| 1 | active galactic nucleus | AGN | 2035 | 66 | 1.007876 | 0901.0547,0901.4776,etc |
| 2 | spectral energy distribution | SED | 709 | 61 | 2.002867 | 0901.1098,0901.1109,etc |
| 3 | interstellar medium | ISM | 522 | 57 | 2.002491 | 0901.0642,0901.0744,etc |
| 4 | sloan digital sky survey | SDSS | 658 | 48 | 1.002186 | 0901.0547,0901.4545,etc |
| 5 | cosmic microwave background | CMB | 805 | 42 | 2.002682 | 0901.2230,0901.0958,etc |
| 6 | initial mass function | IMF | 636 | 41 | 2.004666 | 0901.2302,0901.1237,etc |
| 7 | nasa/ipac extragalactic database | NED | 57 | 37 | 1.000241 | 0901.3802,0901.4975,etc |
| 8 | gamma ray burst | GRB | 1491 | 37 | 2.008852 | 0901.1877,0901.0744,etc |
| 9 | point spread function | PSF | 382 | 33 | 1.004734 | 0901.1237,0901.2144,etc |
| 10 | star formation rate | SFR | 674 | 32 | 2.005708 | 0901.4545,0901.1237,etc |
| 11 | supernova remnant | SNR | 646 | 24 | 1.005921 | 0901.0642,0901.0744,etc |
| 12 | cold dark matter | CDM | 173 | 23 | 1.002351 | 0901.0547,0901.2536,etc |
| 13 | black hole | BH | 787 | 22 | 2.006694 | 0901.0547,0901.3991,etc |
| 14 | supernova | SN | 458 | 22 | 1.002732 | 0901.2142,0901.2302,etc |
| 15 | hubble space telescope | HST | 66 | 19 | 1.000548 | 0901.1237,0901.3185,etc |
| 16 | equation of state | EOS | 321 | 19 | 1.003094 | 0901.1237,0901.2722,etc |
| 17 | white dwarf | WD | 216 | 19 | 2.003234 | 0901.1667,0901.1309,etc |
| 18 | signal to noise ratio | SNR | 110 | 19 | 2.001124 | 0901.2930,0901.4162,etc |
| 19 | dark matter | DM | 980 | 18 | 2.00735 | 0901.3582,0901.1317,etc |
| 20 | asymptotic giant branch | AGB | 318 | 18 | 1.003015 | 0901.2334,0901.1872,etc |
| 21 | main sequence | MS | 349 | 17 | 1.003775 | 0901.1237,0901.1309,etc |
| 22 | very large array | VLA | 134 | 17 | 1.001479 | 0901.1941,0901.4901,etc |
| 23 | equivalent width | EW | 103 | 17 | 1.000694 | 0901.3991,0901.1973,etc |
| 24 | full width at half maximum | FWHM | 75 | 16 | 1.001803 | 0901.4786,0901.3378,etc |
| 25 | signal to noise | S/N | 61 | 16 | 1.000373 | 0901.0282,0901.4114,etc |
| 26 | field of view | FOV | 96 | 15 | 1.001955 | 0901.1973,0901.0011,etc |
| 27 | advanced camera for surveys | ACS | 199 | 14 | 2.002268 | 0901.1237,0901.2144,etc |
| 28 | neutron star | NS | 150 | 13 | 2.002366 | 0901.3934,0901.3991,etc |
| 29 | planetary nebula | PN | 681 | 13 | 2.010212 | 0901.2273,0901.3185,etc |
| 30 | intergalactic medium | IGM | 340 | 13 | 1.003217 | 0901.3782,0901.0286,etc |
| 31 | infrared | IR | 420 | 13 | 1.00407 | 0901.2359,0901.0714,etc |
| 32 | ultraviolet | UV | 165 | 12 | 2.001322 | 0901.4300,0901.2632,etc |
| 33 | cosmic ray | CR | 484 | 12 | 2.010079 | 0901.0744,0901.0304,etc |
| 34 | max planck institute for astronomy | MPIA | 12 | 12 | 1.000049 | 0901.4545,0901.4464,etc |
| 35 | max planck institute for astrophysics | MPA | 12 | 12 | 1.000049 | 0901.4545,0901.4464,etc |
| 36 | star formation | SF | 469 | 12 | 2.00738 | 0901.1317,0901.1665,etc |
| 37 | weakly interacting massive particle | WIMP | 298 | 12 | 1.009734 | 0901.2125,0901.0304,etc |
| 38 | magnetohydrodynamic | MHD | 88 | 12 | 1.000995 | 0901.3499,0901.1899,etc |
| 39 | large magellanic cloud | LMC | 343 | 12 | 2.005759 | 0901.0972,0901.3603,etc |
| 40 | near infrared | near-IR | 145 | 12 | 1.001376 | 0901.0551,0901.1214,etc |
| 41 | luminosity function | LF | 230 | 11 | 2.002818 | 0901.4545,0901.0286,etc |
| 42 | two micron all sky survey | 2MASS | 109 | 11 | 1.001715 | 0901.4545,0901.1328,etc |
| 43 | markov chain monte carlo | MCMC | 33 | 11 | 1.000426 | 0901.2672,0901.4346,etc |
| 44 | young stellar object | YSO | 542 | 11 | 2.006781 | 0901.1237,0901.2053,etc |
| 45 | very large telescope | VLT | 42 | 11 | 1.000756 | 0901.0974,0901.2429,etc |
| 46 | radial velocity | RV | 227 | 11 | 1.005701 | 0901.1777,0901.0282,etc |
| 47 | milky way | MW | 165 | 11 | 2.004321 | 0901.4260,0901.2116,etc |
| 48 | inverse compton | IC | 138 | 10 | 2.002269 | 0901.3582,0901.0744,etc |
| 49 | green bank telescope | GBT | 138 | 10 | 1.001739 | 0901.4540,0901.1480,etc |
| 50 | polycyclic aromatic hydrocarbon | PAH | 302 | 10 | 2.004171 | 0901.0558,0901.4558,etc |
| 51 | wilkinson microwave anisotropy probe | WMAP | 152 | 10 | 2.000964 | 0901.0919,0901.0439,etc |
| 52 | spectral energy distributions | SED | 258 | 10 | 2.002442 | 0901.2053,0901.1207,etc |
| 53 | far infrared | FIR | 87 | 9 | 2.00391 | 0901.4300,0901.4263,etc |
| 54 | globular cluster | GC | 531 | 9 | 2.00631 | 0901.3934,0901.2302,etc |
| 55 | star formation history | SFH | 186 | 9 | 1.003491 | 0901.1237,0901.1090,etc |
| 56 | broad line region | BLR | 65 | 9 | 2.001787 | 0901.1973,0901.0974,etc |
| 57 | intracluster medium | ICM | 216 | 9 | 1.003388 | 0901.4786,0901.0868,etc |
| 58 | infrared spectrograph | IRS | 135 | 9 | 2.001707 | 0901.0558,0901.2308,etc |
| 59 | kolmogorov smirnov | KS | 49 | 9 | 1.001031 | 0901.1309,0901.1663,etc |
| 60 | big bang nucleosynthesis | BBN | 61 | 8 | 1.00288 | 0901.3582,0901.0011,etc |
| 61 | low mass x ray binary | LMXB | 111 | 8 | 1.006192 | 0901.3934,0901.3991,etc |
| 62 | small magellanic cloud | SMC | 105 | 8 | 1.001986 | 0901.1237,0901.2268,etc |
| 63 | color magnitude diagram | CMD | 133 | 8 | 1.00159 | 0901.1237,0901.1328,etc |
| 64 | astronomical image processing system | AIPS | 23 | 8 | 1.000297 | 0901.1941,0901.2481,etc |
| 65 | x ray telescope | XRT | 88 | 8 | 2.002452 | 0901.2268,0901.1225,etc |
| 66 | narrow line region | NLR | 131 | 8 | 1.002332 | 0901.0972,0901.1286,etc |
| 67 | very long baseline interferometry | VLBI | 81 | 8 | 2.001329 | 0901.1132,0901.3723,etc |
| 68 | australia telescope compact array | ATCA | 54 | 8 | 1.000924 | 0901.3603,0901.0968,etc |
| 69 | cataclysmic variable | CV | 163 | 8 | 2.007127 | 0901.2632,0901.4018,etc |
| 70 | luminous blue variable | LBV | 76 | 8 | 2.002536 | 0901.3364,0901.0198,etc |
| 71 | position angle | PA | 56 | 8 | 1.001928 | 0901.4162,0901.2105,etc |
| 72 | red giant branch | RGB | 39 | 8 | 1.000532 | 0901.1090,0901.1618,etc |
| 73 | mid infrared | MIR | 106 | 8 | 2.001301 | 0901.0106,0901.0567,etc |
| 74 | gravitational wave | GW | 215 | 7 | 2.004696 | 0901.1661,0901.2722,etc |
| 75 | three dimensional | 3D | 80 | 7 | 2.001939 | 0901.2578,0901.3185,etc |
| 76 | wolf rayet | W/O | 191 | 7 | 2.005402 | 0901.1699,0901.4553,etc |
| 77 | general relativity | GR | 103 | 7 | 2.003754 | 0901.0919,0901.2750,etc |
| 78 | european southern observatory | ESO | 13 | 7 | 1.000346 | 0901.1306,0901.2429,etc |
| 79 | william herschel telescope | WHT | 51 | 7 | 1.001176 | 0901.3483,0901.0909,etc |
| 80 | quasi periodic oscillation | QPO | 169 | 7 | 2.004986 | 0901.2858,0901.3937,etc |
| 81 | smoothed particle hydrodynamics | SPH | 148 | 7 | 2.000757 | 0901.2127,0901.2113,etc |
| 82 | national radio astronomy observatory | NRAO | 13 | 7 | 1.000215 | 0901.3388,0901.0567,etc |
| 83 | ultra high energy cosmic ray | UHECR | 106 | 7 | 2.006172 | 0901.1579,0901.2256,etc |
| 84 | basic calibrated data | BCD | 21 | 7 | 1.000354 | 0901.2096,0901.0415,etc |
| 85 | power spectral density | PSD | 36 | 6 | 1.000559 | 0901.0321,0901.1225,etc |
| 86 | calibration database | CALDB | 6 | 6 | 1.000019 | 0901.3802,0901.4718,etc |
| 87 | friedmann robertson walker | FRW | 26 | 6 | 1.000212 | 0901.0958,0901.1215,etc |
| 88 | pulsar wind nebula | PWN | 34 | 6 | 1.001311 | 0901.4776,0901.2578,etc |
| 89 | adaptive optics | AO | 208 | 6 | 2.00589 | 0901.2672,0901.4557,etc |
| 90 | intra cluster medium | ICM | 16 | 6 | 1.00049 | 0901.1941,0901.1665,etc |
| 91 | cumulative distribution function | CDF | 44 | 6 | 1.001257 | 0901.3269,0901.2573,etc |
| 92 | proportional counter array | PCA | 96 | 6 | 2.001774 | 0901.2268,0901.1225,etc |
| 93 | full width half maximum | FWHM | 43 | 6 | 2.000818 | 0901.2268,0901.4511,etc |
| 94 | supermassive black hole | SMBH | 82 | 6 | 1.00637 | 0901.0558,0901.2359,etc |
| 95 | carbon monoxide | CO | 488 | 6 | 2.009488 | 0901.2308,0901.1699,etc |
| 96 | infrared array camera | IRAC | 112 | 6 | 2.001743 | 0901.2308,0901.0909,etc |
| 97 | magnetorotational instability | MRI | 123 | 6 | 1.002279 | 0901.1217,0901.4712,etc |
| 98 | large scale structure | LSS | 60 | 6 | 1.001748 | 0901.0011,0901.1215,etc |
| 99 | synchrotron self compton | SSC | 26 | 6 | 1.000355 | 0901.1225,0901.1284,etc |
| 100 | baryonic acoustic oscillations | BAO | 146 | 6 | 2.001573 | 0901.2327,0901.4550,etc |
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