| active galactic nucleus | AGN | 419 | 33 | 2.00145 | 0102154,0102490,etc |
| cosmic microwave background | CMB | 394 | 23 | 2.004262 | 0102032,0102466,etc |
| point spread function | PSF | 170 | 21 | 1.001585 | 0102446,0102374,etc |
| spectral energy distribution | SED | 137 | 21 | 2.002891 | 0102473,0102457,etc |
| initial mass function | IMF | 280 | 20 | 2.005958 | 0102202,0102151,etc |
| interstellar medium | ISM | 223 | 20 | 2.001871 | 0102373,0102149,etc |
| gamma ray burst | GRB | 647 | 18 | 1.009247 | 0102229,0102454,etc |
| nasa/ipac extragalactic database | NED | 18 | 15 | 1.000105 | 0102154,0102345,etc |
| supernova remnant | SNR | 234 | 15 | 1.002643 | 0102373,0102049,etc |
| cold dark matter | CDM | 310 | 14 | 2.003415 | 0102452,0102466,etc |
| star formation rate | SFR | 136 | 12 | 1.001339 | 0102154,0102436,etc |
| luminosity function | LF | 233 | 10 | 2.002332 | 0102154,0102374,etc |
| hubble space telescope | HST | 124 | 10 | 2.000867 | 0102374,0102345,etc |
| large magellanic cloud | LMC | 53 | 10 | 2.000846 | 0102274,0102189,etc |
| asymptotic giant branch | AGB | 205 | 9 | 1.004103 | 0102202,0102452,etc |
| equivalent width | EW | 101 | 9 | 2.001543 | 0102459,0102370,etc |
| near infrared | NIR | 58 | 8 | 2.001115 | 0102328,0102382,etc |
| full width at half maximum | FWHM | 38 | 8 | 2.000605 | 0102156,0102186,etc |
| very large array | VLA | 55 | 8 | 1.000889 | 0102151,0102235,etc |
| intergalactic medium | IGM | 185 | 8 | 2.004919 | 0102370,0102304,etc |
| planetary nebula | PN | 417 | 7 | 2.006074 | 0102202,0102336,etc |
| advection dominated accretion flow | ADAF | 81 | 7 | 1.001948 | 0102146,0102237,etc |
| intracluster medium | ICM | 45 | 7 | 2.000953 | 0102499,0102363,etc |
| color magnitude diagram | CMD | 157 | 7 | 1.002552 | 0102374,0102444,etc |
| field of view | FOV | 36 | 7 | 1.002556 | 0102459,0102363,etc |
| australia telescope compact array | ATCA | 50 | 7 | 2.001431 | 0102151,0102070,etc |
| black hole | BH | 121 | 7 | 2.004693 | 0102065,0102304,etc |
| signal to noise ratio | S/N | 33 | 7 | 2.001045 | 0102370,0102386,etc |
| low mass x ray binaries | LMXB | 41 | 6 | 2.00111 | 0102421,0102299,etc |
| nordic optical telescope | NOT | 19 | 6 | 1.000626 | 0102452,0102177,etc |
| advanced ccd imaging spectrometer | ACIS | 87 | 6 | 1.001382 | 0102468,0102151,etc |
| kolmogorov smirnov | KS | 42 | 6 | 1.001683 | 0102113,0102470,etc |
| united kingdom infrared telescope | UKIRT | 25 | 6 | 1.000552 | 0102038,0102456,etc |
| big bang nucleosynthesis | BBN | 172 | 6 | 2.006312 | 0102466,0102179,etc |
| wolf rayet | WR | 49 | 6 | 1.000792 | 0102228,0102383,etc |
| position angle | PA | 42 | 6 | 2.001083 | 0102292,0102370,etc |
| main sequence | MS | 57 | 6 | 1.002025 | 0102387,0102397,etc |
| supernova | SN | 102 | 6 | 2.004223 | 0102475,0102177,etc |
| sloan digital sky survey | SDSS | 79 | 6 | 2.002717 | 0102410,0102304,etc |
| broad line region | BLR | 26 | 6 | 1.000365 | 0102199,0102356,etc |
| equation of state | EOS | 43 | 5 | 1.00252 | 0102421,0102015,etc |
| luminous blue variable | LBV | 35 | 5 | 2.00327 | 0102453,0102151,etc |
| new technology telescope | NTT | 24 | 5 | 2.00185 | 0102113,0102265,etc |
| infrared | IR | 73 | 5 | 2.000873 | 0102113,0102151,etc |
| small magellanic cloud | SMC | 81 | 5 | 1.005024 | 0102459,0102191,etc |
| red giant branch | RGB | 110 | 5 | 2.001499 | 0102243,0102397,etc |
| anomalous x ray pulsar | AXP | 112 | 5 | 2.006316 | 0102478,0102049,etc |
| ultraviolet | UV | 90 | 5 | 2.00133 | 0102456,0102235,etc |
| synchrotron self compton | SSC | 43 | 5 | 2.00179 | 0102151,0102186,etc |
| colour magnitude diagram | CMD | 71 | 5 | 2.002457 | 0102014,0102096,etc |
| black holes | BH | 76 | 4 | 2.000472 | 0102229,0102292,etc |
| zero age main sequence | ZAMS | 20 | 4 | 1.000673 | 0102229,0102240,etc |
| far infrared | FIR | 154 | 4 | 1.003999 | 0102154,0102208,etc |
| galactic center | GC | 44 | 4 | 2.001011 | 0102382,0102488,etc |
| westerbork synthesis radio telescope | WSRT | 32 | 4 | 1.000656 | 0102085,0102424,etc |
| chandra x ray center | CXC | 23 | 4 | 1.000359 | 0102468,0102151,etc |
| neutron star | NS | 38 | 4 | 2.002611 | 0102255,0102299,etc |
| dark matter | DM | 131 | 4 | 2.005819 | 0102400,0102503,etc |
| low mass x ray binary | LMXB | 33 | 4 | 2.000616 | 0102237,0102395,etc |
| cataclysmic variable | CV | 33 | 4 | 2.003311 | 0102237,0102066,etc |
| cosmic microwave background radiation | CMB | 57 | 4 | 1.000663 | 0102179,0102005,etc |
| soft gamma ray repeater | SGR | 99 | 4 | 2.008337 | 0102049,0102097,etc |
| charge transfer inefficiency | CTI | 16 | 4 | 1.000279 | 0102151,0102370,etc |
| all sky monitor | ASM | 21 | 4 | 2.000481 | 0102070,0102066,etc |
| very long baseline array | VLBA | 26 | 4 | 1.000546 | 0102018,0102235,etc |
| galactic black hole candidate | GBHC | 9 | 4 | 1.000271 | 0102167,0102268,etc |
| broad absorption line | BAL | 195 | 4 | 2.010058 | 0102410,0102427,etc |
| telescopio nazionale galileo | TNG | 19 | 4 | 1.000384 | 0102159,0102177,etc |
| milky way | MW | 17 | 4 | 1.000392 | 0102189,0102158,etc |
| ministry for university and research | MURST | 4 | 4 | 1.000045 | 0102427,0102127,etc |
| tully fisher | TF | 72 | 4 | 1.005687 | 0102422,0102025,etc |
| interstellar scintillation | ISS | 54 | 4 | 1.003586 | 0102194,0102050,etc |
| space telescope imaging spectrograph | STIS | 59 | 4 | 2.001182 | 0102413,0102263,etc |
| star formation | SF | 40 | 4 | 1.001308 | 0102025,0102323,etc |
| palomar green | PG | 28 | 3 | 2.001226 | 0102154,0102252,etc |
| rossi x ray timing explorer | RXTE | 13 | 3 | 1.000313 | 0102421,0102070,etc |
| ultra high energy cosmic rays | UHECR | 46 | 3 | 2.004555 | 0102373,0102101,etc |
| magneto hydrodynamic | MHD | 17 | 3 | 2.000562 | 0102373,0102469,etc |
| wide angle tail | WAT | 19 | 3 | 1.000446 | 0102499,0102248,etc |
| rosat all sky survey | RASS | 15 | 3 | 1.000741 | 0102499,0102468,etc |
| white dwarf | WD | 126 | 3 | 1.006913 | 0102417,0102309,etc |
| autocorrelation function | ACF | 41 | 3 | 1.001368 | 0102446,0102345,etc |
| massive black hole | MBH | 71 | 3 | 2.000822 | 0102382,0102151,etc |
| cosmic ray | CR | 19 | 3 | 2.002856 | 0102374,0102266,etc |
| wide field planetary camera 2 | WFPC2 | 25 | 3 | 2.000845 | 0102214,0102502,etc |
| position sensitive proportional counter | PSPC | 52 | 3 | 2.002254 | 0102468,0102021,etc |
| wide field imager | WFI | 18 | 3 | 1.000543 | 0102113,0102132,etc |
| lyman break galaxy | LBG | 151 | 3 | 2.005139 | 0102337,0102436,etc |
| mpc | Mpc | 183 | 3 | 2.004673 | 0102466,0102470,etc |
| dwarf irregular | dIrr | 14 | 3 | 1.000485 | 0102243,0102079,etc |
| dwarf spheroidal | dSph | 29 | 3 | 1.000673 | 0102243,0102079,etc |
| digitized sky survey | DSS | 13 | 3 | 2.0003 | 0102345,0102397,etc |
| discrete wavelet transform | DWT | 138 | 3 | 2.006178 | 0102461,0102160,etc |
| national science foundation of china | NSFC | 3 | 3 | 1.000016 | 0102461,0102160,etc |
| quasi periodic oscillation | QPO | 42 | 3 | 2.002664 | 0102156,0102114,etc |
| large scale structure | LSS | 17 | 3 | 1.000673 | 0102236,0102138,etc |
| eso imaging survey | EIS | 88 | 3 | 2.001474 | 0102016,0102132,etc |
| burst and transient source experiment | BATSE | 11 | 3 | 1.000678 | 0102070,0102114,etc |
| molonglo observatory synthesis telescope | MOST | 12 | 3 | 1.001628 | 0102070,0102114,etc |
| very long baseline interferometry | VLBI | 19 | 3 | 1.001503 | 0102070,0102186,etc |
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