Related by context. Frequent words. (Click for all words.) 65 z = 63 photometry 63 redshift 62 redshifts 62 keV 61 anisotropy 61 radial velocity 61 Fig. 1A 60 Cepheids 59 amplitudes 59 Type Ia supernovae 58 globular cluster 58 spectroscopic 58 MeV 58 GeV 57 planetary nebulae 57 GRBs 57 globular clusters 57 spectra 57 supernova remnants 57 voxel 57 morphologies 57 Supplementary Fig 57 WASP #b 56 geoid 56 NICMOS 56 photometric 56 elemental composition 56 numerical simulations 56 Eta Carinae 56 magnetars 56 isotropic 56 galaxy formation 56 planetary nebula 56 XMM Newton 56 photometer 56 dynamical 56 X ray emission 55 supernova remnant 55 supernova explosion 55 electrocardiographic 55 GRB # 55 confocal 55 quadratic 55 magnetar 54 spectral 54 isotopic composition 54 anisotropic 54 elliptical galaxies 54 COROT 54 ternary 54 phonon 54 brown dwarfs 54 tropospheric 54 interferometry 54 interferometers 54 cosmological 54 scalar 54 perihelion 54 optical wavelengths 54 oscillatory 54 pulsations 54 baryons 54 morphologic 54 magnetization 54 coronal 54 femtosecond 54 isotopic 54 electron density 53 interferometric 53 fig. 53 auroral 53 adiabatic 53 decoherence 53 dispersive 53 dwarf galaxy 53 photoluminescence 53 parameterization 53 abundances 53 supernovae 53 VLBI 53 HAT P 53 quadrupole 53 WFPC2 53 Hubble observations 53 gravitational wave 53 α 52 ejecta 52 FRET 52 active galactic nuclei 52 orbitals 52 spatial dimensions 52 quasars 52 Cosmologists 52 attosecond 52 quantization 52 quasar 52 excitations 52 wavefront 52 spacetime 52 Radiographic