| cosmic microwave background | CMB | 766 | 45 | 2.002876 | 0503196,0503118,etc |
| spectral energy distribution | SED | 345 | 41 | 2.001339 | 0503523,0503686,etc |
| active galactic nucleus | AGN | 1035 | 40 | 2.007823 | 0503093,0503686,etc |
| point spread function | PSF | 316 | 36 | 2.002115 | 0503093,0503119,etc |
| interstellar medium | ISM | 319 | 30 | 1.001527 | 0503507,0503137,etc |
| gamma ray burst | GRB | 884 | 28 | 2.00603 | 0503515,0503421,etc |
| cold dark matter | CDM | 341 | 28 | 1.001788 | 0503172,0503387,etc |
| asymptotic giant branch | AGB | 266 | 23 | 2.001915 | 0503253,0503182,etc |
| sloan digital sky survey | SDSS | 734 | 23 | 2.003753 | 0503713,0503491,etc |
| initial mass function | IMF | 238 | 18 | 1.00136 | 0503273,0503464,etc |
| luminosity function | LF | 412 | 17 | 2.00677 | 0503164,0503704,etc |
| nasa/ipac extragalactic database | NED | 41 | 17 | 1.000416 | 0503250,0503693,etc |
| hubble space telescope | HST | 170 | 17 | 1.002427 | 0503693,0503320,etc |
| star formation rate | SFR | 227 | 15 | 2.004739 | 0503273,0503083,etc |
| large magellanic cloud | LMC | 179 | 15 | 1.003482 | 0503614,0503256,etc |
| full width at half maximum | FWHM | 59 | 14 | 1.000452 | 0503342,0503041,etc |
| black hole | BH | 626 | 13 | 2.005849 | 0503340,0503465,etc |
| signal to noise ratio | S/N | 166 | 13 | 2.002694 | 0503464,0503507,etc |
| near infrared | NIR | 123 | 13 | 1.002823 | 0503507,0503688,etc |
| supernova remnant | SNR | 220 | 13 | 2.002664 | 0503714,0503031,etc |
| advanced camera for surveys | ACS | 193 | 12 | 2.002368 | 0503465,0503093,etc |
| infrared | IR | 482 | 12 | 2.006518 | 0503507,0503029,etc |
| equivalent width | EW | 81 | 12 | 1.001131 | 0503029,0503491,etc |
| supernova | SN | 204 | 12 | 2.00469 | 0503676,0503311,etc |
| very large array | VLA | 78 | 11 | 2.001508 | 0503465,0503063,etc |
| astrophysical research consortium | ARC | 13 | 11 | 1.000118 | 0503310,0503713,etc |
| max planck institute for astronomy | MPIA | 11 | 11 | 1.000121 | 0503310,0503713,etc |
| max planck institute for astrophysics | MPA | 11 | 11 | 1.000121 | 0503310,0503713,etc |
| low mass x ray binary | LMXB | 147 | 11 | 2.001854 | 0503071,0503658,etc |
| zero age main sequence | ZAMS | 37 | 10 | 1.000277 | 0503157,0503086,etc |
| neutron star | NS | 208 | 10 | 2.004601 | 0503413,0503071,etc |
| color magnitude diagram | CMD | 107 | 9 | 2.000985 | 0503273,0503429,etc |
| space telescope imaging spectrograph | STIS | 89 | 9 | 1.000759 | 0503464,0503320,etc |
| dark matter | DM | 332 | 9 | 2.005139 | 0503241,0503006,etc |
| polycyclic aromatic hydrocarbon | PAH | 209 | 9 | 1.005012 | 0503507,0503571,etc |
| smoothed particle hydrodynamics | SPH | 87 | 9 | 2.001164 | 0503066,0503201,etc |
| signal to noise | S/N | 34 | 9 | 1.000296 | 0503451,0503009,etc |
| small magellanic cloud | SMC | 181 | 9 | 2.003069 | 0503571,0503337,etc |
| globular cluster | GC | 564 | 9 | 2.009311 | 0503206,0503195,etc |
| wilkinson microwave anisotropy probe | WMAP | 112 | 8 | 2.002666 | 0503118,0503103,etc |
| two micron all sky survey | 2MASS | 47 | 8 | 2.000673 | 0503388,0503110,etc |
| inverse compton | IC | 121 | 8 | 2.00267 | 0503173,0503471,etc |
| white dwarf | WD | 282 | 8 | 2.007698 | 0503658,0503672,etc |
| cosmic microwave background radiation | CMB | 51 | 8 | 1.000991 | 0503139,0503682,etc |
| red giant branch | RGB | 293 | 8 | 1.004023 | 0503429,0503396,etc |
| main sequence | MS | 276 | 8 | 2.003075 | 0503429,0503594,etc |
| intergalactic medium | IGM | 55 | 8 | 1.000819 | 0503685,0503001,etc |
| far infrared | FIR | 216 | 8 | 1.004036 | 0503542,0503565,etc |
| intracluster medium | ICM | 78 | 7 | 2.002651 | 0503250,0503422,etc |
| weakly interacting massive particle | WIMP | 273 | 7 | 2.00511 | 0503387,0503549,etc |
| field of view | FOV | 25 | 7 | 2.000928 | 0503028,0503394,etc |
| advanced ccd imaging spectrometer | ACIS | 77 | 7 | 2.000926 | 0503256,0503195,etc |
| supermassive black hole | SMBH | 130 | 7 | 2.004498 | 0503006,0503420,etc |
| big bang nucleosynthesis | BBN | 131 | 7 | 2.002688 | 0503065,0503502,etc |
| intra cluster medium | ICM | 25 | 7 | 1.000692 | 0503426,0503536,etc |
| lyman break galaxy | LBG | 142 | 7 | 2.004188 | 0503631,0503055,etc |
| ultraluminous infrared galaxy | ULIRG | 98 | 7 | 1.003438 | 0503055,0503054,etc |
| australia telescope compact array | ATCA | 75 | 7 | 1.002067 | 0503269,0503333,etc |
| horizontal branch | HB | 141 | 7 | 2.002955 | 0503594,0503263,etc |
| young stellar object | YSO | 91 | 6 | 1.001835 | 0503388,0503167,etc |
| large scale structure | LSS | 27 | 6 | 1.000505 | 0503604,0503612,etc |
| infrared space observatory | ISO | 87 | 6 | 1.003425 | 0503507,0503245,etc |
| pre main sequence | PMS | 50 | 6 | 1.001725 | 0503507,0503471,etc |
| rotation measure | RM | 126 | 6 | 2.004572 | 0503031,0503250,etc |
| pulsar wind nebula | PWN | 119 | 6 | 2.002806 | 0503031,0503526,etc |
| very long baseline array | VLBA | 106 | 6 | 2.002033 | 0503250,0503182,etc |
| magnetohydrodynamic | MHD | 86 | 6 | 2.001573 | 0503421,0503147,etc |
| cataclysmic variable | CV | 199 | 6 | 1.005816 | 0503491,0503470,etc |
| ultraviolet | UV | 117 | 6 | 2.002535 | 0503320,0503054,etc |
| equation of state | EOS | 32 | 6 | 2.001707 | 0503420,0503331,etc |
| radial velocity | RV | 192 | 6 | 2.002538 | 0503660,0503361,etc |
| position angle | PA | 30 | 6 | 2.000384 | 0503370,0503125,etc |
| kolmogorov smirnov | K-S | 37 | 6 | 1.001597 | 0503477,0503094,etc |
| astrophysics data system | ADS | 16 | 6 | 1.001892 | 0503486,0503542,etc |
| james clerk maxwell telescope | JCMT | 35 | 6 | 2.000322 | 0503245,0503573,etc |
| colour magnitude diagram | CMD | 88 | 6 | 1.001461 | 0503594,0503179,etc |
| planetary nebula | PN | 158 | 6 | 1.003078 | 0503681,0503059,etc |
| intermediate mass black hole | IMBH | 77 | 5 | 2.003132 | 0503340,0503465,etc |
| isaac newton telescope | INT | 22 | 5 | 1.000521 | 0503465,0503552,etc |
| ultra deep field | UDF | 150 | 5 | 2.006113 | 0503093,0503275,etc |
| great observatories origins deep survey | GOODS | 56 | 5 | 2.003566 | 0503093,0503164,etc |
| fundamental plane | FP | 137 | 5 | 2.00145 | 0503164,0503493,etc |
| very large telescope | VLT | 21 | 5 | 1.000545 | 0503241,0503688,etc |
| european photon imaging camera | EPIC | 36 | 5 | 1.000906 | 0503029,0503009,etc |
| target of opportunity | TOO | 38 | 5 | 2.000886 | 0503028,0503394,etc |
| adaptive optics | AO | 56 | 5 | 1.000851 | 0503379,0503605,etc |
| general relativity | GR | 52 | 5 | 2.001668 | 0503582,0503420,etc |
| gravitational wave | GW | 122 | 5 | 2.004099 | 0503672,0503109,etc |
| anomalous x ray pulsar | AXP | 33 | 5 | 2.001499 | 0503239,0503477,etc |
| very long baseline interferometry | VLBI | 22 | 5 | 1.000458 | 0503182,0503225,etc |
| wide field camera | WFC | 25 | 5 | 2.000584 | 0503138,0503409,etc |
| optical monitor | OM | 44 | 5 | 2.000574 | 0503470,0503678,etc |
| milky way | MW | 56 | 5 | 1.001094 | 0503552,0503188,etc |
| markov chain monte carlo | MCMC | 21 | 5 | 1.002271 | 0503036,0503444,etc |
| medium energy grating | MEG | 38 | 5 | 2.000586 | 0503224,0503570,etc |
| high energy grating | HEG | 83 | 5 | 2.001619 | 0503224,0503570,etc |
| broad line region | BLR | 17 | 5 | 1.000211 | 0503699,0503045,etc |
| period luminosity | PL | 131 | 5 | 1.002859 | 0503598,0503637,etc |
| post asymptotic giant branch | PAGB | 25 | 5 | 2.000302 | 0503086,0503198,etc |
| high energy transmission grating | HETG | 52 | 5 | 2.001186 | 0503636,0503530,etc |
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