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(Click for frequent words.) 70 sized planets orbiting 70 Upsilon Andromedae 70 Corot 7b 69 planets orbits 69 Jovian moons 69 elongated orbits 68 jovian 68 prograde 68 icy moons 68 HD#b 68 Kuiper belt objects 68 elliptical orbits 67 Fomalhaut b 67 GJ #b [002] 67 comets orbiting 67 occultations 66 rotational axis 66 eccentric orbits 66 retrograde orbits 66 COROT 7b 66 Uranus Neptune 66 protoplanet 66 Bug Nebula 66 Saturn Enceladus 66 Corot 9b 65 Henize #-# 65 Phoebe orbits 65 gravitational perturbations 65 Mars Uranus 65 transiting exoplanet 65 mu Arae 65 Toutatis 65 TrES 4 65 Gliese #e 65 slender crescent 65 BLG #Lb 65 moons Phobos 65 Uranus Jupiter 65 elongated orbit 65 Kepler 9c 65 Gliese #c 65 gaseous planet 65 blue supergiant 65 WASP #b 65 Kuiper belt object 65 planet Uranus 65 planet Gliese #g 65 gravitational tugs 65 Oort Cloud 65 galaxy M# [001] 64 Pleiades cluster 64 Ring Nebula 64 planetary Transits 64 smallest exoplanet 64 planets Uranus 64 Galilean moons 64 periodic dimming 64 Upsilon Andromedae b 64 constellation Hercules 64 Kuiper Belt Objects 64 axial tilt 64 planetary nebulae 64 GJ#b 64 Cancri e 64 moon Io 64 Kuiper belt 64 eclipsing binary 64 Comet Halley 64 circular orbits 64 Syrtis Major 64 noctilucent clouds 64 millisecond pulsar 64 Cosmic Microwave Background 64 Astrological lore 64 Coma Cluster 64 Epsilon Eridani 64 constellation Eridanus 64 Kuiper Belt object 64 galactic halo 64 retroreflector 64 cosmic cannibal 64 HM Cancri 64 Saturn Cassini 63 constellation Aquarius 63 lunar perigee 63 Epsilon Aurigae 63 constellation Ursa Major 63 magnetic polarity 63 planetary orbits 63 Orionids 63 star Spica 63 circumstellar 63 asteroidal 63 Jupiter Uranus 63 inhabitable planets 63 Delta Cephei 63 cosmological distances 63 moons orbiting 63 Hot Jupiters 63 red supergiant 63 galactic disk 63 photosphere 63 planets comets 63 gravitational interactions 63 cosmic ray flux 63 Kuiper Belt Object 63 Orion nebula 63 CoRoT #b 63 planetary nebulas 63 constellation Scorpius 63 microquasar 63 Helix Nebula 63 asteroids comets 63 zodiacal light 63 polar vortex 63 planemos 63 heavily cratered 63 comets asteroids 63 tidally 63 gravity warps 63 moons circling 63 Proxima Centauri 63 gravitational interaction 63 equatorial bulge 63 exoplanetary 63 Pluto Charon 62 Oort cloud 62 Fermi telescope 62 volcanic moon Io 62 silicate dust 62 asterism 62 Arches Cluster 62 exoplanet orbiting 62 constellation Cassiopeia 62 radial velocity 62 emit X rays 62 exosphere 62 starlike object 62 moon Mimas 62 constellation Taurus 62 Hipparcos 62 stellar occultations 62 filamentary structure 62 Cassini flyby 62 occulted 62 #P/Churyumov-Gerasimenko 62 magnetospheric 62 constellation Virgo 62 MG J# +# 62 Orion constellation 62 V# Mon 62 PSR J# 62 extrasolar 62 Saturnian moon 62 lensing galaxy 62 Quadrantids 62 XO 3b 62 Saturnian 62 Galilean satellites 62 spherical halo 62 Milky Way halo 62 Milankovitch cycles 62 Io Europa 62 SN#A 62 exoplanets planets 62 Kepler #b 62 Neptune Uranus 62 coronal loops 62 circumstellar disks 62 X ray binaries 62 orbital eccentricity 62 moonlet 62 ejecta 62 Saturnian moons 62 Saturn Jupiter Uranus 62 stellar occultation 62 constellation Cetus 62 Pluto Eris 62 airglow 62 subsurface ocean 62 Earthlike 61 SN #A 61 Solar TErrestrial RElations Observatory 61 energetic electrons 61 Geminga 61 Saturn outermost 61 Pleiades star 61 Wolf Rayet star 61 Mercury Uranus 61 highly elliptical orbit 61 largest moon Charon 61 Mars Phobos 61 meridional flow 61 KBOs 61 Muchachos Observatory 61 ecliptic plane 61 barred spiral galaxy 61 Magellanic Clouds 61 X ray emission 61 Saturn Uranus 61 orbited Jupiter 61 zodiacal constellations 61 innermost planet 61 celestial sphere 61 starburst galaxy 61 Saturn moon Mimas 61 Earth magnetotail 61 P/# A2 61 radial velocity technique 61 constellation Centaurus 61 obliquity 61 sunlike star 61 CoRoT 9b 61 Monoceros 61 galaxy M# [002] 61 auroral displays 61 Triangulum 61 Zeta Ophiuchi 61 Jupiter Ganymede 61 Planetary Transits 61 celestial equator 61 gamma ray observatory 61 synchronous orbit 61 millisecond pulsars 61 accretion disks 61 Rayleigh scattering 61 protoplanetary disk 61 gravitational lens 61 perihelion 61 Neutron stars 61 lunar crust 61 constellation Carina 61 Rossby waves 61 outermost planets 61 Kuiper Belt objects 61 coronal mass ejections CMEs 61 spiral nebulae 61 constellation Sagittarius 61 constellation Monoceros 61 Sromovsky 61 olivine mineral 61 gaseous planets 61 submillimetre wavelengths 61 comet McNaught 61 moon gravitational pull 61 GJ #b [001] 61 Sedna 61 thin crescent 61 Mercury magnetosphere 61 orbits 61 orbits Saturn 61 VB #b 61 spiral galaxy NGC 61 magnetotail 61 moon Ganymede 61 supergiant star 60 mineral olivine 60 reflection nebula 60 supermassive 60 YORP effect 60 infall 60 moonquakes 60 intrinsic brightness 60 Gliese #G 60 Martian moons Phobos 60 Galileo spacecraft 60 CoRoT satellite 60 Crab Pulsar 60 gravitational pulls 60 Geminid meteors 60 Dwarf galaxies 60 extrasolar planetary systems 60 KH #D 60 THEMIS Image 60 Omega Centauri 60 interstellar dust grains 60 Comet Machholz 60 OGLE TR #b 60 outer corona 60 AU Mic 60 Hubble orbits 60 planets orbiting sun 60 trans Neptunian objects 60 Mars Neptune Uranus 60 GQ Lupi 60 Tharsis Rise 60 galaxy NGC 60 Cepheids 60 HD #b [001] 60 binary asteroid 60 Beta Pictoris b 60 Eta Carinae 60 Nasa spacecraft 60 equatorial latitudes 60 Ringed Planet 60 Churyumov Gerasimenko 60 energetic cosmic rays 60 protoplanets 60 infalling 60 Iapetus 60 HD #b [002] 60 supernovae explode 60 backscattered 60 HL Tau 60 lunar equator 60 highly elliptical orbits 60 Samuel Oschin Telescope 60 gravitational lenses 60 Dumbbell Nebula 60 RS Ophiuchi 60 Jupiter Saturn 60 exo planets 60 Crab Nebula 60 elliptical galaxy 60 constellation Lyra 60 J# +# [002] 60 proplyds 60 distant galaxy 60 galactic cosmic rays 60 R Coronae Borealis 60 planets asteroids 60 Yarkovsky effect 60 gravitational microlensing 60 constellation Auriga 60 Bok globules 60 planet orbits 60 gibbous 60 Jupiter magnetosphere 60 Saturn magnetosphere 60 submillimeter galaxies 60 Super Earths 60 foreground galaxy 60 Ian McShane Pillars 60 earthshine 60 constellation Andromeda 60 Jupiter moons 60 comet orbit 60 Comet Hartley 2 60 Martian dust 60 moons orbiting Saturn 60 sextile 60 magnetic substorms 60 Noctilucent clouds 60 cryovolcanism 60 celestial phenomena 60 merging galaxies 60 extrasolar planetary 60 magma ocean 60 zodiacal dust 60 Charon Pluto 60 HD# [002] 60 Caloris 60 CoRoT 7b 60 Neptune Jupiter 60 aurorae 60 orbital resonance 60 permanently shadowed craters 59 planetoids 59 RHESSI 59 magnetopause 59 distant supernovae 59 Solar Dynamics Observatory 59 Planck satellite 59 VY Canis Majoris 59 planetary transits 59 Geminid 59 spacecraft flyby 59 interstellar dust 59 Comet Holmes 59 smoothest flattest spot 59 NASA ICESat 59 Cassini Image 59 globulars 59 Cygnus Lyra region 59 comet Lulin 59 double helix nebula 59 PSR B# 59 Cepheid variables 59 BP Piscium 59 active galactic nuclei 59 exoplanets orbiting 59 Epimetheus 59 lunar highlands 59 solar corona 59 polar mesospheric clouds 59 Earthlike planets 59 Eridanus 59 gamma ray flares 59 crystalline silicates 59 Fornax cluster 59 galactic cores 59 Asteroid Belt 59 Cepheid variable 59 Saturn moons Enceladus 59 whiz harmlessly 59 Cat Paw Nebula 59 Horsehead Nebula 59 icy comets 59 waning crescent Moon 59 Trapezium 59 Geminid shower 59 ecliptic 59 waning gibbous 59 Mandushev 59 planet Gliese #c 59 gravitational slingshot 59 supersymmetric particles 59 constellation Pisces 59 cometary debris 59 neutralinos 59 Gravitational waves 59 Venus Uranus 59 comet Tempel Tuttle 59 nebulosity 59 waxing gibbous moon 59 Bullet Cluster 59 constellation Aquila 59 Jupiter moon Io 59 globular cluster M# 59 IBEX spacecraft 59 luminous galaxies 59 circumstellar disk 59 Cometary 59 Venusian 59 gravitationally 59 Veil Nebula 59 tidally locked 59 supernova explosion 59 zodiac constellations 59 Andromeda Galaxy 59 waxing crescent 59 SN #gy 59 constellation Leo 59 Puppis 59 Earth radii 59 SIRTF 59 cometary material 59 nucleosynthesis 59 ionized particles 59 SNR #-#.# 59 Butterfly Nebula 59 Jovian moon 59 radio occultation 59 Uranian 58 Quadrantid meteor shower 58 COROT 58 GALEX 58 rotating neutron 58 assumed planets circling 58 SN #C 58 moonlets 58 Orionid meteors 58 NGC #A 58 HiRISE image 58 Beta Pictoris 58 ESA Herschel 58 Konacki 58 SINFONI 58 accretion disk 58 Jupiter icy moons 58 electrons positrons 58 reentry capsule 58 star Fomalhaut 58 interstellar cloud 58 cluster NGC 58 gravitational tides 58 Great Orion Nebula 58 Arabia Terra 58 nebular 58 planets moons 58 planet WASP #b 58 APXS 58 tidal bulge 58 dwarf spheroidal 58 gravitationally bound 58 infalling gas 58 Gamma ray burst 58 magnetic reconnection 58 Haumea 58 Hanny Voorwerp 58 Io volcanoes 58 Manned missions 58 Astronomers Find 58 aphelion 58 rocky extrasolar planet 58 Beehive Cluster 58 Virgo Cluster 58 Camelopardalis 58 Earth ionosphere 58 Quadrantid 58 telescope Uranus 58 stellar nurseries 58 sterile neutrinos 58 Taurids 58 celestial object 58 Comet Churyumov Gerasimenko 58 Gliese #d 58 penumbral shadow 58 Milky Way Galaxy 58 Martian meteorites 58 Libra constellation Vogt 58 Ulysses spacecraft 58 galactic mergers 58 Venus Neptune Uranus 58 SN #D 58 sunlike stars 58 Phaethon 58 orbiting gamma ray 58 circumstellar dust 58 bedrock outcropping 58 relativistic jets 58 emission nebula 58 Surface Composition Spectrometer 58 type Ia supernova 58 elliptical polar 58 moon Deimos 58 reionization 58 Gravitational lensing 58 RY Sagittarii 58 HARPS instrument 58 substorm 58 red supergiants 58 planetary nebula 58 Swift Tuttle 58 RX J# 58 Aurigid 58 planet gravitational tug 58 spacecraft orbited 58 Hellas Basin 58 chromosphere 58 outer planets 58 transiting planet 58 Saturnian system 58 Earthlike planet 58 electron orbits 58 Doppler shifts 58 Gliese #g 58 shadowed craters 58 Exoplanets 58 Type Ia 58 Doppler shift 58 Mars Jupiter Uranus 58 Andromeda galaxy 58 highly magnetized neutron 58 Stephan Quintet 58 X ray telescopes 58 Relations Observatory STEREO 58 magnetars 58 polarimetry 58 Trifid Nebula 58 superluminal 58 Perseid shower 58 stony meteorites 58 ah dus 58 Fossae 58 UDFy # 58 RRATs 58 orbital inclination 58 brightest supernova 57 Terra Meridiani 57 gravitational lensing 57 silicon monoxide 57 supergiant stars 57 spheroidal 57 detect gravitational waves 57 moon Enceladus 57 IRAS #-# 57 proto cluster 57 galaxy redshift 57 geoid 57 Earth magnetosphere 57 astrometry 57 thin crescent moon 57 PSR B# +# 57 faint galaxies 57 arcminutes 57 moon Phobos 57 protostars 57 Oscillations 57 Fomalhaut 57 Alycia Weinberger 57 planetary astronomer 57 X ray binary 57 Extrasolar Planets 57 Carina constellation 57 solar nebula 57 rotating neutron stars 57 IRC +# 57 Evolution Explorer 57 planet HD #b 57 Red Rectangle 57 Cassini Finds 57 moon Mab 57 meteoroids 57 starquakes 57 Antennae Galaxies 57 Muons 57 AB Aurigae 57 constellation Pegasus 57 NASA Wilkinson Microwave 57 Convection Rotation 57 particle acceleration 57 Infrared Pathfinder Satellite 57 inner Oort Cloud 57 smallest exoplanets 57 Mars Saturn Uranus 57 Exoplanet 57 constellation Serpens 57 microlensing events 57 Trifid 57 Comet Lulin 57 Saturn rings 57 Shepherding Spacecraft 57 Europa Ganymede 57 protoplanetary discs 57 Triangulum Galaxy 57 Diviner 57 Capricornus 57 extrasolar worlds 57 outermost planet 57 oblate spheroid 57 protoplanetary 57 mysterious uncharted 57 spectroscopically 57 geostationary orbits 57 sterile neutrino 57 orbiting Chandra 57 precessing 57 axions 57 Comet Tempel Tuttle 57 Mössbauer 57 Type Ia supernova 57 Wolf Rayet stars 57 globular cluster 57 Io Europa Ganymede 57 relativistic particles 57 Comet #P 57 Alfvén waves 57 Rosette Nebula 57 CMB radiation 57 lowermost mantle 57 planetesimals 57 mesosphere 57 elliptical galaxy NGC 57 arcseconds 57 particle analyzers 57 Saturn moons Titan 57 carbonaceous chondrite 57 moons Io 57 planets orbiting distant 57 muon neutrino 57 X ray wavelengths 57 Meteor Shower 57 Ultraviolet Imaging Spectrograph UVIS 57 sundog 57 microlensing 57 Viking orbiters 57 Venusian atmosphere 57 elliptical galaxies 57 filamentary structures 57 Elenin 57 Eridani 57 Dhanu Rashi 57 occultation 57 Gerard Kuiper 57 Saturn moon Iapetus 57 umbral shadow 57 albedo reflectivity 57 Coma cluster 57 extragalactic 57 S/# P2 57 gibbous moon 57 Type Ic supernova 57 WISE spacecraft 57 Palaeozoic sedimentary 57 planetary surfaces 57 yardangs 57 Voorwerp 57 Alfven waves 57 Optical Spectroscopic 57 ray Space Telescope 57 meteoroid impacts 57 redshifted 57 Cepheus 57 planetoid 57 baryonic 57 cosmic phenomena 57 Small Magellanic Cloud 57 binary asteroids 57 umbral 57 Saturnian moon Titan 57 NASA Voyager spacecraft 57 WMAP satellite 56 synchronous polar 56 Galaxy Evolution 56 Corona Australis 56 Sombrero Galaxy 56 stellar seismology 56 radial velocity method 56 Betelgeuse 56 coronal holes 56 quantum particle 56 blazars 56 spinning neutron 56 Gemini constellation 56 Lagoon Nebula 56 dirty snowballs 56 Gamma ray bursts 56 planetesimal 56 Ontario Lacus 56 Heterodyne Instrument 56 ejecta blanket 56 kaons 56 dimming starlight 56 Comet Elenin 56 Cassini spacecraft orbiting 56 discover Fomalhaut 56 HARPS spectrograph attached 56 waning gibbous moon 56 COROT exo 3b 56 Hyakutake 56 Quaoar 56 proto planetary disks 56 Uranus 56 gravitational redshift 56 observable universe 56 Methone 56 Cassini flybys 56 Delta Aquarids 56 Cloud Aerosol Lidar 56 interstellar particles 56 interstellar dust clouds 56 cosmic microwave radiation 56 dwarf galaxy 56 protoplanetary disks 56 Transiting 56 BP Psc 56 radial velocities 56 waning crescent 56 cometary dust 56 X ray observatories 56 Saturn moon 56 called gravitational microlensing 56 terrestrial planets 56 geyser plumes 56 Astronomers Discover 56 Tarantula nebula 56 earthlike 56 cosmic magnifying glass 56 orbiting 56 Comet Hale Bopp 56 Hale Bopp 56 Thermal Emission Spectrometer 56 XMM Newton satellite 56 Keck Interferometer 56 gravitational radiation 56 Comet NEAT 56 Nikku Madhusudhan 56 cosmic ray 56 solar prominences 56 astrophysical phenomena 56 NASA THEMIS 56 Nibiru 56 NASA rovers Spirit 56 neutron star 56 Martians invading 56 cometary 56 Taurus Littrow Valley 56 planetary alignments 56 spacecraft Cassini 56 magnetic monopoles 56 active galactic nucleus 56 Foton M3 56 galaxies collide 56 galactic equator 56 Hubble Constant 56 distant quasar 56 midlatitudes 56 Composite Infrared Spectrometer 56 circular orbit 56 orbit GEO 56 constellation Gemini 56 planets 56 mantle plumes 56 lunar occultation 56 Planetary nebulae 56 BLG #L 56 galactic clusters 56 strange quarks 56 Wolszczan 56 chondrites 56 luminosities 56 emits X rays 56 weak gravitational lensing 56 proto planetary disk 56 vorticity 56 magnetosphere 56 X ray afterglow 56 basaltic rocks 56 star Beta Pictoris 56 orbiting planets 56 tropospheric 56 SMBH 56 Garrick Bethell 56 lunar meteorites 56 Meteor showers 56 interacting galaxies 56 OGLE TR 56 Earth rotational axis 56 Titan smoggy 56 Tarantula Nebula 56 Venus Jupiter Uranus 56 RXTE 56 Lunar Prospector 56 hydrogen helium 56 Saturn outermost ring 56 XMM Newton 56 Rosetta lander 56 extrasolar planets orbiting 56 galactic bulge 56 Lyrids 56 magnetar 56 distant suns 56 Mars Uranus Neptune 56 Virgo cluster 56 auroral activity 56 telescopic observations 56 ionized gas 56 chondritic meteorites 56 dynamical evolution 56 comet Churyumov Gerasimenko 56 spherically symmetric 56 cometary impacts 56 Mini Thermal Emission 56 Wolfgang Brandner 56 asteroids orbiting 56 Giovanni Cassini 56 Olympus Mons 56 Saturn Uranus Neptune 56 GRB #B 56 NGC# 56 permanently shadowed regions 56 X ray observatory 56 Milankovitch 56 planetary embryos 56 transiting planets 56 protostar 56 Keck telescope 56 Wilkinson Microwave Probe 56 hunting Kepler telescope 56 Voyager spacecraft 56 orbiting observatories 56 Herschel Space 56 Deep Impact eXtended Investigation 56 galaxy formation 56 Neutron Spectrometer 56 Hyades cluster 56 globular clusters 56 NASA Cassini 56 Valles Marineris 56 Mini TES 56 tholins 56 Eagle Nebula 56 crescent Moon 55 Descent Imager Spectral Radiometer 55 fainter objects 55 Gusev crater 55 HiRISE camera aboard 55 carbonaceous chondrites 55 Doppler Effect 55 anticyclonic 55 polar craters 55 constellation Draco 55 unpolarized 55 metallicity 55 extrasolar planet 55 Mars Orbiter 55 constellation Bootes 55 Fashion Movie Reviews 55 shadowy craters 55 interplanetary spacecraft 55 G#.# +#.# 55 Helioseismic 55 equatorial orbit 55 Saturn moons 55 Terra Sirenum 55 coronagraph 55 Trojan asteroids 55 Moderate Resolution Imaging 55 Southern Annular Mode 55 Cabeus crater 55 Extrasolar 55 Peony nebula star 55 pinwheel shaped 55 Pinwheel galaxy 55 Extrasolar Planet Search 55 Orionid 55 proto galaxies 55 altocumulus 55 Bonneville Crater 55 cosmological observations 55 brown dwarfs 55 martian atmosphere 55 homochirality 55 Neptune Uranus Jupiter 55 XTE J# 55 Explorer WISE 55 #P/Holmes 55 smallest extrasolar planet 55 bolide 55 galaxy cluster 55 planet orbiting 55 spatially resolved 55 electron ion 55 Substorms 55 waxing crescent moon 55 Astrophysical 55 Dwarf Planet 55 sidereal 55 circularly polarized light 55 outer crust 55 chemical abundances 55 comet nucleus 55 Pieter van Dokkum 55 hydrosphere 55 coronal mass ejection 55 dwarf spheroidal galaxies 55 plutoids 55 planets circling stars 55 globular star 55 YOUR HOROSCOPE 55 planetary conjunctions 55 IRAS 4B 55 ellipsoid 55 nebula 55 Mercury flyby 55 reionization epoch 55 baryon 55 spaceweather.com 55 Halley comet 55 hematite mineral 55 downwelling 55 Aram Chaos 55 galactic magnetic 55 Tycho supernova remnant 55 atmospheric oceanic 55 AGNs 55 twin STEREO spacecraft 55 NASA CloudSat 55 moon Dione 55 ultraviolet wavelengths 55 comets meteors 55 Comet LINEAR 55 blazar 55 Orion Nebula 55 spinning neutron stars 55 ionized hydrogen 55 habitable worlds 55 giant elliptical galaxies 55 Cosmic rays 55 chondrules 55 Martian terrain 55 unaided eye 55 Aqua satellite 55 W boson 55 icy moon Enceladus 55 type Ia supernovae 55 arcsecond 55 ENAs 55 starburst galaxies 55 Comet Hartley 55 Global Surveyor spacecraft 55 Arsia Mons 55 Globular Cluster 55 LAGEOS 55 Flyby spacecraft 55 Opportunity parachuted 55 GLAST telescope 55 Higgs bosons 55 martian meteorites 55 Nares Strait separating 55 ESO VLT 55 exerts gravitational pull 55 celestial mechanics 55 ultraviolet photons 55 Mpc 55 Anisotropy Probe WMAP 55 diffuse aurora 55 CoRoT 55 Pinwheel Galaxy 55 impactors 55 Einstein theories 55 Orcus Patera 55 comets moons 55 atmospheric circulations 55 magnetic dynamo 55 coronal loop 55 superfluids 55 Orientale Basin