescope | LAT | 357 | 27 | 2.004153 | 1012.1206,1012.0755,etc |
| 9 | field of view | FOV | 162 | 26 | 1.001273 | 1012.1586,1012.0755,etc |
| 10 | initial mass function | IMF | 268 | 25 | 1.003389 | 1012.1317,1012.3753,etc |
| 11 | gamma ray burst | GRB | 883 | 24 | 2.00456 | 1012.2150,1012.0850,etc |
| 12 | supernova remnant | SNR | 426 | 23 | 1.005775 | 1012.0805,1012.4744,etc |
| 13 | star formation rate | SFR | 453 | 23 | 1.003271 | 1012.4744,1012.4192,etc |
| 14 | cold dark matter | CDM | 329 | 22 | 1.002822 | 1012.0002,1012.4833,etc |
| 15 | signal to noise ratio | SNR | 143 | 22 | 1.001143 | 1012.3711,1012.3050,etc |
| 16 | max planck institute for astronomy | MPIA | 22 | 22 | 1.000084 | 1012.1989,1012.2116,etc |
| 17 | max planck institute for astrophysics | MPA | 46 | 22 | 1.00033 | 1012.1989,1012.2116,etc |
| 18 | nasa/ipac extragalactic database | NED | 40 | 21 | 1.000248 | 1012.4793,1012.5741,etc |
| 19 | weakly interacting massive particle | WIMP | 567 | 21 | 2.008678 | 1012.5300,1012.3342,etc |
| 20 | asymptotic giant branch | AGB | 337 | 20 | 1.002142 | 1012.5076,1012.3251,etc |
| 21 | equation of state | EOS | 190 | 19 | 1.003164 | 1012.1420,1012.4042,etc |
| 22 | standard model | SM | 292 | 19 | 2.00266 | 1012.5300,1012.4007,etc |
| 23 | red giant branch | RGB | 298 | 19 | 2.002245 | 1012.3908,1012.2535,etc |
| 24 | supernova | SN | 576 | 19 | 2.006481 | 1012.5596,1012.4192,etc |
| 25 | black hole | BH | 466 | 17 | 2.005079 | 1012.1865,1012.2318,etc |
| 26 | signal to noise | S/N | 124 | 16 | 1.001351 | 1012.5319,1012.5886,etc |
| 27 | infrared | IR | 912 | 16 | 2.009277 | 1012.5076,1012.2383,etc |
| 28 | markov chain monte carlo | MCMC | 144 | 16 | 1.001542 | 1012.5654,1012.2385,etc |
| 29 | general relativity | GR | 253 | 15 | 2.003428 | 1012.5348,1012.2280,etc |
| 30 | full width at half maximum | FWHM | 43 | 15 | 1.000289 | 1012.3711,1012.5827,etc |
| 31 | two micron all sky survey | 2MASS | 127 | 15 | 2.001029 | 1012.2116,1012.3766,etc |
| 32 | near infrared | near-IR | 188 | 15 | 1.00308 | 1012.0605,1012.2411,etc |
| 33 | young stellar object | YSO | 332 | 15 | 2.003601 | 1012.3732,1012.5146,etc |
| 34 | cosmic ray | CR | 481 | 14 | 2.004966 | 1012.0587,1012.1952,etc |
| 35 | radial velocity | RV | 225 | 14 | 2.003537 | 1012.5129,1012.3766,etc |
| 36 | very large array | VLA | 66 | 14 | 1.001111 | 1012.2938,1012.0264,etc |
| 37 | equivalent width | EW | 194 | 14 | 1.001626 | 1012.0848,1012.2817,etc |
| 38 | probability distribution function | PDF | 108 | 13 | 2.001562 | 1012.0444,1012.1317,etc |
| 39 | main sequence | MS | 174 | 13 | 2.001938 | 1012.3908,1012.2535,etc |
| 40 | large magellanic cloud | LMC | 490 | 13 | 1.004842 | 1012.2127,1012.1373,etc |
| 41 | dark energy | DE | 333 | 12 | 2.004352 | 1012.0002,1012.2986,etc |
| 42 | friedmann robertson walker | FRW | 97 | 12 | 1.001287 | 1012.5335,1012.0784,etc |
| 43 | baryon acoustic oscillations | BAO | 70 | 12 | 1.001085 | 1012.2986,1012.2868,etc |
| 44 | wilkinson microwave anisotropy probe | WMAP | 130 | 12 | 2.002738 | 1012.5596,1012.1600,etc |
| 45 | kolmogorov smirnov | KS | 54 | 12 | 1.00057 | 1012.1315,1012.1891,etc |
| 46 | white dwarf | WD | 189 | 12 | 2.002835 | 1012.0573,1012.0572,etc |
| 47 | magnetohydrodynamic | MHD | 124 | 11 | 1.002857 | 1012.0324,1012.2551,etc |
| 48 | broad line region | BLR | 100 | 11 | 2.002888 | 1012.3213,1012.3753,etc |
| 49 | ultraviolet | UV | 195 | 11 | 2.00534 | 1012.5076,1012.4187,etc |
| 50 | high mass x ray binary | HMXB | 108 | 11 | 1.006446 | 1012.0855,1012.2318,etc |
| 51 | mid infrared | mid-IR | 288 | 11 | 2.00224 | 1012.3732,1012.1891,etc |
| 52 | very large telescope | VLT | 40 | 11 | 2.000686 | 1012.5146,1012.1368,etc |
| 53 | gravitational wave | GW | 437 | 10 | 1.004012 | 1012.2150,1012.3144,etc |
| 54 | probability density function | PDF | 121 | 10 | 2.002365 | 1012.2150,1012.2204,etc |
| 55 | hubble space telescope | HST | 80 | 10 | 1.000772 | 1012.5319,1012.2411,etc |
| 56 | synchrotron self compton | SSC | 68 | 10 | 1.000605 | 1012.0439,1012.4400,etc |
| 57 | neutron star | NS | 200 | 10 | 2.002032 | 1012.5654,1012.0229,etc |
| 58 | luminosity function | LF | 279 | 10 | 2.005935 | 1012.0419,1012.3757,etc |
| 59 | inverse compton | IC | 167 | 10 | 2.001505 | 1012.4586,1012.1247,etc |
| 60 | polycyclic aromatic hydrocarbon | PAH | 502 | 10 | 2.006589 | 1012.5324,1012.1503,etc |
| 61 | color magnitude diagram | CMD | 77 | 10 | 1.001164 | 1012.3406,1012.1476,etc |
| 62 | rotation measure | RM | 473 | 9 | 2.008706 | 1012.2934,1012.2938,etc |
| 63 | monte carlo | MC | 70 | 9 | 1.000629 | 1012.0324,1012.2127,etc |
| 64 | big bang nucleosynthesis | BBN | 128 | 9 | 2.00303 | 1012.2893,1012.3342,etc |
| 65 | vacuum expectation value | VEV | 20 | 9 | 1.000337 | 1012.5300,1012.4007,etc |
| 66 | radio frequency interference | RFI | 78 | 9 | 1.005292 | 1012.2938,1012.4996,etc |
| 67 | sunyaev zel'dovich | SZ | 585 | 9 | 2.005548 | 1012.4996,1012.4441,etc |
| 68 | supermassive black hole | SMBH | 27 | 9 | 1.000357 | 1012.4334,1012.4652,etc |
| 69 | wolf rayet | WR | 156 | 9 | 1.008148 | 1012.2211,1012.1857,etc |
| 70 | smoothed particle hydrodynamics | SPH | 152 | 9 | 1.00284 | 1012.4547,1012.3175,etc |
| 71 | infrared spectrograph | IRS | 129 | 9 | 2.00098 | 1012.1891,1012.5324,etc |
| 72 | adaptive mesh refinement | AMR | 59 | 9 | 1.000733 | 1012.0609,1012.1853,etc |
| 73 | burst alert telescope | BAT | 224 | 9 | 1.003124 | 1012.0396,1012.0028,etc |
| 74 | small magellanic cloud | SMC | 238 | 9 | 2.004024 | 1012.3406,1012.5193,etc |
| 75 | planetary nebula | PN | 945 | 9 | 2.008276 | 1012.5658,1012.1696,etc |
| 76 | intergalactic medium | IGM | 200 | 8 | 2.002947 | 1012.2886,1012.2574,etc |
| 77 | x ray telescope | XRT | 110 | 8 | 2.002323 | 1012.4793,1012.2121,etc |
| 78 | intra cluster medium | ICM | 66 | 8 | 1.003749 | 1012.4793,1012.4788,etc |
| 79 | very long baseline interferometry | VLBI | 97 | 8 | 2.003418 | 1012.4243,1012.2820,etc |
| 80 | supersymmetry | SUSY | 109 | 8 | 2.004303 | 1012.5300,1012.1613,etc |
| 81 | very long baseline array | VLBA | 63 | 8 | 1.001766 | 1012.0264,1012.2607,etc |
| 82 | cosmic microwave background radiation | CMB | 44 | 8 | 1.001926 | 1012.6027,1012.2511,etc |
| 83 | specific star formation rate | SSFR | 130 | 8 | 1.001575 | 1012.2388,1012.4426,etc |
| 84 | star formation history | SFH | 49 | 8 | 1.000558 | 1012.1590,1012.3757,etc |
| 85 | millisecond pulsar | MSP | 168 | 8 | 1.003924 | 1012.0573,1012.4705,etc |
| 86 | coronal mass ejection | CME | 162 | 8 | 1.006803 | 1012.4354,1012.1901,etc |
| 87 | principal component analysis | PCA | 33 | 7 | 1.001327 | 1012.5335,1012.3015,etc |
| 88 | three dimensional | 3D | 54 | 7 | 2.00103 | 1012.2551,1012.0617,etc |
| 89 | green bank telescope | GBT | 85 | 7 | 1.001412 | 1012.5319,1012.6020,etc |
| 90 | cataclysmic variable | CV | 124 | 7 | 2.002714 | 1012.1992,1012.1368,etc |
| 91 | australia telescope compact array | ATCA | 21 | 7 | 1.000705 | 1012.4243,1012.1407,etc |
| 92 | local thermodynamic equilibrium | LTE | 117 | 7 | 1.003687 | 1012.3753,1012.1969,etc |
| 93 | red supergiant | RSG | 59 | 7 | 2.000919 | 1012.2383,1012.3251,etc |
| 94 | simple stellar population | SSP | 110 | 7 | 2.002142 | 1012.0004,1012.4009,etc |
| 95 | globular cluster | GC | 375 | 7 | 2.009354 | 1012.0004,1012.0419,etc |
| 96 | far ultraviolet | FUV | 91 | 7 | 1.003273 | 1012.5827,1012.5811,etc |
| 97 | magnetohydrodynamics | MHD | 130 | 7 | 2.002562 | 1012.4794,1012.4547,etc |
| 98 | intracluster medium | ICM | 85 | 7 | 2.00407 | 1012.4027,1012.0312,etc |
| 99 | far infrared | FIR | 82 | 7 | 1.002903 | 1012.1891,1012.4064,etc |
| 100 | european southern observatory | ESO | 33 | 7 | 2.000341 | 1012.5301,1012.1368,etc |
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