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(Click for frequent words.) 72 gravitational wave 72 gravitational radiation 67 quasars 67 cosmic rays 67 Gravitational waves 67 distant galaxies 66 GRBs 66 neutron star 66 gamma ray bursts 66 neutron stars 65 X ray emission 65 galaxy clusters 65 supernovae 64 gamma rays 64 spacetime 64 WIMPs 64 galaxies 64 neutrinos 64 detect gravitational waves 64 quasar 64 magnetic fields 64 Higgs particle 63 gravitational lensing 63 neutrino 63 Hawking radiation 62 starburst galaxies 62 supermassive black holes 62 gamma ray burst 62 astrophysical 62 magnetar 62 supersymmetric particles 62 cosmic ray 61 solar corona 61 galactic cosmic rays 61 accretion disk 61 dwarf galaxy 61 photons 61 accretion disks 61 subatomic particles 61 active galactic nuclei 61 distant quasars 61 Alfvén waves 61 distant supernovae 61 AGNs 61 general relativity 61 quark gluon plasma 61 merging galaxies 60 pulsars 60 supermassive black hole 60 Alfven waves 60 Earthlike planets 60 galaxies collide 60 X ray telescopes 60 extrasolar planets 60 magnetic reconnection 59 pulsar 59 axions 59 cosmic microwave background 59 cosmological distances 59 magnetic monopoles 59 cosmic phenomena 59 millisecond pulsars 59 supernovas 59 X ray wavelengths 59 fainter objects 59 cosmic particles 59 distant galaxy 59 Higgs bosons 59 CMEs 58 muons 58 luminous galaxies 58 Astrophysicists 58 galaxy formation 58 Earth magnetosphere 58 sterile neutrino 58 interstellar clouds 58 antimatter particles 58 astronomers 58 millisecond pulsar 58 solitons 58 exoplanets 58 cosmic ray particles 58 energetic electrons 58 XMM Newton 58 quantum tunneling 58 supernova explosions 58 Type Ia supernovas 58 magnetars 58 relativistic particles 58 GRB # 58 blazars 58 solar flares 58 gravitational lenses 58 LIGO 58 distant supernovas 58 comets 58 comet nucleus 58 X ray pulses 57 SN #A 57 rocky planets 57 radial velocity 57 comet 57 blazar 57 redshift 57 electron neutrinos 57 galaxy cluster 57 dwarf galaxies 57 Fermi telescope 57 neutralinos 57 globular clusters 57 W boson 57 extrasolar 57 axion 57 cosmologists 57 infrared radiation 57 astrophysical objects 57 Eta Carinae 57 Bose Einstein condensates 57 cosmic gamma rays 57 Einstein theory 57 Crab Pulsar 57 CMB radiation 57 gravitational lens 57 auroral 57 elliptical galaxies 57 interstellar dust 57 interstellar dust clouds 57 X ray observatories 57 Hubble observations 57 planets 57 supermassive stars 57 Gamma ray bursts 57 redshifts 57 afterglows 56 quantum gravity 56 supernova 56 vortices 56 magnetosphere 56 helium atoms 56 Andromeda galaxy 56 gravitational interactions 56 astronomical objects 56 extragalactic 56 gravitons 56 baryon 56 Cepheids 56 astrophysicists 56 gamma ray emission 56 substorm 56 RHESSI 56 substorms 56 coronal mass ejections 56 particle acceleration 56 colliding galaxies 56 SUSY 56 gaseous planet 56 ionosphere 56 habitable planets 56 supernova explosion 56 Type Ia supernovae 56 TGFs 56 GRB #B 56 astrophysical phenomena 56 gravitational microlensing 56 Milky Way galaxy 56 cosmic strings 56 gamma ray 56 supernova remnants 56 photon 56 exoplanet 56 brown dwarfs 56 excitons 56 moonlets 56 active galactic nucleus 56 X ray Observatory 56 terrestrial planets 56 extrasolar planetary systems 56 cosmic microwave radiation 56 auroras 56 electrons 56 novae 55 electron beams 55 galactic mergers 55 HD#b 55 Cosmic Microwave Background 55 extrasolar planet 55 plasmons 55 impactors 55 COROT 55 interferometry 55 meteoroid 55 planet magnetosphere 55 NASA Wilkinson Microwave 55 starburst galaxy 55 Andromeda Galaxy 55 galaxy M# [002] 55 WASP #b 55 high redshift galaxies 55 strangelets 55 high temperature superconductivity 55 GRB# 55 atomic nuclei 55 ionized gas 55 muon neutrino 55 X ray afterglow 55 RXTE 55 gravitational 55 planetary nebulae 55 optical wavelengths 55 terahertz radiation 55 Fermi LAT 55 Milky Way Galaxy 55 submillimeter 55 superstrings 55 infall 55 Higgs boson 55 elliptical galaxy 55 earthlike planets 55 galaxy 55 intrinsic brightness 55 HM Cancri 55 type Ia supernova 55 supermassive 55 nebulae 55 Higgs boson particle 55 microlensing 55 magnetic flux 55 supersymmetry 55 cosmological theories 55 Lyman alpha 55 occultations 55 Galactic cosmic rays 55 neutrino particles 55 shorter wavelengths 55 atomic particles 55 lensing galaxy 55 nucleosynthesis 55 Milky Way 54 galactic clusters 54 spectroscopic measurements 54 faraway galaxies 54 asteroids 54 laser pulses 54 optical interferometry 54 interferometers 54 proto galaxies 54 Active Galactic Nuclei 54 astrometry 54 Cosmologists 54 neutrons 54 NASA Chandra 54 optical telescopes 54 celestial object 54 jovian 54 muon 54 type Ia supernovae 54 quantum particle 54 supersymmetric 54 spectroscopic observations 54 circumstellar 54 filamentary structure 54 geoneutrinos 54 Virgo Cluster 54 Saturn rings 54 superluminal 54 Cherenkov radiation 54 positrons 54 globular cluster 54 ULIRGs 54 hypervelocity stars 54 X ray photons 54 protostar 54 relativistic jets 54 GALEX 54 ejecta 54 Oort Cloud 54 infalling 54 meteoroids 54 X ray observatory 54 exciton 54 particle beams 54 particle astrophysics 54 Geminga 54 exoplanets orbiting 54 particle colliders 54 transiting planets 54 planets orbiting distant 54 Cosmic rays 54 KBOs 54 HD #b [002] 54 gamma ray flares 54 Kuiper belt objects 54 Higgs singlet 54 starquakes 54 transiting exoplanets 54 cosmic ray collisions 54 Kuiper Belt Objects 54 protostars 54 masers 54 Astrophysical 54 hydrogen nuclei 53 proton collisions 53 phonons 53 X ray binary 53 Higgs Boson 53 electroweak 53 evanescent waves 53 GEO# 53 heliosphere 53 X ray binaries 53 quantum entanglement 53 exoplanetary 53 Wilkinson Microwave Anisotropy Probe 53 gravity warps 53 W bosons 53 HII regions 53 faint galaxies 53 magnetotail 53 sodium atoms 53 Advanced LIGO 53 ESA XMM Newton 53 diffuse aurora 53 gamma rays emitted 53 GRB 53 Bullet Cluster 53 polarimetry 53 redshifted 53 numerical simulations 53 entangled quantum 53 weak gravitational lensing 53 Saturn magnetosphere 53 protoplanetary disk 53 noctilucent clouds 53 gravitationally bound 53 magnetospheric 53 Toutatis 53 cosmic collisions 53 gamma ray photons 53 GJ #b [001] 53 planets moons 53 Laser Interferometer Gravitational Wave 53 mantle plumes 53 Henize #-# 53 collisional 53 red supergiants 53 reionization 53 Gamma rays 53 Wolszczan 53 CMB photons 53 gravitational redshift 53 Hawking Radiation 53 retrograde orbits 53 Beta Pictoris b 53 particles 53 antineutrinos 53 submillimeter galaxies 53 pions 53 metallicity 53 Venusian atmosphere 53 Saturn aurora 53 Enceladus 53 Earthlike planet 53 polaritons 53 VHE gamma rays 53 planetesimals 53 ionospheric 53 aurorae 53 subatomic particle 53 Astronomers 53 muon neutrinos 53 seismic waves 53 supergiant star 53 galactic magnetic 53 gamma ray bursts GRBs 53 infrared photons 52 gamma ray flashes 52 sunspots 52 GeV 52 galactic collisions 52 Fomalhaut b 52 Anisotropy Probe WMAP 52 PSR J# 52 galactic cores 52 sparticles 52 moonquakes 52 exo planets 52 Magellanic Clouds 52 gravitational attraction 52 dynamical 52 infalling gas 52 asteroid 52 binary quasar 52 THz radiation 52 proton proton collisions 52 attosecond 52 Evolution Explorer 52 neutralino 52 comet dust 52 Kuiper belt 52 IceCube 52 Jupiter magnetosphere 52 planet orbiting 52 WIMPS 52 hypervelocity star 52 eclipsing binary 52 gravitational wobbles 52 anisotropy 52 Komossa 52 singularities 52 protoplanetary disks 52 outer planets 52 Hanny Voorwerp 52 colliders 52 Gamma ray burst 52 planetary orbits 52 Leonids 52 permanently shadowed craters 52 helium ions 52 interstellar particles 52 interstellar dust grains 52 Earth ionosphere 52 Arches Cluster 52 kaons 52 Bose Einstein condensate 52 TrES 4 52 diffraction pattern 52 oscillations 52 Supernovae 52 lightwaves 52 protons 52 SMBHs 52 aurora 52 proplyds 52 VLTI 52 RS Ophiuchi 52 Antennae Galaxies 52 Oort cloud 52 terahertz waves 52 theoretical particle 52 microlensing events 52 quantum particles 52 interstellar medium 52 surface plasmons 52 celestial bodies 52 periodic dimming 52 superfluid 52 photons emitted 52 microquasar 52 geomagnetic storms 52 WMAP 52 exosphere 52 GJ#b 52 ESO VLT 52 spherically symmetric 52 soliton 52 galactic disk 52 distant quasar 52 WMAP satellite 52 binary asteroid 52 sterile neutrinos 52 antimatter 52 Comet Tempel Tuttle 52 periodic oscillations 52 GJ #b [002] 52 YORP effect 52 gravitational pulls 52 planemos 52 Computer simulations 52 spiral galaxies 52 aerosol particles 52 Doppler shifts 52 pentaquark 52 quantum mechanically 52 excitations 52 surface plasmon 52 magnetic monopole 52 radial velocity method 52 photosphere 51 Corot 7b 51 spinning neutron stars 51 Cosmic Background Explorer 51 extraterrestrial civilizations 51 coronal loops 51 interacting galaxies 51 electron 51 antiparticle 51 Keck telescope 51 antiprotons 51 quasiparticles 51 subatomic 51 ultraviolet wavelengths 51 hot Jupiters 51 helium nuclei 51 SMBH 51 stellar seismology 51 antiparticles 51 spectroscopically 51 Microlensing 51 quasiparticle 51 extrasolar planets orbiting 51 oppositely directed 51 Saturnian moon 51 cometary material 51 icy moons 51 alien civilizations 51 heliospheric 51 Saturn moon Enceladus 51 coronal mass ejections CMEs 51 orbiting gamma ray 51 gravitational interaction 51 Planck satellite 51 SN #C 51 entangled photons 51 spectroscopic 51 superfluids 51 baryonic 51 Einstein relativity theory 51 inhabitable planets 51 astronomical observations 51 P/# A2 51 LHC experiments 51 Rossby waves 51 orbiting planets 51 tiniest particles 51 Photons 51 elongated orbits 51 mesosphere 51 tholins 51 transiting planet 51 polar vortex 51 Cygnus X 51 G#.# +#.# 51 Maxwell equations 51 Doppler shift 51 gamma ray observatory 51 Voorwerp 51 foreground galaxy 51 Muons 51 stellar occultations 51 Cepheid variables 51 Brownian motion 51 globulars 51 energetic cosmic rays 51 XMM Newton observations 51 atoms 51 dynamical processes 51 boson 51 Bose Einstein condensation 51 particles WIMPs 51 comet tail 51 red supergiant 51 proto planetary disk 51 supernova remnant 51 electron neutrino 51 planets orbits 51 Comet Lulin 51 Astrophysical Journal 51 Upsilon Andromedae 51 cosmic cannibal 51 meteoritic material 51 Distant galaxies 51 SN #gy 51 Gravitational lensing 51 God Particle 51 ultracold 51 habitable worlds 51 cometary dust 51 XMM Newton satellite 51 Kazantzidis 51 planets comets 50 supernovae explosions 50 bosons 50 AB Aurigae 50 moon Enceladus 50 tau neutrinos 50 VLBA 50 solar nebula 50 x ray pulses 50 WHIM 50 nucleon 50 Milky Way halo 50 matter antimatter asymmetry 50 Antenna LISA 50 Neutron stars 50 Ulysses spacecraft 50 positron 50 carbonate minerals 50 spherules 50 J# +# [002] 50 RHIC 50 Pluto Charon 50 Orionid 50 Type Ia supernova 50 weakly interacting 50 detect gamma rays 50 solar neutrinos 50 radial velocity technique 50 electron orbits 50 galactic halo 50 Keck Telescope 50 rotating neutron stars 50 hypernova 50 cosmic 50 planets orbiting 50 Higgs Boson particle 50 angular momentum 50 alpha particles 50 CoRoT 9b 50 antiquarks 50 superlens 50 Red Rectangle 50 quantum mechanical 50 Coma Cluster 50 branes 50 quantum mechanics 50 neutral mass spectrometer 50 MIT planetary scientist 50 elliptical orbits 50 dust devils 50 comets orbiting 50 CERN experiments 50 Seyfert galaxies 50 magma ocean 50 gravitational tugs 50 protons collide 50 energetic gamma rays 50 BP Psc 50 Very Large Array 50 Crab Nebula 50 Cancri e 50 Anisotropy Probe 50 cosmos 50 Astrophysical Journal Letters 50 LOFAR 50 submillimeter wavelengths 50 Orionids 50 Laser Interferometer Space 50 habitable zones 50 UVOT 50 gluon 50 cosmological 50 Adam Riess 50 Gliese #c 50 celestial objects 50 observable phenomena 50 cosmological constant 50 Martian dust 50 particle detectors 50 Wolf Rayet star 50 interstellar cloud 50 proton 50 ESA Integral 50 coronal mass ejection 50 Comet Hale Bopp 50 infrared wavelengths 50 VIRTIS 50 VY Canis Majoris 50 planets orbiting stars 50 antihydrogen 50 brown dwarf 50 circumstellar disk 50 exo planet 50 comet Tempel Tuttle 50 moonlet 50 Astrophysics Cambridge Mass. 50 planetary Transits 50 interferometer 50 rotational axis 50 synchrotron emission 50 nebula 50 microwave photons 50 Jupiter moon Io 50 luminosities 50 undiscovered particle 50 Gamma ray 50 infrared observatory 50 RRATs 50 Corot 9b 50 planets circling 50 dwarf spheroidal galaxies 50 particle physics experiments 50 bosonic 50 highly elliptical orbits 50 pseudogap 50 Grillmair 50 astrobiological 50 HARPS spectrograph attached 50 water vapor 50 meteor impacts 50 Raman scattering 50 smallest exoplanet 50 Saturn auroras 50 Solar System 50 superclusters 50 Epsilon Eridani 50 coronal holes 50 Carina constellation 49 infrared telescopes 49 galaxy NGC 49 tidally 49 phonon 49 Einstein equations 49 sunlike stars 49 diffraction patterns 49 stellar nurseries 49 chondrules 49 volcanic plumes 49 visible wavelengths 49 coronal heating 49 dust enshrouded 49 Kashlinsky 49 Jenniskens 49 emits X rays 49 hematite mineral 49 waveguides 49 protoplanet 49 Comet Hartley 49 Triangulum Galaxy 49 antiproton 49 Neil Gehrels 49 emit X rays 49 gravitationally 49 spectroscopic analysis 49 relativity theory 49 ionisation 49 wavefunction 49 super Earths 49 particle accelerators 49 X ray beams 49 constellation Perseus 49 vibrational 49 Solar flares 49 Hale Bopp 49 hadrons 49 Cassini ion 49 MARSIS 49 cometary 49 protoplanets 49 Fermilab accelerator 49 Neutrinos 49 auroral activity 49 dynamical evolution 49 BECs 49 convective 49 MARSIS radar 49 Gehrels 49 extraterrestrial UFOs 49 NEAs 49 planet Uranus 49 Galaxy Evolution 49 NuSTAR 49 observable universe 49 Saturn moons 49 brightnesses 49 cometary debris 49 hydrogen atoms 49 Mössbauer 49 galaxy M# [001] 49 electromagnetic waves 49 particle 49 meteoroid impacts 49 planet HD #b 49 Chandra X ray 49 geomagnetic activity 49 Galilean moons 49 OGLE TR #b 49 electron spin 49 Werthimer 49 interferometric 49 baryons 49 Galileo spacecraft 49 GQ Lupi 49 Helix Nebula 49 Hot Jupiters 49 Type 1a supernovae 49 moon Io 49 Planck 49 Pieter van Dokkum 49 wormholes 49 Martian craters 49 electrons protons 49 Apophis asteroid 49 Keck Interferometer 49 superheavy elements 49 dense neutron stars 49 Astrophysics 49 Weakly Interacting Massive Particles 49 comets asteroids 49 planet gravitational tug 49 ionized particles 49 retrograde orbit 49 detect neutrinos 49 cosmological parameters 49 auroral displays 49 detecting gravitational waves 49 DZero 49 stellar occultation 49 nebular 49 SDSS II 49 electric dipole 49 accreting 49 ultraluminous galaxy 49 asteroseismology 49 sulfur isotope 49 sulfate aerosols 49 supergiant stars 49 Tevatron experiments 49 photonic crystal 49 constellation Aquarius 49 NASA Cassini spacecraft 49 infrared astronomy 49 asteroids comets 49 radiative cooling 49 cryovolcanism 49 planet transits 49 Omega Centauri 49 planetesimal 49 Telescope Array 49 Fermi Telescope 49 fermions 49 galactic 49 Cosmic Microwave Background CMB 49 Elenin 49 velocities 49 missing baryons 49 CDMS experiment 49 gamma ray telescopes 49 gravitational tides 49 cosmology 49 Z boson 49 planetary transits 49 Rydberg atom 49 multipartite entanglement 49 circumstellar disks 49 APXS 49 celestial phenomena 49 Gal Yam 49 heliopause 49 Orion Nebula 49 Smithsonian astronomer 49 volcanic aerosols 49 spatial dimensions 49 volcanism 49 blue straggler 48 lunar craters 48 Fermi Gamma ray 48 ESO Very Large Telescope 48 radiative 48 Extrasolar planets 48 plasmon 48 decoherence 48 relativistic protons 48 ions 48 Bose Einstein Condensate 48 cosmological models 48 atmospheric disturbances 48 orbited Jupiter 48 deuterium atoms 48 electromagnetic flux 48 silicate dust 48 fermionic 48 Bug Nebula 48 strangelet 48 surface plasmon polariton 48 chemical abundances 48 X ray spectrometer 48 millimeter wavelengths 48 NASA QuikScat satellite 48 journal Icarus 48 RS Oph 48 Supermassive black 48 optical spectra 48 macroscopic objects 48 ultracold gases 48 Epsilon Aurigae 48 icy comets 48 planetary atmospheres 48 galactic alignment 48 Cassini Huygens 48 ROSAT 48 CoRoT 48 planets atmospheres 48 Kepler spacecraft 48 spicules 48 quantum oscillations 48 nucleons 48 electron positron 48 Gondolo 48 elusive Higgs 48 Astrophysics MOA 48 Lyrids 48 coronal loop 48 atomic nucleus 48 magnetic vortices 48 bolide 48 cosmic dust 48 coronagraph 48 cosmic neutrinos 48 Einstein theories 48 gamma ray radiation 48 gravitational wobble 48 blue supergiant 48 ultracold atoms 48 optical lattices 48 Rayleigh scattering 48 thermonuclear reactions 48 SIM PlanetQuest 48 neutrino beam 48 plasmasphere 48 Mpc 48 phyllosilicates 48 Particle physics 48 ion collisions 48 Earth orbiting satellites 48 GLAST telescope 48 frequency combs 48 Earths orbiting 48 Sara Seager 48 SNe Ia 48 Super Earths 48 plasmonic 48 ionization 48 orbital angular momentum 48 sonoluminescence 48 Kuiper Belt objects 48 particle collisions 48 Gravitational 48 laser pulse 48 CoRoT 7b 48 exoplanetary systems 48 Optical Gravitational Lensing Experiment 48 nuclei 48 proton proton 48 Comet Halley 48 terahertz rays 48 proto planetary disks 48 telescopes astronomers 48 supercurrent 48 Mandushev 48 Earthlike 48 planet WASP #b 48 giant elliptical galaxies 48 TrES 48 constellation Ursa Major 48 quasicrystal 48 quark 48 atmospheric aerosols 48 ESO PR 48 electromagnetic radiation 48 graviton 48 ESO telescope 48 MiniBooNE 48 microwave radiation 48 electromagnetic signals 48 meteors 48 neutrino mass 48 WM Keck Observatory 48 NASA Cassini 48 massless particles 48 supersolid 48 star Gliese 48 osmium 48 fermionic condensate 48 optical microscopy 48 strange quarks 48 HUDF 48 cosmological observations 48 Nasa spacecraft 48 faintest galaxies 48 astrophysics 48 Fermilab Tevatron 48 comet Wild 48 organic molecules 48 radio occultation 48 nanolasers 48 GRB #A 48 asteroidal 48 cosmic ray flux 48 SN#A 48 colliding protons 48 starlight 48 photons particles 48 telescopes 48 Magnetars 48 Tycho supernova remnant 48 XTE J# 48 Martian rocks 48 galactic bulge 48 baryon acoustic oscillations 48 Richard Mushotzky 48 inhomogeneities 48 strange quark 48 spectroscopy 48 submillimetre 48 Trojan asteroids 48 cosmic radiation 47 X ray emitting 47 occultation 47 Solar Orbiter