Related by context. Frequent words. (Click for all words.) 60 ESO Very Large Telescope 58 Very Large Telescope 52 La Silla Chile 51 WM Keck Observatory 49 Very Large Array 49 Mauna Kea Hawaii 48 XMM Newton 47 Keck Observatory 47 National Optical Astronomy 47 Observatories 45 Spectrometer 45 Telescope 45 OGLE 44 Gemini Observatory 44 NASA Cassini 43 VLBA 43 ESRF 43 Observatory 43 COROT 43 redshift 43 particle detector 43 Maricunga 42 CfA 42 gravitational wave 42 Galaxy Evolution 42 optical telescopes 42 Mini SAR 42 Gamma Ray 42 interferometer 42 Kitt Peak 42 Arecibo Observatory 42 quasars 41 telescope 41 Garching Germany 41 Pan STARRS 41 European Synchrotron Radiation 41 spectrograph 41 Lick Observatory 41 hyperspectral 41 Space Telescope 41 galaxy cluster 41 Atacama 41 ASTER 41 ESO 41 interferometry 40 infrared telescope 40 WFC3 40 telescopes 40 La Fortuna 40 Radio Astronomy Observatory 40 optical telescope 40 Andes Mountains 40 distant galaxy 40 beamline 39 Sierra Madre Occidental 39 NRAO 39 LIGO 39 GRB # 39 Pinguino 39 hydrothermal vent 39 MARSIS 39 Andromeda Galaxy 39 microlensing 39 El Espino 39 supernova remnant 39 SMOS 39 Andromeda galaxy 39 Kitt Peak National 39 spectrometer 39 infrared wavelengths 38 Geophysical Institute 38 de Plata 38 Palomar Observatory 38 Calama 38 radiometer 38 Concepción 38 CRISM 38 NICMOS 38 X ray Observatory 38 HiRISE 38 NASA Aqua 38 Resolution Imaging 38 Geophysics 38 Astronomer 37 NASA Kepler 37 solar corona 37 astronomical observations 37 INPE 37 spectroscopic 37 Hinode 37 orbiting Saturn 37 NASA Chandra 37 Mimas 37 Atacama Desert 37 extrasolar planets 37 Volcan 37 quasar 37 gamma ray burst 37 Chile Atacama desert 37 Huancavelica 37 Parral