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(Click for frequent words.) 77 spinning neutron 71 highly magnetized neutron 66 Neutron stars 66 V# Mon 65 blue supergiant 65 exoplanet orbiting 65 emit X rays 64 BP Piscium 64 volcanic moon Io 64 Bug Nebula 63 rotating neutron stars 63 infalling gas 63 GQ Lupi 63 circumstellar 62 SN #A 62 protostar 62 spinning pulsar 62 Bok globules 62 red supergiant 62 emission nebula 61 superdense 61 Gliese #e 61 galactic disk 61 HL Tau 61 Sagittarius B2 61 millisecond pulsar 61 eclipsing binary 61 TrES 4 61 accreting 61 R Coronae Borealis 60 relativistic jets 60 supernova explosion 60 IRAS #-# 60 IRC +# 60 Kepler 9c 60 ionized particles 60 Corot 7b 60 infall 60 mu Arae 60 AB Aurigae 60 gravitationally bound 60 Upsilon Andromedae 60 Milky Way halo 60 WASP #b 60 VY Canis Majoris 60 CoRoT #b 60 circumstellar disk 60 Tarantula nebula 60 exoplanets orbiting 60 accretion disks 59 Fomalhaut b 59 RS Ophiuchi 59 microquasar 59 sized planets orbiting 59 spinning neutron stars 59 SN#A 59 Zeta Ophiuchi 59 constellation Carina 59 Planetary nebulae 59 runaway thermonuclear 59 PSR B# +# 59 Epsilon Eridani 59 protoplanetary discs 59 galaxy M# [002] 59 GJ #b [002] 59 protoplanetary disc 59 starlike 59 SNR #-#.# 59 galaxy M# [001] 59 supergiant star 59 superdense neutron star 59 Hot Jupiters 59 SN #D 59 protoplanetary 59 Venus Neptune Uranus 59 Magnetars 58 planet HD #b 58 retrograde orbit 58 constellation Hercules 58 Beta Pictoris 58 accretion disk 58 Wolf Rayet star 58 lensing galaxy 58 Type 1a supernovae 58 Coma cluster 58 star Beta Pictoris 58 photosphere 58 protoplanetary disk 58 COROT 7b 58 merging galaxies 58 ionizes 58 PSR J# +# 58 Epsilon Aurigae 58 relativistic particles 58 Hanny Voorwerp 58 interstellar cloud 58 reflection nebula 58 galaxy NGC 58 interstellar dust clouds 58 circumstellar disks 58 constellation Cassiopeia 58 HD#b 58 BP Psc 58 crystalline silicates 58 Comet Holmes 57 Trifid 57 Upsilon Andromedae b 57 starburst galaxy 57 supernova remnant 57 Mars Neptune Uranus 57 Red Rectangle 57 Orion nebula 57 fading afterglow 57 G#.# +#.# 57 sunlike star 57 Lagoon Nebula 57 pulsar 57 Fornax cluster 57 IRAS 4B 57 planetary nebula 57 comet McNaught 57 AU Mic 57 constellation Scorpius 57 red supergiants 57 beautifully retro styled 57 Phoebe orbits 57 Omega Centauri 57 Rosette Nebula 57 moon Io 57 PSR J# 56 BLG #Lb 56 HD# [002] 56 nebular 56 supernova 56 SN #gy 56 Voorwerp 56 ionized gas 56 gravity warps 56 Crab pulsar 56 electrons positrons 56 elliptical galaxy NGC 56 Orion constellation 56 Coma Cluster 56 silicon monoxide 56 J# +# [002] 56 active galactic nuclei 56 Stephan Quintet 56 silicate dust 56 moons orbiting 56 transiting exoplanet 56 type Ia supernova 56 cosmic cannibal 56 protoplanet 56 Camelopardalis 56 baryonic 56 Tarantula Nebula 56 planets orbiting sun 56 constellation Virgo 56 planet orbits 56 Wolf Rayet stars 56 SMM J# 56 Geminga 56 protostars 56 supernova SN 56 supergiant stars 56 Dumbbell Nebula 56 Cygnus X 56 distant quasar 56 Uranus Neptune 56 Eta Carinae 56 intrinsic brightness 56 sundog 55 cluster NGC 55 dusty disks 55 magnetar 55 elongated orbits 55 X ray binaries 55 Cepheid variable 55 millisecond pulsars 55 comets orbiting 55 elliptical galaxy 55 Mars Uranus 55 absorbs photons 55 infalling 55 foreground galaxy 55 constellation Lyra 55 barred spiral galaxy 55 X ray binary 55 blazars 55 Trifid Nebula 55 Proxima Centauri 55 spherical halo 55 GJ#b 55 Type Ia supernova 55 planetary nebulas 55 X ray pulses 55 Herbig Ae Be 55 emits X rays 55 constellation Draco 55 Gravitational waves 55 Uranus Jupiter 55 V# Puppis 55 Triangulum 55 constellation Vulpecula 55 Sagittarius dwarf galaxy 55 interstellar clouds 55 constellation Aquila 55 Supernova #A 55 Mars Jupiter Uranus 55 constellation Andromeda 54 Venus Uranus 54 stellar seismology 54 Pegasi 54 redshifted 54 SMBH 54 blue straggler 54 #gy 54 jovian 54 Neptune Uranus 54 zodiacal dust 54 Cat Paw Nebula 54 Arches Cluster 54 olivine mineral 54 supernova remnants 54 distant supernovae 54 Helix Nebula 54 ultradense 54 Evolution Explorer 54 dwarf galaxy 54 constellation Aquarius 54 energetic gamma rays 54 precessing 54 P/# A2 54 galactic bulge 54 neutron star 54 Crab Pulsar 54 Henize #-# 54 brightest supernova 54 Veil Nebula 54 nebula NGC 54 supermassive 54 constellation Auriga 54 globular cluster M# 54 X ray emission 54 dwarf spheroidal galaxies 54 Horsehead Nebula 54 planet orbiting 54 Gamma ray bursts 54 Kuiper belt object 54 moon Ganymede 54 Neptune Jupiter 54 Fermi telescope 54 Beehive Cluster 54 asteroids comets 54 gravitational radiation 54 Eridani 54 magnetic dynamo 54 novas 54 Virgo Cluster 54 Virgo cluster 54 Samuel Oschin Telescope 54 Pleiades cluster 54 globular cluster 54 spirals inward 54 dense neutron stars 54 super nova 54 planet gravitational tug 54 constellation Eridanus 54 Saturn outermost ring 54 gamma ray radiation 54 proplyds 53 Carina constellation 53 proto cluster 53 Helix nebula 53 ionized gases 53 eccentric orbits 53 gravitational tugs 53 constellation Centaurus 53 interstellar medium 53 millimeter wavelength 53 planetary nebulae 53 ionised 53 galactic halo 53 Type Ia 53 Crab Nebula 53 asteroidal 53 cosmological distances 53 constellation Pegasus 53 type Ia supernovae 53 oppositely directed 53 constellation Ursa Major 53 Chi Cygni 53 X ray emitting 53 ionized hydrogen 53 filamentary 53 metallicity 53 periodic dimming 53 constellation Taurus 53 planets orbits 53 spherically symmetric 53 spatially resolved 53 electron orbits 53 Eta Carina 53 Charon Pluto 53 molten magma 53 gravitational interaction 53 retrograde orbits 53 largest moon Charon 53 superluminal 53 nebula 53 brown dwarf 53 starburst galaxies 53 planet Gliese #g 53 Saturn moon Mimas 53 particle acceleration 53 RX J# 53 hypernova 53 earthlike 53 proto galaxies 53 protoplanets 53 SN #C 53 MG J# +# 53 Large Magellanic Cloud 53 X rays gamma rays 53 Ring Nebula 53 Corot 9b 53 tidal bulge 53 coronal loop 53 Gamma ray bursts GRBs 53 galaxy 53 ejecta 53 Gliese #c 53 nebulae 53 massless particles 53 Carina Nebula 52 Cosmic Microwave Background 52 orbits Saturn 52 whiz harmlessly 52 Delta Cephei 52 galactic clusters 52 Trapezium 52 OGLE TR #b 52 distant galaxy 52 electrons protons 52 NGC #A 52 Type 1a supernova 52 Fomalhaut 52 Matt Grothe upstaged 52 spectroscopically 52 XTE J# 52 Rayleigh scattering 52 Lyman alpha 52 interacting galaxies 52 PSR B# 52 gravitational tides 52 Saturn Enceladus 52 exosphere 52 supermassive black hole 52 planets orbiting distant 52 inner Oort Cloud 52 Neptune Uranus Jupiter 52 meteoritic material 52 gaseous envelope 52 Galaxy Evolution 52 KH #D 52 HM Cancri 52 energetic electrons 52 galaxies nebulae 52 starquakes 52 occulted 52 galactic cores 52 spiral galaxy NGC 52 Doppler shifts 52 cometary debris 52 magma ocean 52 gamma ray observatory 52 exo planet 52 Eagle Nebula 52 Doradus 52 luminosities 52 extrasolar 52 globulars 52 gamma ray flares 52 Venus Jupiter Uranus 52 stellar nurseries 52 Tauri Sb 52 silicate rocks 52 Pieter van Dokkum 52 Mars Uranus Neptune 52 X ray afterglow 52 Butterfly Nebula 52 glowing brightly 52 supernova explosions 52 galactic nucleus 52 ionised gas 52 magnetars 52 submillimeter galaxies 52 planemos 52 TW Hydrae 52 galactic mergers 52 constellation Sagittarius 52 Puppis 52 ionise 52 Scientists theorized 52 rocky extrasolar planet 52 Exoplanets 52 Ophiuchi 52 Saturn outermost 52 gibbous 52 starlike object 52 Solar flares 52 star Fomalhaut 52 comet Hale Bopp 52 Andromeda galaxy 52 electron neutrino 52 galaxies collide 52 Konacki 52 Comet Halley 52 giant elliptical galaxy 52 radial velocity technique 52 HIP #b 52 electron neutrinos 52 Comet Tempel Tuttle 52 Saturn Jupiter Uranus 51 luminous galaxies 51 Supernovae 51 sodium atoms 51 extrasolar planet HD #b 51 extrasolar planetary 51 active galactic nucleus 51 smallest exoplanet 51 CMB radiation 51 gamma rays emitted 51 Cygnus Lyra region 51 spheroidal 51 Gemini constellation 51 inhabitable planets 51 gravitational instabilities 51 Earths orbiting 51 spacecraft flyby 51 Twinkle twinkle little 51 Andromeda halo 51 HARPS instrument 51 propelling steaming blobs 51 Magellanic Clouds 51 Perseid meteor 51 filamentary structures 51 unpolarized 51 Comet 9P/Tempel 1 51 silicate grains 51 blazar 51 ionized oxygen 51 galaxy cluster 51 electrons orbiting 51 planets comets 51 gamma ray burst 51 Earth magnetotail 51 backscattered 51 muon neutrinos 51 Neutron Star 51 planets moons 51 solar nebula 51 dust enshrouded 51 CoRoT 7b 51 pinwheel shaped 51 planets asteroids 51 Perseus cluster 51 VHE gamma rays 51 RXTE 51 giant elliptical galaxies 51 planetary Transits 51 circumstellar dust 51 Phaethon 51 supernovae explosions 51 nucleosynthesis 51 HD #b [002] 51 orbital angular momentum 51 submillimetre wavelengths 51 Beta Pictoris b 51 helium nuclei 51 orbited Jupiter 51 AGNs 51 van Arkel discovery 51 GJ #b [001] 51 Galactic cosmic rays 51 Active Galactic Nuclei 51 Monoceros 51 VB #b 51 dynamical evolution 51 hypervelocity stars 51 Jennifer Rizzotti Sue 51 Ringed Planet 51 #P/Churyumov-Gerasimenko 51 UDFy # 51 -# degrees centigrade [001] 51 Mercury magnetosphere 51 afterglows 51 Globular clusters 51 called gravitational microlensing 51 galaxy NGC# 51 Perseus Cluster 51 spiral nebulae 51 Bullet Cluster 51 Dwarf galaxies 51 solar corona 51 glows brightly 51 Io Europa 51 gravitational microlensing 51 ultracool 51 Cancri 51 Jupiter moon Io 51 prograde 51 comet Tempel Tuttle 51 moon Enceladus 51 elongated orbit 51 Astrological lore 51 GRB# 51 Cancri e 51 Small Magellanic Cloud 51 muon neutrino 51 GRB # 51 proton antiproton 51 binary quasar 51 planet transits 51 Mars Saturn Uranus 51 Comet #P 51 moons circling 50 comet orbit 50 star Gliese 50 observable universe 50 distant galaxies 50 Paolo Mazzali 50 Thick smoke obscured 50 plasmasphere 50 coronal mass ejections CMEs 50 constellation Coma Berenices 50 ionize 50 submillimetre 50 quasar 50 Galilean moons 50 gravitational tidal 50 PUVA psoralen plus 50 Anthony Remijan 50 cyanogen poisonous gas 50 strange quark 50 neutron stars 50 colliding galaxies 50 GRB #B 50 airglow 50 Muons 50 chemical abundances 50 planet Gliese #c 50 W boson 50 orbiting Cassini spacecraft 50 cosmic rays collide 50 blackbody 50 Comet Hale Bopp 50 mineral olivine 50 GALEX 50 Planetary Transits 50 Muchachos Observatory 50 vaporises 50 ESA XMM Newton 50 Martians invading 50 Kuiper belt objects 50 SN #E 50 micrometre sized 50 evaporite deposits 50 neutralinos 50 ultraluminous X ray 50 RS Oph 50 trans Neptunian objects 50 Saturn magnetosphere 50 electron orbiting 50 Gamma rays 50 Brookhaven Relativistic Heavy 50 vaporised 50 lunar crust 50 Saturn Neptune Uranus 50 Cygni 50 Seyfert galaxies 50 exerts gravitational pull 50 Gamma ray burst 50 RHESSI 50 T Tauri 50 V# Sgr 50 ULIRGs 50 Saturn moons Enceladus 50 coronal loops 50 spiral galaxies 50 supermassive black holes 50 star Spica 50 drifting westward 50 Wolfgang Brandner 50 Make SPECTRUM day 50 outermost planet 50 faint galaxies 50 Omega Nebula 50 Toutatis 50 ultraviolet photons 50 stellar occultation 50 gravitationally 50 electroweak 50 gravitational interactions 50 filamentary structure 50 magnetospheric 50 constellation Gemini 50 interstellar dust 50 moons Phobos 50 Rydberg atoms 50 WISE telescope 50 solar prominences 50 Aurigid 50 Kuiper Belt Objects 50 Cepheids 50 waitress Ingrid Sufan 50 Milky Way Galaxy 50 discover Fomalhaut 50 magma thrashed 50 icy moons 50 gluon 50 Fritz Zwicky 50 hydrologist Carolyn Driedger 50 rotational axis 49 constellation Puppis 49 Kepler #b 49 Syrtis Major 49 ray Space Telescope 49 Corona Australis 49 double helix nebula 49 globular clusters 49 zodiacal light 49 comet tail 49 XO 3b 49 globular star 49 X ray wavelengths 49 GRB #A 49 planetesimals 49 neighboring Andromeda galaxy 49 icy moon Enceladus 49 Galileo spacecraft 49 Tycho supernova remnant 49 Quentin Tarantino Waltz 49 extrasolar planets orbiting 49 kaons 49 Franck Marchis 49 Betelgeuse 49 dense clumps 49 ESO VLT 49 proton proton 49 Romulan homeworld 49 bolide 49 equatorial bulge 49 dimming starlight 49 Hyades cluster 49 elliptical galaxies 49 substorm 49 Pulsars 49 HIRES spectrometer 49 helium atoms 49 RRATs 49 Jupiter Ganymede 49 Gliese #d 49 planets Uranus 49 Epimetheus 49 emits photon 49 Spitzer Space Telescope 49 meridional flow 49 Type Ic supernova 49 linearly polarized 49 Mandushev 49 protoplanetary disks 49 galaxies 49 indestructible BOB 49 gaseous planet 49 bristol palin dancing 49 constellation Cetus 49 constellation Bootes 49 planet Uranus 49 zodiac constellations 49 cosmic ray protons 49 constellation Monoceros 49 superhot 49 Supergiant 49 elemental composition 49 nebulosity 49 faraway galaxy 49 reionization 49 Elenin 49 Orionid meteors 49 Centrifuges enrich uranium 49 Hawking radiation 49 Cosmic Microwave Background CMB 49 meteor fireball 49 Gravitational lensing 49 Cepheid variables 49 glow brightly 49 hypervelocity star 49 CoRoT 49 comets asteroids 49 thermonuclear fusion 49 X ray telescopes 49 parsec 49 sunlike stars 49 SN #ha 49 Ultraviolet radiation 49 HD #b [001] 49 Wolszczan 49 photons emitted 49 hadron 49 pulsars 49 nicknamed Xena 49 Galilean satellites 49 Kuiper Belt object 49 supernovas 49 cometary dust 49 X ray observatory 49 uncharged particles 49 fuzzy halo 49 orangish red 49 Astronomers Find 49 highly collimated 49 NGC# 49 radial velocity 49 Fermi LAT 49 remanent 49 electron flux 49 brown dwarfs 49 shorter wavelengths 49 CoRoT satellite 49 Kuiper Belt Object 49 supernovae explode 49 extragalactic 49 pinkish brown 49 Jovian moons 49 Oort Cloud 49 Orion Nebula 49 helium atom 49 brightnesses 49 Accurately determining 49 Swift Tuttle 48 Trojan asteroids 48 oversized showerhead 48 arcseconds 48 gravitational perturbations 48 Mercury Jupiter Uranus 48 relativistic protons 48 belched plume 48 Tau Ceti 48 chondrules 48 assumed planets circling 48 curved spacetime 48 Spitzer infrared spectrograph 48 comets moons 48 distant quasars 48 Cassini spacecraft orbiting 48 subsurface ocean 48 subatomic particle 48 Wide Angle Search 48 Pluto Charon 48 Peter Capak 48 planet WASP #b 48 exo planets 48 Type Ib 48 chromosphere 48 Jovian atmosphere 48 HAT P 48 interstellar dust grains 48 Jupiter Uranus 48 gamma ray bursts 48 celestial object 48 Pluto dwarf 48 ionized atoms 48 Mercury exosphere 48 galaxy formation 48 smallest exoplanets 48 Brownian particles 48 HD# [005] 48 Bill Borucki Kepler 48 gamma rays 48 nosed mole 48 proto planetary disks 48 constellation Perseus 48 emits alpha 48 neutrons protons 48 iridium layer 48 superconducting qubit 48 HiRISE camera aboard 48 planetary embryos 48 NASA Voyager spacecraft 48 Helmi stream 48 ultraviolet sunlight 48 helium ions 48 multi celled 48 silicates 48 Makemake 48 sun corona 48 spectral measurements 48 constellation Lacerta 48 Supermassive black 48 Geminid meteors 48 subatomic particles 48 asteroids orbiting 48 Saturn moons Titan 48 carbonaceous chondrites 48 Kuiper belt 48 baryon acoustic oscillations 48 Hubble Captures 48 detect gamma rays 48 outer corona 48 Carinae 48 Saturnian moon 48 Gliese #g 48 cosmic ray particles 48 CLG J# # 48 Cepheus 48 Antiope 48 ultraviolet radiation emitted 48 Jupiter magnetosphere 48 RY Sagittarii 48 fluorescing 48 spiral galaxy 48 X ray Observatory 48 Hipparcos 48 constellation Serpens 48 Astrophysicists 48 Pegasus constellation 48 antiquarks 48 atomic nuclei 48 Corona Borealis 48 La Silla Chile 48 Titan smoggy 48 Canes Venatici 48 Gliese #G 48 distant galaxy clusters 48 Surface Composition Spectrometer 48 exoplanetary 48 Particle acceleration 48 Milky Way 48 redshift 48 planetesimal 48 CoRoT 9b 48 Mercury Uranus 48 skim scour 48 absorbs photon 48 SDSS II 48 thermonuclear reactions 48 Astrophysics MOA 48 Giovanni Cassini 48 Churyumov Gerasimenko 48 dustier stormier atmosphere 48 constellation Ophiuchus 48 Lightning flickered 48 Pluto Eris 48 protons electrons 48 OGLE TR 48 Super Earths 48 asteroseismology 48 Warmer harvests 48 diatomic 48 Epsilon Indi 48 Astronomers Discover 48 velocity dispersion 48 supergiants 48 planets constellations 48 Earthlike 48 heliosphere shields 48 multiband imaging photometer 48 Comet #P/Holmes 48 radiating outward 48 Geminids meteor shower 48 Candor Chasma 48 X ray observatories 48 Earth ionosphere 48 hydrogen helium 48 galaxy supermassive black 48 neutralino 48 Nikku Madhusudhan 48 methyl cyanide 48 orbiting Chandra 48 antiparticle 48 Grimsvötn volcano 48 colder denser 48 gravitationally lensed 47 Scorpii 47 Nasa spacecraft 47 silicate mantle 47 arcminutes 47 Orionids 47 protons neutrons 47 QQ# 47 Bronchial thermoplasty beams 47 Milky Way galaxy 47 Taurus Littrow Valley 47 Greenhouse gases trap 47 detritus perched 47 arcsecond 47 constellation Cygnus 47 lava flowed 47 supernova remnant Cassiopeia 47 constellation Canis Major 47 Pleiades star 47 Giovanni Fazio 47 astronomer Clyde Tombaugh 47 Kuiper belt disc 47 dusty cocoons 47 bubbling lava 47 cometary material 47 streaking diagonally across 47 Spiral galaxies 47 Meteor showers 47 smallest extrasolar planet 47 Pinwheel Galaxy 47 noctilucent clouds 47 B mesons 47 transiting exoplanets 47 CAIs 47 Descent Imager Spectral Radiometer 47 Spitzer infrared 47 Type Ia supernovae 47 breathing supersonic combustion 47 baryon 47 Phys. Rev. Lett 47 moon Iapetus 47 Chandra Observatory 47 pions 47 baryonic matter 47 comet Lulin 47 Comet Hartley 2 47 moon Mab 47 Earthlike planet 47 energetic cosmic rays 47 gamma rays X rays 47 axion 47 retroreflector 47 asteroid collisions 47 gamma ray emission 47 Triangulum Galaxy 47 photons particles 47 diffuse aurora 47 outermost planets 47 nursery Carina Nebula 47 oblate spheroid 47 Carl Sagan imagined 47 moon Mimas 47 galactic cosmic rays 47 collisional 47 Venusian atmosphere 47 Extrasolar 47 XMM Newton 47 novae 47 quasars 47 Saturn Uranus Neptune 47 Alycia Weinberger 47 zinc sulfide 47 occultations 47 supernovae 47 SN #cr 47 TrES 47 Carbon nanotubes CNTs 47 faraway galaxies 47 Scanning electron microscope 47 carbonaceous chondrite 47 ultraviolet wavelengths 47 gravitational attraction 47 outer layers 47 proto planetary disk 47 carbon cenospheres 47 spiral galaxy Messier 47 corona discharge 47 thermonuclear explosions 47 Invisibility cloak 47 slender crescent 47 electron volt 47 heliosheath 47 Cosmic rays 47 lapilli 47 Mount Bosavi 47 Rydberg atom 47 RR Lyrae 47 asterism 47 magnetic polarity 47 galactic cosmic radiation 47 arcsec 47 Cherenkov radiation 47 GRBs 47 found circling Gliese 47 Stefan Immler 47 nebulas clouds 47 superstrings 47 Sombrero Galaxy 47 spherical shell 47 twinkle twinkle 47 Antennae Galaxies 47 constellation Libra 47 hadrons 47 extrasolar planet 47 Aurigae 47 meteor streaked across