| cosmic microwave background | CMB | 693 | 39 | 2.003353 | 0307071,0307104,etc |
| spectral energy distribution | SED | 366 | 31 | 2.001628 | 0307320,0307377,etc |
| active galactic nucleus | AGN | 930 | 26 | 2.006483 | 0307096,0307188,etc |
| interstellar medium | ISM | 193 | 25 | 2.001751 | 0307065,0307556,etc |
| initial mass function | IMF | 255 | 24 | 2.001477 | 0307096,0307082,etc |
| point spread function | PSF | 131 | 23 | 1.001071 | 0307458,0307223,etc |
| star formation rate | SFR | 472 | 23 | 2.004877 | 0307096,0307377,etc |
| nasa/ipac extragalactic database | NED | 44 | 23 | 1.000474 | 0307062,0307255,etc |
| supernova | SN | 1604 | 22 | 2.016427 | 0307096,0307320,etc |
| sloan digital sky survey | SDSS | 384 | 21 | 1.003362 | 0307336,0307082,etc |
| intergalactic medium | IGM | 227 | 20 | 1.001486 | 0307075,0307289,etc |
| cold dark matter | CDM | 213 | 19 | 2.00156 | 0307362,0307533,etc |
| wilkinson microwave anisotropy probe | WMAP | 290 | 15 | 2.003581 | 0307104,0307335,etc |
| max planck institute for astronomy | MPIA | 14 | 14 | 1.000131 | 0307336,0307082,etc |
| max planck institute for astrophysics | MPA | 14 | 14 | 1.000131 | 0307336,0307082,etc |
| hubble space telescope | HST | 127 | 14 | 2.001484 | 0307161,0307255,etc |
| gamma ray burst | GRB | 372 | 13 | 2.008358 | 0307428,0307406,etc |
| large magellanic cloud | LMC | 172 | 13 | 2.002408 | 0307056,0307016,etc |
| full width at half maximum | FWHM | 57 | 12 | 2.000852 | 0307517,0307044,etc |
| astrophysical research consortium | ARC | 25 | 12 | 2.000593 | 0307336,0307082,etc |
| equivalent width | EW | 114 | 12 | 1.00219 | 0307062,0307163,etc |
| low mass x ray binary | LMXB | 281 | 11 | 2.00489 | 0307294,0307542,etc |
| proportional counter array | PCA | 84 | 10 | 1.001023 | 0307458,0307195,etc |
| near infrared | NIR | 230 | 10 | 2.001161 | 0307377,0307530,etc |
| space telescope imaging spectrograph | STIS | 89 | 10 | 1.001758 | 0307083,0307257,etc |
| luminosity function | LF | 104 | 10 | 2.002182 | 0307482,0307325,etc |
| dark matter | DM | 337 | 10 | 2.003541 | 0307524,0307026,etc |
| color magnitude diagram | CMD | 126 | 9 | 2.001107 | 0307007,0307383,etc |
| signal to noise ratio | SNR | 46 | 9 | 2.000952 | 0307407,0307124,etc |
| integrated sachs wolfe | ISW | 115 | 8 | 2.003719 | 0307104,0307335,etc |
| two micron all sky survey | 2MASS | 65 | 8 | 1.000865 | 0307434,0307226,etc |
| black hole | BH | 146 | 8 | 2.003055 | 0307524,0307124,etc |
| very large array | VLA | 49 | 7 | 1.001187 | 0307502,0307511,etc |
| quasi periodic oscillation | QPO | 156 | 7 | 1.002963 | 0307458,0307522,etc |
| asymptotic giant branch | AGB | 82 | 7 | 1.001673 | 0307528,0307063,etc |
| cataclysmic variable | CV | 172 | 7 | 2.002647 | 0307195,0307514,etc |
| equation of state | EOS | 56 | 7 | 2.002067 | 0307522,0307161,etc |
| extremely red object | ERO | 186 | 7 | 1.006755 | 0307030,0307364,etc |
| advanced camera for surveys | ACS | 28 | 7 | 2.001067 | 0307383,0307226,etc |
| neutron star | NS | 170 | 7 | 2.006564 | 0307324,0307217,etc |
| main sequence | MS | 70 | 6 | 1.000917 | 0307007,0307434,etc |
| markov chain monte carlo | MCMC | 29 | 6 | 1.00072 | 0307098,0307248,etc |
| infrared space observatory | ISO | 15 | 6 | 2.00047 | 0307320,0307108,etc |
| 2df galaxy redshift survey | 2dFGRS | 117 | 6 | 2.001447 | 0307030,0307248,etc |
| field of view | FOV | 44 | 6 | 2.001634 | 0307030,0307368,etc |
| broad absorption line | BAL | 90 | 6 | 1.008717 | 0307465,0307127,etc |
| wide field planetary camera 2 | WFPC2 | 97 | 6 | 2.001011 | 0307383,0307125,etc |
| kolmogorov smirnov | K-S | 24 | 6 | 1.000205 | 0307383,0307357,etc |
| supermassive black hole | SMBH | 154 | 6 | 1.003571 | 0307247,0307524,etc |
| very large telescope | VLT | 20 | 6 | 1.000476 | 0307149,0307406,etc |
| big bang nucleosynthesis | BBN | 182 | 6 | 2.005209 | 0307538,0307080,etc |
| ultra high energy cosmic ray | UHECR | 166 | 6 | 2.002637 | 0307491,0307413,etc |
| ultraluminous infrared galaxy | ULIRG | 50 | 6 | 2.001254 | 0307443,0307560,etc |
| horizontal branch | HB | 402 | 6 | 2.005032 | 0307016,0307232,etc |
| astronomical image processing system | AIPS | 17 | 5 | 1.00047 | 0307502,0307511,etc |
| friedmann robertson walker | FRW | 9 | 5 | 1.000164 | 0307477,0307071,etc |
| advection dominated accretion flow | ADAF | 23 | 5 | 1.000534 | 0307458,0307357,etc |
| advanced ccd imaging spectrometer | ACIS | 34 | 5 | 2.000518 | 0307458,0307031,etc |
| giant molecular cloud | GMC | 73 | 5 | 1.001685 | 0307437,0307490,etc |
| high energy astrophysics science archive research center | HEASARC | 6 | 5 | 1.000048 | 0307195,0307164,etc |
| european photon imaging camera | EPIC | 43 | 5 | 1.004143 | 0307223,0307420,etc |
| rossi x ray timing explorer | RXTE | 27 | 5 | 2.000999 | 0307522,0307044,etc |
| lyman break galaxy | LBG | 80 | 5 | 1.004258 | 0307030,0307149,etc |
| early data release | EDR | 38 | 5 | 1.000778 | 0307465,0307124,etc |
| position angle | PA | 91 | 5 | 1.001672 | 0307246,0307154,etc |
| anglo australian telescope | AAT | 16 | 5 | 1.001329 | 0307377,0307066,etc |
| science analysis system | SAS | 10 | 5 | 1.000295 | 0307420,0307368,etc |
| wide field camera | WFC | 22 | 5 | 1.000905 | 0307075,0307179,etc |
| isaac newton telescope | INT | 23 | 5 | 1.000911 | 0307075,0307265,etc |
| white dwarf | WD | 110 | 5 | 1.003658 | 0307434,0307492,etc |
| new technology telescope | NTT | 11 | 5 | 1.000259 | 0307024,0307475,etc |
| national aeronautics and space administration | NASA | 14 | 5 | 1.000089 | 0307124,0307470,etc |
| milky way | MW | 14 | 5 | 1.000409 | 0307016,0307222,etc |
| globular cluster | GC | 640 | 5 | 2.013694 | 0307125,0307178,etc |
| small magellanic cloud | SMC | 25 | 5 | 2.000611 | 0307222,0307435,etc |
| local thermodynamic equilibrium | LTE | 18 | 4 | 1.000328 | 0307477,0307246,etc |
| proportional counter unit | PCU | 19 | 4 | 1.000607 | 0307458,0307195,etc |
| zero age main sequence | ZAMS | 6 | 4 | 1.000034 | 0307528,0307431,etc |
| cosmic microwave background radiation | CMB | 55 | 4 | 1.001787 | 0307098,0307439,etc |
| sunyaev zel'dovich | SZ | 46 | 4 | 1.001944 | 0307098,0307335,etc |
| lightest supersymmetric particle | LSP | 7 | 4 | 1.000488 | 0307206,0307209,etc |
| position sensitive proportional counter | PSPC | 73 | 4 | 1.00165 | 0307195,0307159,etc |
| magnetohydrodynamic | MHD | 19 | 4 | 1.000599 | 0307246,0307428,etc |
| australia telescope compact array | ATCA | 10 | 4 | 1.000429 | 0307065,0307377,etc |
| neutron stars | NS | 37 | 4 | 1.00041 | 0307065,0307385,etc |
| broad line region | BLR | 38 | 4 | 2.002627 | 0307255,0307367,etc |
| position velocity | P-V | 19 | 4 | 1.000416 | 0307315,0307099,etc |
| high resolution imager | HRI | 95 | 4 | 1.002417 | 0307159,0307164,etc |
| nordic optical telescope | NOT | 23 | 4 | 1.000545 | 0307556,0307364,etc |
| colour magnitude diagram | CMD | 47 | 4 | 2.000888 | 0307503,0307329,etc |
| european southern observatory | ESO | 13 | 4 | 1.000414 | 0307475,0307180,etc |
| supernova remnant | SNR | 65 | 4 | 2.004519 | 0307217,0307108,etc |
| x ray background | XRB | 28 | 4 | 1.001049 | 0307368,0307426,etc |
| far infrared | FIR | 25 | 4 | 1.002397 | 0307410,0307386,etc |
| magneto rotational instability | MRI | 27 | 4 | 2.001043 | 0307084,0307472,etc |
| red giant branch | RGB | 36 | 4 | 1.000685 | 0307016,0307232,etc |
| william herschel telescope | WHT | 13 | 4 | 1.000345 | 0307234,0307212,etc |
| general relativity | GR | 58 | 4 | 1.001428 | 0307089,0307536,etc |
| pre main sequence | PMS | 39 | 4 | 1.000797 | 0307341,0307495,etc |
| black hole candidate | BHC | 22 | 3 | 2.000593 | 0307458,0307385,etc |
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