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(Click for frequent words.) 70 CoRoT satellite 67 exo planets 66 planets orbiting distant 65 extrasolar planets orbiting 65 exoplanetary 64 planemos 64 exoplanets orbiting 64 smallest exoplanet 63 Fomalhaut b 63 Kuiper Belt Objects 63 Omega Centauri 63 transiting planets 63 Gliese #c 63 COROT 62 earthlike planets 62 extrasolar 62 Earthlike planets 62 transiting planet 62 GJ #b [001] 62 exoplanets 62 Epsilon Eridani 61 merging galaxies 61 planet Uranus 61 planets 61 plutoids 61 planetary nebulae 61 KBOs 61 Corot 9b 61 sized planets orbiting 60 transiting exoplanets 60 HD#b 60 radial velocity method 60 trans Neptunian objects 60 Trojan asteroids 60 extrasolar planets 60 planets orbiting stars 60 distant galaxy 60 GJ#b 60 Fermi telescope 60 exoplanets planets 60 HD# [002] 60 magnetars 60 inhabitable planets 60 CoRoT 9b 60 habitable worlds 60 planetary Transits 60 extrasolar planetary systems 60 stellar nurseries 60 Antennae Galaxies 60 Galilean satellites 60 AGNs 59 planets orbits 59 periodic dimming 59 microlensing events 59 planets circling 59 intrinsic brightness 59 Upsilon Andromedae 59 G#.# +#.# 59 Earthlike planet 59 Kuiper belt objects 59 celestial bodies 59 Comet Halley 59 eclipsing binaries 59 Pluto Charon 59 planets astronomers 59 planet HD #b 59 galaxy M# [001] 59 Convection Rotation 59 Comet Lulin 59 Kuiper Belt objects 59 OGLE TR #b 59 transiting exoplanet 59 Cancri 59 planet transits 59 gravitational microlensing 59 smallest extrasolar planet 59 extrasolar worlds 59 Beta Pictoris b 59 Kepler #b 58 planets orbiting sun 58 exo planet 58 Corot 7b 58 geoneutrinos 58 constellation Virgo 58 orbiting planets 58 WASP #b 58 BP Psc 58 NEAs 58 sunlike stars 58 comets asteroids 58 TNOs 58 Kuiper belt 58 Saturn Cassini 58 circumstellar disks 58 mu Arae 58 reflection nebula 58 ultraviolet wavelengths 58 constellation Aquarius 58 GRB #B 58 Oort Cloud 58 AU Mic 58 planets orbiting 58 rocky planets 58 Orion Nebula 58 AB Aurigae 58 distant quasars 58 Pluto Eris 58 habitable planets 58 extrasolar planet 58 Milky Way Galaxy 58 distant quasar 58 celestial sphere 58 eclipsing binary 58 interstellar grains 58 NASA Kepler spacecraft 58 galactic bulge 58 brown dwarfs 58 Churyumov Gerasimenko 58 Beta Pictoris 58 gamma ray observatory 57 planet Gliese #c 57 innermost planet 57 radial velocity technique 57 icy comets 57 Orion nebula 57 HD #b [002] 57 Mandushev 57 type Ia supernova 57 elongated orbits 57 asteroidal 57 gaseous planet 57 Jupiter moon Io 57 TrES 57 cosmological distances 57 Galaxy Evolution 57 P/# A2 57 Red Rectangle 57 fainter objects 57 Gliese #e 57 moons circling 57 Upsilon Andromedae b 57 interstellar dust grains 57 moons Phobos 57 BLG #Lb 57 Fornax cluster 57 gravitationally bound 57 Gliese #g 57 ESO VLT 57 microlensing 57 constellation Cassiopeia 57 dwarf spheroidal galaxies 57 star Gliese 57 Saturnian moons 57 TrES 4 57 constellation Cetus 56 ionized hydrogen 56 tau neutrinos 56 constellation Taurus 56 Hot Jupiters 56 Makemake 56 Kepler spacecraft 56 EPOXI 56 galactic clusters 56 terrestrial planets 56 Maunder minimum 56 dust enshrouded 56 neutralinos 56 Triangulum Galaxy 56 Jovian moons 56 ESA XMM Newton 56 Cepheid variables 56 Earth asteroids 56 lunar craters 56 spectral fingerprints 56 COROT exo 3b 56 distant supernovae 56 UDFy # 56 HM Cancri 56 #P/Churyumov-Gerasimenko 56 radioactive nuclei 56 lunar crust 56 radial velocity 56 starburst galaxies 56 distant galaxy clusters 56 HiRISE image 56 Solar TErrestrial RElations Observatory 56 VB #b 56 distant galaxies 56 retrograde orbits 56 circumstellar disk 56 CoRoT 56 outer planets 56 interstellar cloud 56 dwarf spheroidal 56 moons orbiting 56 Helmi stream 56 NGC #A 56 Kuiper Belt object 56 Comet Hartley 56 RS Ophiuchi 56 occultations 56 constellation Ursa Major 56 exosphere 56 XMM Newton 55 moon Io 55 stellar occultations 55 icy moons 55 Toutatis 55 Zeta Ophiuchi 55 faintest galaxies 55 Keck Interferometer 55 interstellar particles 55 Oort cloud 55 X ray observatory 55 GQ Lupi 55 CoRoT 7b 55 habitable zones 55 axions 55 astronomical objects 55 zodiac constellations 55 Comet Hartley 2 55 astrophysical phenomena 55 galaxy M# [002] 55 nebular 55 barred spiral galaxy 55 interstellar molecules 55 Cosmic Microwave Background 55 Earthlike 55 Type Ia supernova 55 hypervelocity stars 55 Nasa spacecraft 55 neutrino particles 55 constellation Ophiuchus 55 extragalactic 55 protoplanetary disk 55 biosignatures 55 Elenin 55 Henize #-# 55 Gliese #d 55 hot Jupiters 55 blazar 55 moon Mimas 55 faint smudge 55 protostars 55 Epsilon Aurigae 55 intracluster 55 SOHO spacecraft 55 planetary surfaces 55 spiral galaxies 55 interstellar dust clouds 55 celestial object 55 Kuiper Belt Object 55 constellation Carina 55 RQ# 55 binary quasar 55 astrophysical objects 55 Crab Nebula 55 Eridanus 55 phyllosilicates 55 protostar 55 SN #D 55 planets moons 55 Cancri e 55 Extrasolar planets 55 galaxy NGC 55 cosmic cannibal 55 moonlet 55 Saturn rings 55 Kepler Telescope 55 galaxies 55 ULIRGs 55 exoplanet 55 comet Lulin 55 highly elliptical orbits 55 asterism 55 luminous galaxies 55 Jovian moon 54 SN #C 54 retrograde orbit 54 PSR J# 54 planets comets 54 OGLE TR 54 Giovanni Cassini 54 Kepler 9c 54 constellation Hercules 54 Tarantula Nebula 54 spectroscopically 54 distant supernovas 54 infrared spectrometers 54 celestial objects 54 comet Churyumov Gerasimenko 54 Comet #P/Churyumov-Gerasimenko 54 Eagle Nebula 54 NASA STEREO 54 jovian 54 Wolszczan 54 spherical halo 54 Earths orbiting 54 Gamma ray bursts 54 globulars 54 protoplanet 54 Lagoon Nebula 54 noctilucent clouds 54 habitable planet 54 star Proxima Centauri 54 planet TrES 54 inner asteroid belt 54 type Ia supernovae 54 brown dwarf 54 XO 3b 54 J# +# [002] 54 Samuel Oschin Telescope 54 Comet Hale Bopp 54 planetary transits 54 Orion constellation 54 SN #gy 54 VY Canis Majoris 54 ecliptic 54 robotic explorer 54 galactic disk 54 GRB # 54 Evolution Explorer 54 ESO PR 54 infrared telescopes 54 spacecraft Cassini 54 Gliese #G 54 proto cluster 54 Comet Holmes 54 constellation Scorpius 54 occulted 54 potentially habitable planets 54 Jupiter moons 54 exoplanet orbiting 54 constellation Pisces 54 Gemini constellation 54 antineutrinos 54 X ray binary 54 spiral galaxy NGC 54 constellation Eridanus 54 spectral fingerprint 54 Galilean moons 54 HIP #b 54 Hanny Voorwerp 54 planet orbiting 54 S/# P2 54 Kuiper belt object 54 Cat Paw Nebula 54 Jupiter Saturn 54 Exoplanets 54 Saturn Enceladus 54 Martian meteorites 54 ESA Integral 54 airglow 54 galaxy cluster 54 Syrtis Major 54 comet nucleus 54 Optical Gravitational Lensing Experiment 53 Supernova #A 53 polar craters 53 Andromeda Galaxy 53 silicate dust 53 spacecraft orbiting 53 Weakly Interacting Massive Particles 53 galactic nuclei 53 galaxy clusters 53 Dumbbell Nebula 53 masers 53 antiparticle 53 magnetar 53 XTE J# 53 Quadrantids 53 Saturn outermost ring 53 planets circling stars 53 Martian equator 53 active galactic nucleus 53 GRB# 53 Delta Cephei 53 constellation Centaurus 53 brightest supernova 53 supergiant stars 53 Proxima Centauri 53 NASA Kepler telescope 53 Methone 53 planetary nebulas 53 Earth magnetosphere 53 Quaoar 53 WIMPs 53 Voorwerp 53 orbits 53 ray Space Telescope 53 spiral nebulae 53 carbonaceous chondrites 53 Explorer GALEX 53 galaxy 53 Magellanic Clouds 53 subsurface ocean 53 exoplanetary systems 53 Ulysses spacecraft 53 proto galaxies 53 comets orbiting 53 Alfven waves 53 Exoplanet 53 active galactic nuclei 53 Higgs boson particle 53 Type Ia supernovae 53 cluster NGC 53 moonlets 53 ringed planet 53 circumstellar 53 extraterrestrial civilizations 53 constellation Ara 53 Gamma ray burst 53 faint galaxies 53 trans Neptunian 53 asteroids comets 53 optical wavelengths 53 Heliospheric Observatory SOHO 53 electron neutrinos 53 Comet Elenin 53 stellar occultation 53 elliptical galaxies 53 comet Hale Bopp 53 galactic cosmic rays 53 pulsars 53 cosmic phenomena 53 hydrated minerals 53 Martian microbes 53 Type Ia supernovas 53 Andromeda galaxy 53 GRBs 53 baryon 53 planetoid 53 planet Gliese #g 53 particles WIMPs 53 Saturnian system 53 Saturn magnetosphere 53 outer corona 53 supersymmetric particles 53 constellation Orion 53 orbiting 53 Pluto dwarf 53 strange quark 53 sunlike star 53 extraterrestrial origin 53 Nasa Kepler 53 IBEX spacecraft 53 Active Galactic Nuclei 53 tholins 53 Sagittarius B2 53 BLG #L 53 constellation Aquila 53 waning crescent Moon 53 carbonaceous chondrite 53 sterile neutrino 53 orbiting Hubble Space Telescope 53 red supergiant 53 X ray telescopes 53 moon Mab 53 bedrock outcropping 53 binary asteroid 53 magnetotail 52 HAT P 52 planets asteroids 52 orbital resonance 52 baryons 52 Cosmic rays 52 superheavy elements 52 Virgo Cluster 52 interstellar clouds 52 alien beings 52 proplyds 52 Cepheids 52 Coma cluster 52 SIRTF 52 VIRTIS 52 diffuse aurora 52 dwarf galaxies 52 Kepler Mission 52 Type 1a supernovae 52 elliptical orbits 52 Virgo cluster 52 mineralogical composition 52 supernovae 52 Ultraviolet Imaging Spectrograph UVIS 52 Rosette Nebula 52 STEREO spacecraft 52 Voyager spacecraft 52 THEMIS satellites 52 lunar meteorites 52 millisecond pulsar 52 meteoritic material 52 dwarf galaxy 52 HARPS instrument 52 asteroids 52 globular clusters 52 Cometary 52 Arches Cluster 52 Extrasolar Planet Search 52 lensing galaxy 52 single celled microorganisms 52 Perseus Cluster 52 sodium atoms 52 TW Hydrae 52 constellation Leo 52 DIXI 52 globular cluster 52 Curiosity rover 52 moons Io 52 plutoid 52 X ray spectrometer 52 Planetary Transits 52 Gravitational waves 52 Yinghuo 1 52 Aurigae 52 Sedna 52 Tauri Sb 52 MG J# +# 52 elliptical galaxy 52 coronal loops 52 astronomical phenomena 52 Butterfly Nebula 52 NGC# 52 BP Piscium 52 APXS 52 fluorescent nanoparticles 52 planetary embryos 52 observable universe 52 Sagittarius dwarf galaxy 52 red supergiants 52 gravitational wobbles 52 Coma Cluster 52 interacting galaxies 52 Hubble Ultra 52 Martian craters 52 Kuiper Belt 52 submillimeter galaxies 52 interstellar boundary 52 aurorae 52 nebula NGC 52 VLTI 52 RRATs 52 SN #A 52 asteroid Steins 52 Mimas 52 zodiacal light 52 protoplanetary 52 PSR B# +# 52 cometary debris 52 Deep Impact eXtended Investigation 52 radial velocities 52 spiral galaxy 52 Solar System 52 CMB radiation 52 celestial equator 52 Orbiter LRO 52 planetary nebula 52 Charon Pluto 52 Spitzer infrared spectrograph 52 detect gravitational waves 52 protoplanetary disks 52 smallest exoplanets 52 Trapezium 52 Bug Nebula 52 quasars 52 interstellar medium 52 gaseous planets 52 infrared wavelength 52 globular star 52 asteroids orbiting 52 equatorial bulge 52 Canes Venatici 52 chlorophyll molecules 52 spectroscopic analysis 52 Sigurd Hofmann 51 robotic lander 51 constellation Perseus 51 GALEX 51 meteoroids 51 Arsia Mons 51 OGLE 51 X ray wavelengths 51 HIRES spectrometer 51 spacecraft flyby 51 Io Europa 51 GJ #b [002] 51 Saturnian moon 51 astronomers 51 SINFONI 51 Lunar Reconnaissance Orbiter LRO 51 Wolf Rayet star 51 galactic magnetic 51 planet orbits 51 southern supercontinent 51 Hubble Space Telescope HST 51 Capricornus 51 IRAS #-# 51 planet magnetosphere 51 Io volcanoes 51 Orionids 51 millisecond pulsars 51 Ring Nebula 51 Spaceguard Survey 51 permanently shadowed craters 51 cosmic radiation 51 supernova remnants 51 spiral galaxy M# 51 Lunar Reconnaissance Orbiter Camera 51 planets atmospheres 51 HD #b [001] 51 Galileo spacecraft 51 Geminga 51 neutral mass spectrometer 51 Phoebe orbits 51 Mars Phobos 51 Neutron stars 51 Pleiades star 51 basaltic rocks 51 asteroid Vesta 51 Higgs bosons 51 Milky Way halo 51 primitive organisms 51 gravitational perturbations 51 Goldilocks planet 51 Martian rovers 51 coronagraph 51 Planck telescope 51 Quadrantid meteor shower 51 Orcus Patera 51 Kepler 9b 51 gravitational lens 51 planet HD#b 51 accretion disks 51 solar corona 51 Lulin 51 Helix Nebula 51 Rosetta orbiter 51 interstellar dust samples 51 starburst galaxy 51 filamentary structure 51 orbital inclination 51 Planck satellite 51 circular orbits 51 constellation Lyra 51 nebula 51 planet WASP #b 51 Martian crater 51 interstellar dust particles 51 COROT 7b 51 Magnetars 51 galactic mergers 51 constellation Sagittarius 51 globular cluster M# 51 astrometric 51 Suzaku 51 Milky Way 51 super Earths 51 extraterrestrial civilization 51 orbiting Mars 51 earthshine 51 Milky Way galaxy 51 Bok globules 51 weakly interacting 51 ecliptic plane 51 HL Tau 51 Shackleton crater 51 asteroid belt 51 elliptical galaxy NGC 51 Scorpii 51 constellation Pegasus 51 carbonate minerals 51 lunar equator 51 constellation Bootes 51 orbiting Saturn 51 ULP cepheids 51 Saturn moon 51 Veil Nebula 51 constellation Draco 51 MESSENGER spacecraft 51 SN#A 51 NASA THEMIS 51 asteroid 51 detect gamma rays 51 comet Boethin 51 supermassive 51 Wolf Rayet stars 51 Manned missions 51 Jupiter icy moons 51 NASA Wilkinson Microwave 51 waxing gibbous moon 51 PSR J# +# 51 photochemical reactions 51 moon Charon 51 Huygens mission 51 Transiting 51 energetic cosmic rays 51 lepton 51 Beehive Cluster 51 homochirality 51 ROSAT 51 comets 51 X ray binaries 51 magnetic monopoles 51 Pleiades cluster 51 infrared wavelengths 51 Higgs particle 51 Submillimeter Array 51 Compact Reconnaissance Imaging Spectrometer 50 Large Magellanic Cloud 50 brightnesses 50 Interstellar Boundary Explorer 50 mineral olivine 50 Proteobacteria 50 shadowy craters 50 redshift 50 Diviner 50 occultation 50 R Coronae Borealis 50 exoplanets planets outside 50 Mars Orbiter 50 Fomalhaut 50 WFC3 50 Martian terrain 50 highly elliptical orbit 50 Earth magnetotail 50 genetic lineages 50 Comet Machholz 50 Globular clusters 50 ESA Herschel 50 accretion disk 50 Muchachos Observatory 50 KH #D 50 rotational axis 50 photosphere 50 crystalline silicates 50 Jonathan Lunine 50 gamma ray photons 50 NASA Kepler 50 supergiant star 50 planet Nibiru 50 Venusian atmosphere 50 undersea volcanoes 50 GRB #A 50 hexagonal mirrors 50 SMBH 50 silicate minerals 50 single celled algae 50 spiral galaxy Messier 50 Mini TES 50 gravitons 50 nucleosynthesis 50 baryonic matter 50 boson 50 Bonneville Crater 50 galaxy NGC# 50 orbiting Chandra 50 constellation Auriga 50 Small Magellanic Cloud 50 substorm 50 Extrasolar Planets 50 quantum particles 50 astrometry 50 asteroseismology 50 Saturn moons 50 planetary atmospheres 50 Kepler Space Telescope 50 Comet Tempel 1 50 Epsilon Indi 50 renowned astrophysics observatory 50 Comet McNaught 50 blazars 50 SPICAM 50 Tempel Tuttle 50 Coma Berenices 50 Hipparcos 50 planets Kepler 50 moons Europa 50 photometer 50 Mars Odyssey spacecraft 50 heliopause 50 Neptune Uranus 50 Io Europa Ganymede 50 lunar perigee 50 comet 50 smallest exoplanet ever 50 Cassini flyby 50 AUs 50 supernova remnant 50 Epoxi 50 gravity warps 50 Gal Yam 50 zodiacal constellations 50 gravitational interaction 50 antihelium 4 50 Trifid 50 B mesons 50 SMM J# 50 Comet Churyumov Gerasimenko 50 Saturnian moon Titan 50 heliosphere 50 Thermal Emission Spectrometer 50 God Particle 50 cometary material 50 galactic cores 50 Phobos Grunt 50 Tunguska meteorite 50 CoRoT #b 50 BepiColombo 50 dimming starlight 50 disulfide bond 50 asteroids WISE 50 Wide Angle Search 50 B meson 50 Jupiter magnetosphere 50 lightest exoplanet 50 emission nebula 50 supernova explosion 50 THEMIS mission 50 comet #P/Churyumov-Gerasimenko 50 extrasolar planet HD #b 50 Lutetia 50 Tau Ceti 50 constellation Andromeda 50 gravitational lenses 50 AKARI 50 MUSES C 50 potentially habitable 50 Haumea 50 irregularly shaped asteroid 50 Cygnus Lyra region 50 SMBHs 50 Wilkinson Microwave Probe 50 Mercury flyby 50 interplanetary spacecraft 50 supernovas 50 cosmic rays 50 prebiotic molecules 50 Moon Mineralogy Mapper M3 50 Noctilucent clouds 50 Earth asteroid Itokawa 50 comet McNaught 50 spinning neutron stars 50 Mars northern latitudes 50 NEOWISE 50 wavefunction 50 shadowed craters 50 Betelgeuse 50 galaxy redshift 50 icy moon Enceladus 50 Higgs Boson particle 50 EPOXI spacecraft 50 quantum particle 50 electrons orbiting 50 ALMA antennas 49 S/# S1 49 protoplanetary discs 49 sea hydrothermal vents 49 chondritic meteorites 49 Eta Carinae 49 largest moon Charon 49 antiparticles 49 NASA Cassini 49 olivine mineral 49 Ontario Lacus 49 blue supergiant 49 prograde 49 antimatter particles 49 thin crescent moon 49 gravitationally 49 X ray emission 49 Type Ia 49 permanently shadowed 49 Bill Borucki Kepler 49 Herschel Space 49 HARPS spectrograph attached 49 extrasolar planetary 49 Meridiani 49 Alexey Vikhlinin 49 reionization 49 GOCE satellite 49 Express orbiter 49 carbonate globules 49 stellar seismology 49 ESA Huygens probe 49 metallicity 49 gamma ray bursts 49 Comet Tempel Tuttle 49 chondrules 49 Scorpius 49 Cassini Huygens spacecraft 49 UCDs 49 causal variants 49 Lunokhod 49 RXTE 49 Microlensing 49 asteroid Ceres 49 constellations Cygnus 49 Keck telescopes 49 constellation Serpens 49 twin Voyager spacecraft 49 solar radii 49 Herschel Planck 49 rocky extrasolar planet 49 nucleobases 49 astronomer Clyde Tombaugh 49 neutron radiation 49 Herbig Haro 49 lunar poles 49 Mars moon Phobos 49 Lagrangian 49 gamma ray burst 49 Neutron Detector 49 Paranal 49 Astronomically speaking 49 Helix nebula 49 Herschel Space Telescope 49 colliding galaxies 49 energetic electrons 49 planetoids 49 Hubble observations 49 gravitational wave 49 coronal loop 49 astronomical telescope 49 muon 49 PSR B# 49 Supernovae 49 visible wavelengths 49 IntergalaticEarth 49 elongated orbit 49 lava tubes 49 cosmological theories 49 Cepheus 49 planetary 49 missing baryons 49 ESO telescope 49 VLBA observations 49 SIM PlanetQuest 49 spookfish 49 lobate scarps 49 olivines 49 Gamma rays 49 X ray Observatory 49 neutrino oscillation 49 Martian rocks 49 UCO Lick 49 galaxy formation 49 Triangulum 49 X ray emitting 49 Carina constellation 49 Cosmic Evolution 49 moon Europa 49 Hinode 49 starquakes 49 orbiting observatories 49 Comet 9P/Tempel 1 49 isotopic compositions 49 proto planetary disk 49 Sasselov 49 Martian surface 49 muon neutrinos 49 Itokawa 49 asteroid Itokawa 49 perihelion 49 carbon cenospheres 49 2MASS 49 Titan Saturn 49 redshift z = 49 ejecta blanket 49 aerosol particles 49 Cassini Huygens 49 Andromeda halo 49 Uranus 49 gravitational radiation 49 assumed planets circling 49 Substorms 49 Earth ionosphere 49 nebulosity 49 redshifts 49 novas 49 volcanic plumes 49 mesons 49 tau neutrino 49 Planck spacecraft 49 ExoMars rover 49 galactic equator 49 comet Tempel Tuttle 49 Explorer WISE 49 eccentric orbits 49 absorbs photons 49 diffraction patterns 49 Pegasi 49 colloidal crystals 49 unaided eye 49 Higgs singlet 49 CDMS experiment 49 Cosmic Microwave Background CMB 49 star Fomalhaut 49 Orionid 49 star Spica 49 Mars Orbiter Camera