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(Click for frequent words.) 58 Southern Observatory ESO 58 ESO VLT 57 ESO telescope 56 XMM Newton 55 ESO Very Large Telescope 54 UKIRT 53 Paranal Observatory 52 HARPS spectrograph attached 52 VISTA telescope 51 E ELT 51 Very Large Telescope 51 ESA Integral 51 Array ALMA 51 OSIRIS 51 ESO Paranal Observatory 51 SDSS 51 COROT 51 AKARI 51 ASPERA 51 VLBI 50 MPIfR 50 ESA XMM Newton 50 ESO telescopes 50 rocky extrasolar planet 50 Paranal 50 ESO La Silla 50 Using ESO Very 49 La Silla Observatory 49 Paranal Chile 49 GALEX 49 SDSS II 49 ASTRON 49 ESO astronomer 49 UVES 49 VIRTIS 49 Kepler Mission 49 Gemini Observatory 49 ESO PR 49 HARPS spectrograph 48 VLTI 48 Convection Rotation 48 SEGUE 48 VIMOS 48 CFHT 48 LOFAR 48 OGLE 48 Herschel Space 48 Interferometer VLTI 48 ESA Herschel 48 SuperWASP 48 spectroscopic observations 48 SPIRE 48 HARPS instrument 47 distant quasar 47 microlensing 47 planetary Transits 47 astrometry 47 SRON 47 submillimetre 47 SINFONI 47 orbiting gamma ray 47 astrometric 47 infrared astronomy 47 WM Keck Observatory 47 NOAO 47 ESA Cluster 47 SDSS III 47 CoRoT satellite 47 X ray observatory 47 LROC 47 La Silla observatory 47 Planck satellite 46 TerraSAR X 46 CfA 46 astronomers 46 Spectrograph 46 ESA Rosetta 46 National Astronomical Observatory 46 Microlensing Observations 46 Harlow Shapley 46 galaxy cluster 46 Area Telescope LAT 46 ESA Planck 46 Keck Interferometer 46 imaging spectrometer 46 RAS Observatory 46 VLBA 46 JWST 46 Rosetta orbiter 46 Hawaii Telescope CFHT 46 ESA SMART 46 La Silla Chile 46 Telescope LSST 46 IceCube 45 Galaxy Evolution 45 Herschel Planck 45 AAVSO 45 optical telescope 45 Spacewatch 45 HRSC 45 Cassini Huygens 45 adaptive optics 45 OGLE TR 45 DISR 45 Subaru Telescope 45 LIGO 45 APEX telescope 45 Japan NAOJ 45 Atacama Large Millimeter submillimeter 45 Astrophysics MOA 45 Cosmic Evolution 45 Long Baseline Interferometry 45 Explorer WISE 45 Wide Angle Search 45 FRANKFURT E2G 45 Mauna Kea Hawaii 45 SMOS 45 infrared interferometry 45 CTIO 45 SCIAMACHY 45 Optical Gravitational Lensing Experiment 45 SNfactory 45 CoRoT 45 Observatory Very 45 Atacama Large Millimeter Array 45 Observatoire de Paris 45 NASA Stratospheric Observatory 44 HARPS 44 Active Galactic Nuclei 44 MEarth 44 Pan STARRS 44 Field Imager 44 Wolfgang Brandner 44 galaxy NGC 44 gravitational wave 44 Cerro Tololo 44 DESY 44 telescope 44 Cassini radar 44 STScI 44 orbiting Chandra 44 velocity Planet Searcher 44 distant galaxy 44 spectrographs 44 2MASS 44 Roque de los 44 gravitational microlensing 44 Space Telescope 44 HD# [002] 44 multiwavelength 44 Fermi LAT 44 European Synchrotron Radiation 44 PSR J# 44 PPARC 44 Solar Orbiter 44 exoplanet hunter 44 Fermi Gamma ray 44 Omega Centauri 44 Marchis 44 barred spiral galaxy 44 gamma ray observatory 44 NASA Goddard 44 Multi Object Spectrograph 44 Extraterrestrial Physics 44 Fornax cluster 44 VLT telescope 44 CRISM 44 Manchester Jodrell Bank 44 optical infrared telescope 44 Adaptive Optics 44 Spectrometer 43 Observatory NOAO 43 LCLS 43 Large Magellanic Cloud 43 William Herschel Telescope 43 European XFEL 43 solar corona 43 GLAST 43 interferometer 43 stellar occultations 43 Gran Telescopio Canarias 43 Observatory STEREO 43 Spitzer Space Telescope 43 Laser Interferometer Gravitational Wave 43 SSRL 43 Velocity Planet Searcher 43 NICMOS 43 GROND 43 telescopes 43 MINOS 43 synchrotron radiation 43 particle detector 43 VIRTIS instrument 43 Lunar Reconnaissance Orbiter Camera 43 D CIXS 43 Astrophysical Research 43 TanDEM X 43 Keck Observatory 43 INAF IASF 43 XMM Newton satellite 43 Envisat 43 Garching Germany 43 exoplanetary 43 Rosetta spacecraft 43 Steward Observatory 43 Cerro Paranal 43 IYA# 43 NEOWISE 43 Io Europa 43 ray Space Telescope 43 Hubble Space Telescope HST 43 astronomical observations 43 DEIMOS 43 ROSAT 43 Extremely Large Telescope 43 BepiColombo 43 Slooh 43 Digitized Sky Survey 43 Ferenc Krausz 43 MiniBooNE 43 spiral galaxy NGC 43 Fermi telescope 43 Rosette Nebula 43 e VLBI 43 MPG ESO 43 microlensing events 43 Effelsberg 43 Submillimeter 43 constellation Centaurus 43 Interferometer 43 SOHO spacecraft 43 Fomalhaut b 43 ESA Envisat 43 LSST 43 Institut d' Astrophysique de 43 Lunar Reconnaissance Orbiter LRO 43 Astrosat 42 Borexino 42 RXTE 42 Multi Object Spectrometer 42 Astrophysical 42 Energy Stereoscopic 42 Adaptive optics 42 FORCAST 42 Gemini telescopes 42 THEMIS 42 Telescope 42 astronomical telescope 42 Calar Alto Observatory 42 ESOC 42 journal Monthly Notices 42 Space Agency 42 Magnetospheric 42 High Accuracy Radial 42 Faint Object 42 Lunar Orbiter Laser Altimeter 42 WFC3 42 KIPAC 42 spectroscopic 42 Gliese #e 42 IYA 42 Observatoire de Haute Provence 42 Submillimeter Array 42 interferometric 42 Great Observatories 42 Karl Menten 42 ESRF 42 Corot 42 radial velocity 42 Laboratoire d' Astrophysique de 42 photometry 42 e GEOS 42 GLAST Burst Monitor 42 ESRIN 42 Orion Nebula 42 distant quasars 42 INTEGRAL 42 Hubble Space Telescope 42 Infrared Array Camera 42 Large Synoptic Survey 42 ESA ESTEC 42 microquasar 42 Cassini spacecraft 42 supergiant star 42 Dmitri Denisov 42 J# +# [002] 42 Istituto Nazionale di Astrofisica 42 DIXI 42 Triangulum Galaxy 42 Planetary Transits 42 cosmic ray observatory 42 X ray spectrometer 42 Webb Telescope 42 polarimetry 42 Collider Detector 42 occultation 42 Burst Alert 42 Methone 42 Large Telescope 41 LIGO Scientific Collaboration 41 radial velocity technique 41 UC Observatories Lick 41 NAOJ 41 NASA Infrared Telescope 41 e MERLIN 41 Virgo cluster 41 JDEM 41 Anisotropy Probe WMAP 41 BLG #Lb 41 weak gravitational lensing 41 GeoForschungsZentrum Potsdam 41 constellation Ursa Major 41 Hubble Near Infrared 41 Mars Orbiter Camera 41 Astrophysical Institute 41 Spaceweather.com 41 NuSTAR 41 Planck 41 Volker Liebig 41 ASTER 41 extrasolar planet 41 Telescope BAT 41 Jülich 41 Cassini 41 NIRCam 41 SNOLAB 41 CALIPSO 41 extragalactic 41 ATST 41 HUDF 41 distant galaxies 41 Cerro Armazones 41 orbiting Saturn 41 Proba 2 41 Rychard Bouwens 41 COBE satellite 41 NGC #A 41 Rainer Klement 41 EPOXI mission 41 HiRISE image 41 HESS telescopes 41 AB Aurigae 41 Anisotropy Probe 41 constellation Carina 41 RS Ophiuchi 41 KamLAND 41 Envisat satellite 41 SECCHI 41 EMBL 41 Solar Optical Telescope 41 DMCii 41 FUV 41 THEMIS satellites 41 Planck telescope 41 SIRAL 41 spectroscopic measurements 41 Hubble observations 41 WMAP satellite 41 galaxy M# [002] 41 visit http:/saturn.jpl.nasa.gov 41 astronomical objects 41 NASA Fermi Gamma 41 Grenoble Observatory 41 MicroFUN 41 HD#b 41 Fornax 41 HiRISE camera aboard 41 La Silla 41 Spaceguard 41 Keck telescope 41 Cassini Huygens spacecraft 41 Descent Imager Spectral Radiometer 41 observatories 41 Pleiades 41 GEO# 41 SIM PlanetQuest 41 Cerro Paranal Chile 41 Earth Observation 41 APXS 41 JCMT 41 IRAS 41 Astronomie 40 SkyCenter 40 gamma ray telescope 40 Observatory telescope 40 elliptical galaxy NGC 40 THEMIS mission 40 ESA Earth Observation 40 Near Infrared Camera 40 Meteorological Satellites 40 COSPAR 40 Lyot 40 Observatory 40 radiotelescope 40 Villigen Switzerland 40 Heliophysics 40 INMS 40 Richard Mushotzky 40 SPIRE instrument 40 Eta Carinae 40 redshift 40 GFZ 40 Kazantzidis 40 Pierre Auger Observatory 40 Epsilon Aurigae 40 gamma ray bursts 40 ESA ASI 40 attosecond 40 Evolutionary Anthropology Leipzig 40 Space Interferometry Mission 40 Spatiales 40 Orbiter LRO 40 National Optical Astronomy 40 Instrument OMI 40 submillimeter 40 Leiden Observatory 40 HiRISE camera 40 Polarimetry 40 RY Sagittarii 40 Landsat satellite 40 Earthscope 40 Mini SAR 40 SORCE 40 ASKAP 40 ESTEC 40 Field Imager WFI 40 UVOT 40 Wilkinson Microwave Anisotropy Probe 40 observatory telescope 40 elliptical galaxy 40 Planetology 40 Pinwheel Galaxy 40 Giovanni Picardi 40 Herschel SPIRE 40 X ray Spectrometer 40 Long Baseline Array 40 radio occultation 40 XFEL 40 infrared mapping spectrometer 40 infrared observatory 40 Cepheids 40 e2v 40 Solar TErrestrial RElations Observatory 40 quasars 40 Istituto Nazionale di Fisica 40 Theodor Hänsch 40 quasar 40 polarimetric 40 NASA Kepler 40 Deep Impact eXtended Investigation 40 Space Physics 40 LRO 40 Credits ESA 40 Astronomy 40 CNES 40 exoplanet orbiting 40 N. Rathnasree 40 Beta Pictoris 40 EPOCh 40 NASA Chandra 40 millisecond pulsar 40 NASA Wilkinson Microwave 40 ESA Envisat satellite 40 Fermilab 40 Halzen 40 LORRI 40 detect gamma rays 40 Arches Cluster 40 JINR 40 Stephan Quintet 40 National d' Etudes 40 ESA Mars 40 Cassini ultraviolet 40 Total Ozone Mapping 40 infrared telescope 40 Giovanni Cassini 40 Calar Alto 40 Imaging Spectrometer 40 spiral galaxy 40 Infrared Mapping Spectrometer VIMS 40 IP Resistivity survey 40 Helmholtz Zentrum Berlin 40 Radioastronomy 40 LMU Munich 40 Space Telescope GLAST 39 supernova remnant 39 CERN 39 Infrared Pathfinder Satellite 39 fainter objects 39 Spatiales CNES 39 NASA THEMIS 39 Herschel telescope 39 Space Infrared Telescope 39 Relations Observatory STEREO 39 UA Steward Observatory 39 Volker Liebig ESA 39 HiRISE 39 giant elliptical galaxy 39 Lagoon Nebula 39 Virgo Cluster 39 UCO Lick 39 Astrophysical Journal 39 INRS 39 Tarantula Nebula 39 auroral 39 Trapezium 39 Kepler 39 Planetary Fourier Spectrometer PFS 39 SRON Netherlands Institute 39 Evolution Explorer 39 CNRS 39 NIRSpec 39 Heterodyne Instrument 39 Hinode 39 Solar Dynamics Observatory 39 constellations Cygnus 39 NASA Cassini spacecraft 39 MESSENGER 39 reflection nebula 39 Astronomy Observatory 39 amateur astronomers 39 Spatiale des 39 AMIE camera 39 Tycho Brahe 39 Facility ESRF 39 Palomar Observatory 39 XMM Newton observations 39 Keck Telescope 39 Lyman alpha 39 Electron Microscopy 39 Infrared Astronomy 39 Observatory astronomer 39 UVIS 39 Siding Spring 39 Extragalactic 39 NASA ESA Hubble 39 Comet McNaught 39 constellation Cepheus 39 EarthScope 39 ALFALFA 39 DEEP2 39 observatory 39 interferometry 39 Boston Micromachines 39 Astrophysics 39 Atomique 39 comet chaser 39 SAAO 39 Andromeda Galaxy 39 Andromeda Galaxy M# 39 ATLAS 39 particle detectors 39 C1XS 39 Foundation ESF 39 NASA GSFC 39 Max Planck Institut fuer 39 Hakan Svedhem 39 SIRTF 39 cluster NGC 39 spatial resolution 39 LASCO 39 Centre Jülich 39 Hubble telescope 39 synchrotron 39 Physikalisch Technische Bundesanstalt PTB 39 WISE telescope 39 stellar occultation 39 optical telescopes 39 asteroseismology 39 NASA STEREO 39 orbiting observatories 39 TMT Observatory 39 X ray telescopes 39 gamma ray 39 Huygens mission 39 exoplanets 39 Extreme Ultraviolet Imaging Spectrometer 39 Orbiting Solar 39 beamline #.#.# 39 Solar Terrestrial Relations 39 astrophysicists 39 eclipsing binary 39 X ray Observatory 39 EarthCARE 39 Carinae 39 keV 39 Mpc 39 noctilucent clouds 39 Wolszczan 39 WITec 39 gamma ray spectrometer 39 Astrophysics Laboratory 39 AGNs 39 Rolf Kudritzki 39 occulted 39 EVLA 39 Chajnantor 39 astrophotographer 39 NSLS 39 exo planet 39 astrophotography 39 Max Plank 39 Pierre Simon Laplace 39 Frascati Italy 39 twin STEREO spacecraft 39 airglow 39 Small Magellanic Cloud 38 X ray telescope 38 Supernova Cosmology Project 38 Astroparticle Physics 38 Cloud Aerosol Lidar 38 Robotic Exploration 38 Forschungszentrum Dresden Rossendorf FZD 38 astrophysical 38 Cygnus Lyra region 38 Moon Mineralogy Mapper M3 38 Subaru telescope 38 Sky Survey SDSS 38 Smos 38 Fomalhaut 38 cosmological observations 38 ringed planet 38 ITER 38 Carina constellation 38 hyperspectral 38 Fundamental Physics 38 HIPPO 38 synchrotrons 38 Climate Experiment GRACE 38 Auger Observatory 38 Heliospheric Investigation 38 constellation Sagittarius 38 Square Kilometer Array 38 transiting exoplanets 38 Helioseismic 38 Observatory SDO 38 Muchachos Observatory 38 COBE 38 Fermi Large 38 SN #A 38 Ultraviolet Optical Telescope 38 arcminutes 38 neutron spectrometer 38 Royal Astronomical Society 38 Spectroscopic 38 DZero 38 ESA ERS 38 spectroscopy 38 Helmholtz Zentrum München 38 comet nucleus 38 chemical abundances 38 gravitational lens 38 CHARA 38 infrared telescopes 38 Mars CRISM 38 Spectroscopy 38 Infrared Telescope UKIRT 38 Max Planck Institute 38 ESA 38 Papovich 38 Particle Astrophysics 38 Sagittarius Window Eclipsing 38 SDSS telescope 38 Foton M2 38 Hubble Telescope 38 Stratospheric Observatory 38 Solar System 38 astronomical telescopes 38 photometer 38 Cat Paw Nebula 38 Corot 9b 38 Advanced LIGO 38 Pancam 38 Arecibo Observatory 38 Pegasi 38 optical wavelengths 38 radial velocity method 38 coronagraph 38 Gliese #d 38 Telescope Array 38 amateur astronomer 38 constellation Auriga 38 binary quasar 38 Orbiter spacecraft 38 CoRoT 9b 38 NASA Far Ultraviolet 38 active galactic nuclei 38 Ground geophysics 38 Mirach 38 Keck telescopes 38 WIYN 38 Mars Climate Sounder 38 Continuity Mission LDCM 38 Antenna LISA 38 GRAIL 38 Samuel Oschin Telescope 38 NRAO 38 RHESSI 38 Astronomical Observatory 38 Educators SPACE 38 Hubble Ultra 38 BESSY 38 InSAR 38 Alpha Particle 38 Andromeda galaxy 38 Elenin 38 transiting planet 38 gamma ray burst 38 BESSY II 38 Comet 9P/Tempel 1 38 ultraviolet spectrometer 38 extrasolar planets 38 celestial object 38 Flandrau 38 HD #b [002] 38 radial velocities 38 inch Samuel Oschin 38 constellation Pegasus 38 Observatories 38 Large Array 38 MARSIS 38 infrared imager 38 Red Rectangle 38 XMM Newton observatory 38 distant galaxy clusters 38 Helix Nebula 38 ultraviolet spectrograph 38 supernova SN 38 globular cluster 38 Dominique Cassini 38 NASA Great Observatories 38 Mid Infrared 38 gravitationally lensed 38 Infrared Thermal Imaging Spectrometer 38 Mars Odyssey 38 Gamma ray Burst 37 Saul Perlmutter 37 PASADENA Calif. Astronomers 37 Flyby spacecraft 37 Herzberg Institute 37 Large Binocular Telescope 37 Institute STScI 37 SCISAT 37 Moon Mineralogy Mapper 37 airborne geophysical surveying 37 Kailash Sahu 37 ASCAT 37 Ozone Monitoring 37 Science Popularisation Association 37 astrophysical phenomena 37 Daniel Sacotte 37 SPECTRO 37 Comet Holmes 37 ENVISAT 37 NASA JPL Caltech 37 Cosmic Origins Spectrograph 37 Pierre Auger 37 Observatoire de 37 Forschungszentrum Julich 37 optical spectra 37 neutrino detector 37 Ultraviolet Imaging Spectrograph UVIS 37 GeV 37 Gerhard Neukum 37 particle physics 37 constellation Taurus 37 cosmological distances 37 WMAP 37 Terrestrial Planet Finder TPF 37 LCROSS Observation Campaign 37 Tod Strohmayer 37 inch Schmidt Cassegrain 37 asteroid Vesta 37 Brera Observatory 37 Saturnian system 37 Very Large Array 37 planetary nebulae 37 Comet #P 37 Cassini Imaging 37 Paul Kneib 37 TrES 37 de Pater 37 star Beta Pictoris 37 Gamma ray Large 37 Yannick d' Escatha 37 meter Keck telescopes 37 GIOVE B 37 Advanced Photon Source 37 NGC 37 smallest exoplanet 37 exoplanet 37 HIRES spectrometer 37 CCLRC Rutherford Appleton 37 Helmholtz Association 37 Crab Pulsar 37 Cerro Pachón 37 LINEAR 37 airborne LiDAR 37 BaBar 37 constellation Cassiopeia 37 spectrometric 37 Interior Laboratory GRAIL 37 Las Campanas Observatory 37 Doradus 37 Terrestrial Planet Finder 37 star Gliese 37 UTEM 37 Jenniskens 37 Alessandro Morbidelli 37 Herbig Ae Be 37 Astronomical 37 gamma ray burst GRB 37 infrared wavelengths 37 Coma Cluster 37 Genzel 37 CDMS II 37 Ring Nebula 37 Epsilon Indi 37 INTEGRAL satellite 37 constellation Cygnus 37 beamline 37 Nikon D# Kowa 37 dwarf galaxy 37 supernovae 37 Crab Nebula 37 XTE J# 37 galaxies 37 Chilean Atacama Desert 37 Pluto Charon 37 Plate Boundary 37 Infrared Camera 37 stellar nurseries 37 celestial objects 37 Orion constellation 37 Very Energetic Radiation 37 Lick Observatory 37 Cassiopeia 37 STFC Rutherford Appleton 37 HD# [005] 37 gravitational lensing 37 Space Telescope Science 37 Carl Zeiss MicroImaging GmbH 37 Chris Lintott 37 S/# [001] 37 Guido Tonelli 37 Rathnasree 37 exosolar planets 37 Beamline 37 Astrobiology Institute 37 WASP #b 37 galaxy M# [001] 37 Lowell Observatory 37 orbiting observatory 37 muon 37 Keck Telescopes 37 USArray 37 Herschel 37 Photometric 37 Photometric Imaging Receiver 37 Aurora Geosciences Ltd. 37 APEX Geoscience Ltd. 37 Katlenburg Lindau Germany 37 Coel Hellier 37 Carina Nebula 37 Suzaku 37 COROT satellite 37 noctilucent 37 Kepler observatory 37 Cancri 37 NASA Aqua 37 aperture telescope 37 OSIRIS REx 37 Freie Universität Berlin 37 MMT Observatory 37 Optical Telescope 37 Main Injector Neutrino 37 RIVA D. 37 neutral mass spectrometer 37 Upsilon Andromedae 37 Lunar Prospector 37 electron accelerator 37 Krimigis 37 luminous galaxies 37 comet McNaught 37 infrared wavelength 37 NRENs 37 Xavier Delfosse 37 High Angular Resolution 37 diffuse aurora 37 Frank Bertoldi 37 SOHO LASCO 37 Exoplanet 37 Delta Cephei 36 CSIRO Parkes radio 36 NASA MODIS 36 UK DMC2 36 galaxy clusters 36 planetary nebula 36 Forschungszentrum Jülich 36 occultations 36 STEREO spacecraft 36 filamentary structure 36 millimeter wavelengths 36 astronomical observatory 36 AMASE 36 photometric 36 spiral galaxy Messier 36 NASA Astrobiology Institute 36 Particle Physics 36 TU Dresden 36 starburst galaxies 36 nebula 36 Cygnus X 36 CCLRC 36 Jupiter moon Io 36 X ray emission 36 ESA Huygens 36 Fraunhofer ISE 36 Terraquest 36 twin Voyager spacecraft 36 PETRA III 36 submillimetre wavelengths 36 Solar Dynamics 36 Beta Pictoris b 36 Syun Ichi Akasofu 36 GJ#b 36 RHIC 36 unaided eye 36 J#.# [001] 36 P/# A2 36 helicopter borne VTEM 36 CloudSat 36 inch refracting telescope 36 NASA EPOXI mission 36 SN #gy 36 Institut Laue Langevin 36 Mercury flyby 36 Astrium 36 Comet Hale Bopp 36 inch refractor telescope 36 astronomer 36 INGV 36 VTEM airborne 36 Physikalisch Technische Bundesanstalt 36 Astrophysics CfA 36 Galilean satellites 36 Proba 36 Milky Way 36 Infrared Telescope Facility 36 Brookhaven Relativistic Heavy 36 Lulin 36 blazars 36 Cosmic Background Explorer 36 magnetar 36 Ball Aerospace 36 EPOXI 36 telescope atop Mauna 36 Gmachl 36 extrasolar planetary systems 36 AU Mic 36 Hinode spacecraft 36 interferometric observations 36 Gal Yam 36 starburst galaxy 36 constellation Aries 36 arcseconds 36 STEREO 36 galactic clusters 36 extrasolar planetary 36 Quantec Geoscience 36 Minera Primecap Geological 36 Voorwerp 36 neutrino observatory 36 infrared 36 Long Wavelength Array 36 PKS #-# 36 gamma ray detector 36 African Astronomical Observatory 36 CBERS 2B 36 Astronomer 36 DZero experiment 36 Mimas 36 Neptec 36 SOAR telescope 36 supernova 36 asteroid Steins 36 LHCb 36 Ranging MESSENGER spacecraft 36 Infrared Telescope 36 planet orbiting 36 Coma Berenices 36 Microlensing 36 star clusters nebulae 36 XMM Newton X ray 36 Super Kamiokande 36 T2K 36 Neutral Mass Spectrometer 36 hexagonal mirrors 36 aurorae