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(Click for frequent words.) 70 galaxy M# [002] 69 ESO VLT 69 Virgo Cluster 68 galaxy NGC 68 AB Aurigae 68 microquasar 68 distant quasars 67 Triangulum Galaxy 67 constellation Hercules 67 eclipsing binary 67 Active Galactic Nuclei 67 Fomalhaut b 67 SN #A 67 constellation Cassiopeia 67 Red Rectangle 67 HD#b 66 constellation Centaurus 66 galaxy cluster 66 Lagoon Nebula 66 foreground galaxy 66 galaxy M# [001] 66 spiral galaxy NGC 66 distant galaxy 66 quasar 66 RS Ophiuchi 66 starburst galaxy 66 Fermi telescope 65 barred spiral galaxy 65 Beta Pictoris 65 OGLE TR 65 exoplanets orbiting 65 red supergiant 65 elliptical galaxy 65 Virgo cluster 65 cosmological distances 65 supergiant star 65 planet HD #b 65 GRB # 65 J# +# [002] 65 luminous galaxies 65 Ring Nebula 65 arcminutes 65 ESO telescope 65 Comet Halley 65 Mpc 65 constellation Ursa Major 65 supernova remnant 65 Omega Centauri 65 Orion Nebula 65 Epsilon Eridani 65 binary quasar 64 interacting galaxies 64 microlensing 64 submillimetre 64 GRB #B 64 HD #b [002] 64 Bug Nebula 64 HD# [002] 64 GALEX 64 cosmic cannibal 64 Lyman alpha 64 Coma Cluster 64 Proxima Centauri 64 transiting planet 64 Helix Nebula 64 supernova SN 64 elliptical galaxy NGC 64 exoplanet orbiting 64 ESA XMM Newton 64 AU Mic 64 X ray wavelengths 64 intrinsic brightness 64 Rosette Nebula 64 Comet Holmes 64 constellation Pegasus 64 ESO PR 64 Andromeda Galaxy 63 ROSAT 63 constellation Cetus 63 mu Arae 63 gravitationally lensed 63 Epsilon Aurigae 63 Upsilon Andromedae 63 HAT P 63 blazar 63 Eagle Nebula 63 constellation Coma Berenices 63 Large Magellanic Cloud 63 TrES 63 dwarf galaxy 63 star Gliese 63 constellation Carina 63 Keck telescope 63 exoplanetary 63 GQ Lupi 63 constellation Lyra 63 Andromeda galaxy 63 quasars 63 GJ #b [001] 63 BLG #Lb 63 constellation Aquarius 63 XTE J# 63 luminosities 63 Small Magellanic Cloud 63 2MASS 63 WMAP satellite 63 Geminga 63 AGNs 63 gravitational microlensing 63 ESO Very Large Telescope 63 redshift 62 SN #gy 62 constellation Scorpius 62 SMM J# 62 constellation Taurus 62 Fornax cluster 62 spectroscopic observations 62 extragalactic 62 Cat Paw Nebula 62 galactic disk 62 VLTI 62 X ray telescopes 62 TrES 4 62 arcseconds 62 Dumbbell Nebula 62 millisecond pulsar 62 gravitational lens 62 Cepheid variables 62 X ray pulses 62 Type 1a supernovae 62 NGC# 62 Crab Nebula 62 WASP #b 62 active galactic nuclei 62 reflection nebula 62 G#.# +#.# 62 microlensing events 62 Spectrograph 62 Submillimeter Array 62 constellation Virgo 62 HIRES spectrometer 62 Corot 9b 62 XMM Newton 62 gravitational lensing 62 spiral galaxy Messier 62 Antennae Galaxies 62 distant galaxy clusters 62 gaseous planet 61 photometer 61 X ray observatory 61 GRB# 61 CoRoT satellite 61 Orion nebula 61 arcsecond 61 galactic clusters 61 V# Mon 61 lensing galaxy 61 blazars 61 sunlike star 61 distant galaxies 61 Bullet Cluster 61 constellation Eridanus 61 NASA Wilkinson Microwave 61 magnetar 61 distant supernovae 61 trans Neptunian objects 61 magnetars 61 MG J# +# 61 constellation Puppis 61 GJ #b [002] 61 blue supergiant 61 Carina constellation 61 fluorescence microscope 61 PSR J# 61 constellation Sagittarius 61 SINFONI 61 Orion constellation 61 transiting planets 61 gravitationally bound 61 Evolution Explorer 61 type Ia supernovae 61 Cygnus X 61 X ray binary 61 Cancri 61 submillimetre wavelengths 61 PSR B# 61 VLBA 61 spectroscopically 61 Keck telescopes 61 Fomalhaut 61 ray Space Telescope 61 backscattered 61 starburst galaxies 61 KH #D 61 constellation Vulpecula 61 constellation Serpens 61 circumstellar disk 61 constellation Andromeda 61 Hanny Voorwerp 61 brown dwarf 60 Beta Pictoris b 60 Zeta Ophiuchi 60 occultations 60 Keck Interferometer 60 Kuiper Belt object 60 millisecond pulsars 60 gamma ray emission 60 fainter objects 60 planetary nebula 60 exo planet 60 interferometric 60 Planck satellite 60 Sagittarius B2 60 proto cluster 60 SDSS II 60 Kepler #b 60 transiting exoplanets 60 Convection Rotation 60 planetary nebulae 60 planet orbits 60 gamma ray observatory 60 Delta Cephei 60 proplyds 60 Kuiper belt objects 60 planets orbiting 60 Voorwerp 60 galaxy redshift 60 Paranal Chile 60 COROT 60 arcsec 60 constellation Ophiuchus 60 SN #C 60 colliding galaxies 60 constellation Auriga 60 BP Piscium 60 gamma ray burst 60 sunlike stars 60 Trifid Nebula 60 coronagraph 60 faint galaxies 60 RS Oph 60 Explorer WISE 60 constellation Bootes 60 Hot Jupiters 60 HD# [005] 60 X ray emission 60 detect gamma rays 60 smallest exoplanet 60 SNR #-#.# 60 radial velocity 60 planets circling 60 RHESSI 60 CoRoT 60 NGC #A 60 UDFy # 60 constellation Monoceros 60 planet orbiting 60 star Beta Pictoris 60 supernova explosion 60 emission nebula 60 cluster NGC 60 Subaru telescope 60 spectrographs 60 visible wavelengths 60 coronal loop 59 giant elliptical galaxy 59 photometry 59 faraway galaxies 59 HL Tau 59 star Proxima Centauri 59 interferometry 59 extrasolar 59 star Fomalhaut 59 Tarantula Nebula 59 Fermi LAT 59 nebular 59 Eta Carinae 59 Samuel Oschin Telescope 59 moon Io 59 Pluto Charon 59 Anisotropy Probe WMAP 59 globular cluster 59 globular cluster M# 59 planets orbiting distant 59 HUDF 59 infrared telescope 59 radial velocity technique 59 protostar 59 X ray observatories 59 z ~ 59 redshifts 59 HARPS instrument 59 La Silla Chile 59 spiral galaxy 59 Wilkinson Microwave Probe 59 Corot 7b 59 extrasolar planet 59 CoRoT #b 59 Butterfly Nebula 59 submillimeter 59 active galactic nucleus 59 extrasolar planets orbiting 59 planemos 59 supergiant stars 59 Beehive Cluster 59 airglow 59 HARPS spectrograph attached 59 ionized hydrogen 59 Bok globules 59 supermassive 59 J#.# [001] 59 La Silla observatory 59 HD #b [001] 59 GJ#b 59 interstellar dust clouds 59 earthshine 59 P/# A2 59 gravitational radiation 59 stellar occultation 59 Comet Hartley 59 Very Large Telescope 59 gravitational lenses 59 Kuiper belt object 59 accretion disk 59 exo planets 59 sized planets orbiting 59 Henize #-# 59 moons Phobos 59 stellar occultations 59 WM Keck Observatory 59 Pegasi 59 type Ia supernova 59 gamma ray photons 59 constellation Aries 59 globulars 59 photoemission 59 GRB #A 59 Spitzer Space Telescope 58 Eridani 58 orbiting Chandra 58 weak gravitational lensing 58 Kuiper Belt Object 58 Planck telescope 58 Supernova #A 58 VIRTIS 58 gamma ray burst GRB 58 Apophis asteroid 58 Cancri e 58 protostars 58 Hipparcos 58 brown dwarfs 58 brightnesses 58 constellation Cygnus 58 polarimetry 58 protoplanet 58 X ray spectrometer 58 multiwavelength 58 relativistic jets 58 Subaru Telescope 58 galaxy clusters 58 Toutatis 58 periodic dimming 58 Tauri Sb 58 extrasolar planet HD #b 58 Doppler measurements 58 astrometric 58 circumstellar 58 Cosmic Microwave Background CMB 58 comet Lulin 58 Doradus 58 optical interferometry 58 PSR B# +# 58 infrared imager 58 occulted 58 Type Ia supernovae 58 protoplanetary 58 Muchachos Observatory 58 IRAS #-# 58 interstellar dust particles 58 VHE gamma rays 58 RX J# 58 X ray Observatory 58 electron volt 58 Pleiades cluster 58 cosmic microwave background 58 constellation Cepheus 58 Galilean moons 58 Veil Nebula 58 millimeter wavelength 58 celestial object 58 X ray afterglow 58 Epsilon Indi 58 Puppis 58 metallicity 58 brightest supernova 58 imaging spectrometer 58 UVOT 58 exosolar planets 58 moons orbiting 58 Keck Telescope 58 orbital resonance 58 circumstellar disks 58 constellation Orion 58 solar corona 58 optical wavelengths 58 spiral galaxies 58 BLG #L 58 merging galaxies 58 Spitzer infrared 58 comets orbiting 58 astronomers 58 ultraviolet wavelengths 58 redshift z = 58 neutron spectrometer 58 NASA Far Ultraviolet 58 Cepheids 58 Optical Gravitational Lensing Experiment 58 elliptical galaxies 58 filamentary structure 57 Carina Nebula 57 KBOs 57 Milky Way halo 57 Hubble observations 57 silicate dust 57 Comet Hartley 2 57 lightwaves 57 VB #b 57 Ulysses spacecraft 57 Helix nebula 57 X ray emitting 57 Pinwheel Galaxy 57 IRAS 4B 57 spiral nebulae 57 infrared wavelength 57 Elenin 57 extrasolar planetary systems 57 comet McNaught 57 red supergiants 57 Gliese #e 57 nebula 57 planet WASP #b 57 Infrared Array Camera 57 planet Uranus 57 spectroscopic measurements 57 Milky Way Galaxy 57 Upsilon Andromedae b 57 GRBs 57 WISE infrared 57 La Silla Observatory 57 Syrtis Major 57 ESO telescopes 57 gamma ray flares 57 Gondolo 57 Mauna Kea Hawaii 57 Cygnus Lyra region 57 OGLE TR #b 57 Comet Lulin 57 Herschel telescope 57 unaided eye 57 VY Canis Majoris 57 Betelgeuse 57 Type Ia supernova 57 PKS #-# 57 photoelectron 57 Monoceros 57 Hipparchus 57 binary pulsar 57 Hubble Ultra 57 Andromeda Galaxy M# 57 Coma cluster 57 Adaptive optics 57 blackbody 57 unpolarized 57 HiRISE image 57 Trifid 57 micron wavelengths 57 Crab Pulsar 57 ULIRGs 57 planets orbiting sun 57 galactic nucleus 57 optical spectra 57 keV 57 spectroscope 57 X ray binaries 57 SN #D 57 moonlets 57 Field Imager 57 inch Samuel Oschin 57 Galaxy Evolution 57 Horsehead Nebula 57 neutrino particles 57 electron neutrinos 57 absorption spectra 57 supernova remnants 57 reionization 57 diffraction patterns 57 constellation Aquila 57 gamma rays emitted 57 Type Ia supernovas 57 electron diffraction 57 Solar TErrestrial RElations Observatory 57 Infrared Thermal Imaging Spectrometer 57 Neutron stars 57 submillimeter wavelength 57 planetary Transits 57 infrared spectra 57 Gemini telescopes 57 spacecraft flyby 57 SNe Ia 57 Using ESO Very 57 jovian 57 hypervelocity star 57 infrared wavelengths 57 Gliese #d 57 baryon acoustic oscillations 57 hexagonal mirrors 57 electronvolts 56 NEAs 56 spiral galaxy M# 56 GeV 56 Trapezium 56 Kepler 9b 56 earthlike planets 56 planetary nebulas 56 Wolf Rayet stars 56 Anisotropy Probe 56 ultraluminous galaxy 56 coronal loops 56 Io Europa 56 S/# [001] 56 neutral mass spectrometer 56 polar mesospheric clouds 56 Heliospheric Observatory SOHO 56 supernovae 56 Gliese #c 56 muon neutrino 56 infall 56 Cosmic Microwave Background 56 redshifted 56 kpc 56 Saturn outermost ring 56 Wilkinson Microwave Anisotropy Probe 56 lunar meteorites 56 R Coronae Borealis 56 Gravitational lensing 56 Infrared Astronomical Satellite IRAS 56 SMBH 56 Type Ia 56 Telescope LSST 56 Saturnian moons 56 supersymmetric particles 56 occultation 56 Wolf Rayet star 56 Interferometer 56 Wolfgang Brandner 56 Stephan Quintet 56 constellation Ara 56 BP Psc 56 hypervelocity stars 56 spectroscopic 56 gravitational interaction 56 Methone 56 retrograde orbit 56 constellation Draco 56 Triangulum 56 proto galaxies 56 retrograde orbits 56 HM Cancri 56 auroral emissions 56 DEEP2 56 planet TrES 56 Type Ic supernova 56 muon neutrinos 56 constellation Pisces 56 linearly polarized 56 spherically symmetric 56 submillimeter wavelengths 56 globular clusters 56 Gamma ray bursts 56 Paranal Observatory 56 Multi Object Spectrometer 56 HESS telescopes 56 Cerro Paranal 56 baryon 56 Multi Object Spectrograph 56 gamma rays 56 Spitzer infrared spectrograph 56 X ray spectra 56 faintest galaxies 56 Very Large Array 56 interferometric observations 56 Southern Observatory ESO 56 Cosmologists 56 YU# 56 aperture telescope 56 zodiacal dust 56 NASA Voyager spacecraft 56 CMB radiation 56 COROT 7b 56 Kuiper Belt Objects 56 QQ# 56 diffuse aurora 56 RY Sagittarii 56 rotational axis 56 superclusters 56 Interferometer VLTI 56 ESO Paranal Observatory 56 UVES 56 rotating neutron 56 exoplanet 56 transmission electron microscope 56 planets Kepler 56 protoplanetary disk 56 Doppler shifts 56 HIP #b 56 noctilucent clouds 56 supernova 56 Comet 9P/Tempel 1 55 Adam Riess 55 interstellar cloud 55 SOHO spacecraft 55 relativistic particles 55 planet transits 55 helium nuclei 55 constellations Cygnus 55 novae 55 astrophysical objects 55 SN#A 55 asteroids orbiting 55 YORP effect 55 induced fluorescence 55 Quaoar 55 Comet Hale Bopp 55 Pancam 55 galactic mergers 55 neutralinos 55 noctilucent 55 XO 3b 55 radial velocity method 55 emit X rays 55 Shoemaker Levy 55 spatially resolved 55 auroral 55 Magnetars 55 protoplanetary discs 55 IRC +# 55 rotating neutron stars 55 Cosmic Evolution 55 SIRTF 55 Scorpii 55 observable universe 55 electron volts eV 55 ESA Integral 55 CoRoT 9b 55 comet nucleus 55 Omega Nebula 55 infrared observatory 55 Camelopardalis 55 XMM Newton observations 55 TNOs 55 WFC3 55 Jupiter moon Io 55 Array ALMA 55 interferometer 55 X ray beam 55 Aqua satellite 55 millimeter wavelengths 55 shorter wavelengths 55 RXTE 55 astronomical telescope 55 pulsar 55 planets orbits 55 dwarf spheroidal galaxies 55 NASA STEREO 55 attosecond 55 Magellanic Clouds 55 celestial objects 55 SNe 55 circumstellar dust 55 x ray scattering 55 UKIRT 55 energetic electrons 55 Canes Venatici 55 XMM Newton satellite 55 Milky Way galaxy 55 HII regions 55 TW Hydrae 55 dust enshrouded 55 Ly alpha 55 extrasolar planets 55 Digitized Sky Survey 55 stellar nurseries 55 diffracted 55 zodiacal light 55 diffraction pattern 55 CHARA 55 Nasa spacecraft 55 frequency comb 55 HiRISE camera aboard 55 volcanic moon Io 55 CAIs 55 gamma ray radiation 55 gamma ray 55 interstellar dust grains 55 retroreflector 55 Kepler 9c 55 dipole moment 55 Halley comet 55 Tarantula nebula 55 Trojan asteroids 55 particle detector 55 detect gravitational waves 55 constellation Fornax 55 ionised gas 55 Earthlike planets 55 Cepheid variable 55 Perseus Cluster 55 Rayleigh scattering 55 Cepheus 55 infrared spectrograph 55 star Spica 55 optical telescopes 55 WIYN 55 AKARI 55 Magnetic Imager HMI 55 gravitational wave 55 Lulin 55 Eridanus 55 orbiting gamma ray 55 particles WIMPs 55 SWIFT J#.# 54 exoplanets 54 galaxies 54 icy comets 54 #gy 54 synthetic aperture 54 Imaging Spectrometer 54 RMC #a 54 spherical halo 54 CoRoT 7b 54 superlens 54 outermost planet 54 Peony nebula star 54 astrometry 54 photon fluorescence 54 Sombrero Galaxy 54 Spitzer infrared telescope 54 Oort cloud 54 tholins 54 IR wavelengths 54 moon Ganymede 54 Carinae 54 scanning electron microscopes 54 lunar craters 54 photons emitted 54 masers 54 NASA Chandra 54 Hubble Space Telescope HST 54 Astrophysical 54 Nikon D# Kowa 54 Cassini flyby 54 z = 54 constellation Hydra 54 spectra 54 gibbous 54 solar radii 54 nebula NGC 54 gamma ray telescope 54 energetic gamma rays 54 southern constellation Carina 54 accretion disks 54 zodiac constellations 54 Seyfert galaxies 54 OGLE 54 Saturnian moon 54 Cherenkov radiation 54 comet Tempel Tuttle 54 eclipsing binaries 54 intracluster 54 nebulosity 54 Heterodyne Instrument 54 #x magnification [002] 54 TU# [002] 54 Brookhaven Relativistic Heavy 54 STEREO spacecraft 54 Globular Cluster 54 Fermi Gamma ray 54 interstellar clouds 54 neutron star 54 gravitational interactions 54 Mössbauer 54 Cerro Paranal Chile 54 Planetary Transits 54 Dwarf galaxies 54 HiRISE camera 54 Helioseismic 54 comet tail 54 baryonic 54 Saturn outermost 54 galaxy NGC# 54 antineutrinos 54 x ray beam 54 infrared ultraviolet 54 Galileo spacecraft 54 gamma rays X rays 54 elongated orbits 54 cosmic magnifying glass 54 X ray telescope 54 Infrared Pathfinder Satellite 54 spinning neutron 54 planet Gliese #c 54 Spectrometer 54 Hubble Constant 54 globular star 54 Comet Tempel Tuttle 54 SEGUE 54 OSIRIS 54 afterglows 54 Giovanni Cassini 54 protoplanetary disks 54 chondrites 54 cosmic ray observatory 54 scanning electron microscope 54 telescopes astronomers 54 neutrino 54 WIMPs 54 Gal Yam 54 Gravitational waves 54 ejecta 54 Super Kamiokande 54 APEX telescope 54 LOFAR 54 Great Orion Nebula 54 infrared spectral 54 spectroscopic analysis 54 silicon monoxide 54 tau neutrinos 54 particle detectors 54 UVIS 54 NASA Cassini spacecraft 54 Cygni 54 Quadrantid meteor shower 54 Pluto Eris 54 Cassiopeia 54 radiotelescope 54 axions 54 Swift Ultraviolet Optical 54 Pieter van Dokkum 53 infrared interferometry 53 aurorae 53 Lulin Observatory 53 Cherenkov 53 astronomical objects 53 Radioastronomy 53 Martian meteorites 53 frequency combs 53 Orionis 53 WFPC2 53 electron positron 53 Observatory STEREO 53 VISTA telescope 53 Roque de los 53 Astrophysicists 53 moonlet 53 comet 53 Gliese 53 lunar crust 53 VLBA observations 53 sodium atoms 53 supernova explosions 53 Hinode spacecraft 53 interferometers 53 telescope atop Mauna 53 constellation Libra 53 Cassini spacecraft 53 SN #E 53 nebulae 53 Gliese #g 53 meter Keck telescopes 53 Cosmic Background Explorer 53 Jupiter moons 53 Astronomers 53 muon 53 cometary material 53 fluorescent nanoparticles 53 sun corona 53 Corona Australis 53 ARPES 53 Deep Impact probe 53 interstellar dust 53 Ultraviolet Imaging Spectrograph 53 solar prominences 53 galaxies collide 53 Gamma rays 53 galactic bulge 53 geoneutrinos 53 supernova remnant Cassiopeia 53 laser pulses 53 Igor Chekalin 53 supernovas 53 Interferometric 53 SeaWiFS 53 weakly interacting 53 Milky Way 53 Herbig Ae Be 53 Kuiper Belt objects 53 HRTEM 53 Arches Cluster 53 Area Telescope LAT 53 diffract 53 Near Infrared Camera 53 Jupiter magnetosphere 53 Sedna 53 Serpens Cauda 53 LAGEOS 53 Gamma ray 53 ESO La Silla 53 orbiting Hubble Space Telescope 53 exoplanet hunter 53 Harlow Shapley 53 Earths orbiting 53 EVLA 53 planet Gliese #g 53 X ray absorption spectroscopy 53 cosmic ray electrons 53 infrared spectrometers 53 olivine crystals 53 THEMIS satellites 53 spectral fingerprint 53 Thermal Emission Spectrometer 53 Spectroscopic 53 spectral characteristics 53 proto planetary disk 53 distant supernovas 53 spectral measurements 53 Arsia Mons 53 photometric 53 substorm 53 Infrared Telescope 53 MPG ESO 53 X ray photons 53 photosphere 53 Gamma ray burst 53 Tycho supernova remnant 53 Chilean Atacama Desert 53 ionized particles 53 rocky planets 53 W boson 53 Capricornus 53 planet HD#b 53 outermost planets 53 twin STEREO spacecraft 53 Alpha Particle 53 transiting exoplanet 53 infalling gas 53 Fornax 53 supermassive black hole 53 blue straggler 53 optical telescope 53 Cassini ion 53 Jenniskens 53 moon Enceladus 53 constellation Leo 53 Tempel Tuttle 53 boson 53 Kepler Space Telescope 53 ultraviolet imaging spectrograph 53 Astronomical Units 53 NICMOS 53 super Earths 53 interferometric technique 53 Halton Arp 53 Gerard Kuiper 53 muons 53 Pegasi b 53 sulfate aerosols 53 astrophysical phenomena 53 Keck Observatory 53 Laser Interferometer Gravitational Wave 53 Relations Observatory STEREO 53 infalling 53 gamma ray bursts 53 tidal bulge 53 pions 53 Orbiter LRO 53 PSR J# +# 53 Herschel Space 53 particles emitted 53 WIYN telescope 53 radar interferometry 53 Earthlike 53 planetary embryos 53 Galilean satellites 53 Hobby Eberly Telescope 53 impactor spacecraft 53 Nasa Kepler 53 PZ Tel 53 Infrared Telescope UKIRT 53 filamentary structures