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(Click for frequent words.) 73 alien civilizations 65 extraterrestrial civilization 64 exoplanetary 61 cosmic phenomena 61 extraterrestrials 60 supersymmetric particles 60 sterile neutrino 60 extrasolar 60 planemos 60 alien beings 59 Kuiper Belt Objects 59 extraterrestrial 59 UFO phenomena 58 habitable planets 58 Higgs bosons 58 habitable worlds 58 Gliese #c 58 detect gravitational waves 57 earthlike planets 57 astrophysical objects 57 extraterrestrial UFOs 57 inhabitable planets 57 astrophysical phenomena 57 extrasolar planetary systems 57 infrared telescopes 56 Fermi telescope 56 extragalactic 56 interplanetary spacecraft 56 Earthlike planets 56 planetary Transits 56 neutralinos 56 Higgs boson particle 56 extrasolar worlds 56 highly elliptical orbits 56 Gamma ray burst 56 detect gamma rays 56 axions 56 radial velocity method 56 gravitational wave 56 Elenin 56 Extraterrestrial Intelligence 56 distant supernovae 55 Cosmic Microwave Background 55 gravitational lenses 55 extraterrestrial visitation 55 Gravitational waves 55 supergiant stars 55 antineutrinos 55 Voyager probes 55 Evolution Explorer 55 gamma ray observatory 55 jovian 55 Corot 7b 55 Nibiru 55 Drake Equation 55 Earthlike planet 55 Werthimer 55 GJ #b [001] 55 Epsilon Eridani 55 occultations 55 energetic cosmic rays 55 Vakoch 55 Higgs Boson particle 55 radial velocity 54 Nasa Kepler 54 comets meteors 54 contactees 54 cosmological 54 planet Gliese #g 54 neutrino 54 extra terrestrials 54 neutralino 54 Fermi paradox 54 astronomical phenomena 54 extrasolar planets orbiting 54 interstellar distances 54 particle acceleration 54 superfluids 54 astrobiological 54 exo planet 54 Kuiper belt objects 54 astronomical objects 54 radial velocity technique 54 transiting planets 54 Gliese #d 54 satellites orbiting 54 gravitational microlensing 54 Higgs particle 54 neutrino particles 54 quantum entanglement 54 Extraterrestrials 54 Cosmologists 54 Geminga 54 cosmological theories 53 intelligent beings 53 Sasselov 53 prebiotic molecules 53 extraterrestrial beings 53 cosmic cannibal 53 Planetary Transits 53 homochirality 53 exo planets 53 Kuiper Belt Object 53 ETs 53 CMB radiation 53 Fermi Paradox 53 magnetars 53 circumstellar disks 53 Dan Werthimer 53 Earthlike 53 cosmic ray 53 Telescope Array 53 X ray telescopes 53 Comet Hartley 2 53 subatomic particle 53 comets asteroids 53 X ray observatory 53 exoplanets orbiting 53 exosolar planets 53 sunlike stars 53 astrophysical 53 quantum teleportation 53 magnetic reconnection 53 planets constellations 53 binary asteroid 53 Jill Tarter 53 Crab Pulsar 53 planetary atmospheres 53 ray Space Telescope 53 permanently shadowed craters 53 planets orbiting distant 53 Tau Ceti 53 cosmological distances 53 galaxy M# [001] 53 binary asteroids 53 spectroscopic measurements 52 Jovian moon 52 antimatter particles 52 quantum particles 52 Jupiter icy moons 52 reionization 52 Planck satellite 52 antiparticle 52 Astrophysicists 52 coronal loops 52 planet Uranus 52 type Ia supernova 52 distant supernovas 52 planetary surfaces 52 astrometry 52 intracluster 52 magnetic substorms 52 extrasolar planetary 52 asteroid impacts 52 spectral fingerprint 52 eclipsing binary 52 Wolszczan 52 Galilean satellites 52 smallest exoplanet 52 Prophet Yahweh 52 Galilean moons 52 Toutatis 52 moonquakes 52 superstrings 52 Kuiper belt object 52 Project Ozma 52 microlensing technique 52 Submillimeter Array 52 extraterrestrial origin 52 Saturn Enceladus 52 Weakly Interacting Massive Particles 52 Cassini Huygens 52 VHE gamma rays 52 merging galaxies 52 tropospheric warming 52 electromagnetic signals 52 Convection Rotation 52 icy comets 52 planetary orbits 52 NEAs 52 RHESSI 52 galactic cosmic rays 52 Bruce Jakosky 52 Nasa spacecraft 52 lunar craters 52 substorm 52 muon neutrino 52 active galactic nuclei 52 microlensing events 52 stellar occultations 52 asteroidal 52 Exoplanet 52 substorms 52 orbit GEO 52 sized planets orbiting 52 X ray spectrometer 52 gravitational radiation 52 Keck telescope 51 gravitational waves 51 neutrino oscillations 51 NASA Lunar Prospector 51 optical spectra 51 Manipulative Extraterrestrials 51 extraterrestial 51 gravitational lens 51 microwave radiometers 51 Jovian moons 51 cosmic ray particles 51 faraway planets 51 Comet Halley 51 unmanned probes 51 Extraterrestrial Intelligence Institute 51 Einstein theories 51 X ray observatories 51 astrobiologists 51 intrinsic brightness 51 planetary 51 blazar 51 Cometary 51 COROT 51 extrasolar planets 51 magnetic monopoles 51 Climate Experiment GRACE 51 satellites orbiting Earth 51 protoplanetary 51 colliders 51 Perseus Cluster 51 ESA Integral 51 polarimetry 51 transiting planet 51 exobiology 51 asteroids comets 51 Deep Impact comet 51 Voyager spacecraft 51 luminous galaxies 51 Wolf Rayet stars 51 SN #A 51 moons Phobos 51 Kepler 9c 51 spacecrafts 51 NASA Wilkinson Microwave 51 OGLE TR #b 51 Laser Interferometer Gravitational Wave 51 cosmologists 51 Upsilon Andromedae 51 celestial phenomena 51 distant quasars 51 type Ia supernovae 51 technological singularity 51 relativity theory 51 Maxwell equations 51 CDMS experiment 51 starquakes 51 planets 51 moon Io 51 fainter objects 51 SPICAM 51 Array ALMA 51 Earths orbiting 51 WIMPS 51 SUSY 51 Rydberg atom 51 magnetospheres 51 planet Nibiru 51 electron electron 51 nanoworld 51 infrasound 51 optical interferometry 51 Martians invading 51 spectroscopically 51 supergiant star 51 spaceborne 51 Jenniskens 51 pulsars 51 neutrino detectors 51 Earth ionosphere 51 Earth orbiting satellites 51 quantum particle 51 mineralogical composition 51 cosmological parameters 51 robotic spacecraft 51 Terrians 51 Pluto Charon 51 outer planets 51 Percival Lowell 50 Fomalhaut b 50 planet magnetosphere 50 TGFs 50 habitable planet 50 transiting exoplanets 50 retrograde orbits 50 electron neutrinos 50 orbital resonance 50 orbital rendezvous 50 VB #b 50 biosignatures 50 exopolitics 50 radiotelescope 50 exoplanets 50 spinning neutron stars 50 geosynchronous 50 Manned missions 50 meteoritic material 50 active galactic nucleus 50 neutrino oscillation 50 Mars landers 50 microlensing 50 CoRoT satellite 50 galactic alignment 50 masers 50 planetary missions 50 Ground penetrating radar 50 Henize #-# 50 contactee 50 UDFy # 50 interstellar 50 Particle physics 50 solar corona 50 quantum weirdness 50 gamma ray telescopes 50 noctilucent clouds 50 outermost planets 50 Epoxi 50 moons orbiting 50 NASA Kepler spacecraft 50 Giovanni Cassini 50 Fashion Movie Reviews 50 KBOs 50 Jupiter moon Io 50 electromagnetic flux 50 exoplanets planets 50 gamma ray detectors 50 Uranian 50 cosmic microwave radiation 50 millisecond pulsars 50 gravitons 50 moon Europa 50 chemtrails 50 planets orbiting stars 50 lunar perigee 50 Exoplanets 50 Saturn aurora 50 neutrino experiments 50 multipartite entanglement 50 quantum phenomena 50 extrasolar planet 50 ionospheric 50 Galileo spacecraft 50 ufologists 50 interplanetary 50 X ray binaries 50 Astrophysics MOA 50 blazars 50 Spaceguard 50 Cancri e 50 hypervelocity stars 50 geoneutrinos 50 retrograde orbit 50 Cepheids 50 Fritz Zwicky 50 auroral emissions 50 EPOCh 50 spacefaring civilization 50 mental telepathy 50 microbial ecosystems 50 #P/Churyumov-Gerasimenko 50 X ray wavelengths 50 GLAST telescope 50 graviton 50 rocky planets 50 cosmic particles 50 ESA XMM Newton 50 ESA Cluster 50 terrestrial planets 50 airglow 50 faint galaxies 50 Apophis asteroid 50 inter planetary 50 potentially habitable planets 50 NASA THEMIS 50 distant galaxies 50 exoplanet 50 GALEX 50 subspace 50 Rayleigh scattering 50 NASA Kepler 50 gravitational perturbations 50 antimatter 50 ESO VLT 50 hadron 50 colonize Mars 50 Epsilon Aurigae 50 planetary nebulae 50 dwarf spheroidal galaxies 49 X ray binary 49 orbited Jupiter 49 Alfvén waves 49 NASA WMAP 49 Beta Pictoris b 49 ultracold gases 49 Alycia Weinberger 49 antiparticles 49 WIMPs 49 Comet Hartley 49 Comet Elenin 49 Heisenberg Uncertainty Principle 49 Earthlings 49 distant galaxy clusters 49 submillimeter wavelength 49 diffuse aurora 49 Samuel Oschin Telescope 49 Bose Einstein condensates 49 interferometry 49 mu Arae 49 SN#A 49 magnetic monopole 49 Corot 9b 49 NASA satellites orbiting 49 millimeter wavelengths 49 crewed spacecraft 49 geomagnetic 49 Delta Cephei 49 planetary alignments 49 cosmic 49 NFIRE 49 Type Ia supernovas 49 HD#b 49 faintest galaxies 49 Observatory STEREO 49 celestial objects 49 celestial bodies 49 JIMO 49 asteroid collisions 49 relativistic proton dark 49 subsurface ocean 49 Doppler shifts 49 matter antimatter asymmetry 49 Gamma ray 49 Mössbauer 49 Hipparcos 49 Christopher Chyba 49 Solar Orbiter 49 terahertz waves 49 neutrino beam 49 stellar occultation 49 coronal heating 49 God Particle 49 Type Ia supernovae 49 Kepler Mission 49 binary quasar 49 ESA Planck 49 enters lunar orbit 49 COROT exo 3b 49 neutron spectrometer 49 abiogenesis 49 exoplanetary systems 49 geostationary orbits 49 weakly interacting 49 celestial mechanics 49 meteoroid 49 faraway galaxy 49 Kepler Space Telescope 49 LADEE 49 HM Cancri 49 periodic dimming 49 exoplanet atmospheres 49 Faint Object 49 astronomers 49 AGNs 49 astrophysicists 49 radar interferometry 49 psychic phenomena 49 Wide Angle Search 49 Active Galactic Nuclei 49 insect cyborgs 49 Photons 49 HESS telescopes 49 sterile neutrinos 49 supervolcanoes 49 Gliese #G 49 robotic rovers 49 WHIM 49 invisibility cloaking 49 Cosmic Background Explorer COBE 49 Higgs singlet 49 APXS 49 HAARP 49 BaBar experiment 49 observable phenomena 49 robotic probes 49 asteroid 49 orbital inclination 49 Galactic cosmic rays 49 quasars 49 wavebands 49 WASP #b 49 cosmological models 49 planets Uranus 49 particle colliders 49 Gal Yam 49 brightest supernova 49 civilizations 49 LEO satellites 49 interstellar dust grains 49 Martian craters 49 RY Sagittarii 49 WMAP satellite 49 Mini TES 49 Alfven waves 49 BLG #Lb 49 celestial sphere 49 telescopes astronomers 49 high temperature superconductivity 49 strangelets 49 NASA Cassini 49 plutoids 49 orbiting spacecraft 49 UFOS 49 Global Positioning Satellites 49 cosmological observations 49 Konacki 49 Jupiter moons 49 gluon 49 robotic landers 49 nebular 49 particle detectors 49 planets astronomers 49 astronomy observatory 49 gamma ray flashes 49 quantum tunneling 49 Cassini spacecraft orbiting 49 spectroscopic analysis 48 relativistic particles 48 Red Rectangle 48 planetary transits 48 superheavy elements 48 GZK cutoff 48 spacetime 48 CERN LHC 48 cosmic strings 48 Muons 48 pseudogap 48 astrometric 48 RRATs 48 TrES 4 48 Viking landers 48 boson 48 Oort cloud 48 Quantum teleportation 48 millisecond pulsar 48 quantum metrology 48 aurorae 48 dwarf spheroidal 48 optical telescopes 48 SNR #-#.# 48 Kepler spacecraft 48 filamentary structure 48 pseudogap phase 48 Arecibo Observatory 48 planets orbiting 48 gamma ray flares 48 Mars orbiting spacecraft 48 interstellar boundary 48 JDEM 48 earthlings 48 UFOlogists 48 particle physics experiments 48 SMBH 48 photometry 48 Venusian 48 undiscovered particle 48 YU# 48 topological insulators 48 particle physicists 48 BepiColombo 48 microphysical 48 interstellar particles 48 proton decay 48 Relations Observatory STEREO 48 planet Gliese #c 48 ultrashort laser pulses 48 panspermia 48 outer space 48 gravitational slingshot 48 NASA MESSENGER 48 comets orbiting 48 quantum superposition 48 gamma ray observatories 48 galactic 48 galaxy formation 48 quantum mechanics 48 lightwaves 48 quark gluon plasma 48 gamma ray emission 48 infrared spectrometers 48 Global Surveyor 48 Cosmic Microwave Background CMB 48 Krimigis 48 Venusian atmosphere 48 Herbig Haro 48 HARPS spectrograph attached 48 P/# A2 48 Hawking radiation 48 particles WIMPs 48 axion 48 MiniBooNE 48 gravitational wobbles 48 GJ#b 48 coronal holes 48 planets atmospheres 48 Grillmair 48 optical wavelengths 48 NASA Kepler telescope 48 Nikku Madhusudhan 48 Antenna LISA 48 constellation Eridanus 48 superluminal 48 astronomical observations 48 GRB #B 48 terahertz frequencies 48 comet nuclei 48 astronomical telescopes 48 brown dwarfs 48 hypervelocity star 48 MicroFUN 48 moon Enceladus 48 Mercury magnetosphere 48 wavefunction 48 Omega Centauri 48 Gamma ray bursts 48 moons circling 48 STEREO spacecraft 48 Virgo Cluster 48 innermost planet 48 SN #ha 48 Mojzsis 48 Saturn Cassini 48 mantle plumes 48 galactic clusters 48 ultracold atoms 48 Extrasolar Planet Observation 48 HARPS instrument 48 icy moons 48 Pagan Gnostics 48 TNOs 48 Sara Seager 48 Solar TErrestrial RElations Observatory 48 THEMIS mission 48 Very Large Array 48 NFIRE satellite 48 nucleosynthesis 48 Alpha Centauri 48 ROSAT 48 exoplanets planets outside 48 robotic explorers 48 Laura Grego 48 tau neutrinos 48 infrared ultraviolet 48 BP Psc 48 ULP cepheids 48 quantum criticality 48 LOFAR 48 circumstellar 48 proton proton collisions 48 Itokawa 48 radioisotope thermoelectric generators 48 lunar equator 48 artificial intelligences 48 spacefaring 48 e MERLIN 48 Mars Odyssey spacecraft 48 wave particle duality 48 Heliospheric Observatory SOHO 48 navigate autonomously 48 Oort Cloud 48 lensing galaxy 48 galactic nuclei 48 Keck Interferometer 48 magnetospheric 48 cosmology 48 blackbody 48 atom smashers 48 Schrödinger cat 47 Fermi Gamma ray 47 nanomechanics 47 heliospheric 47 Pan STARRS 47 exosphere 47 Extraterrestrial UFOs 47 Charles Beichman 47 SuperWASP 47 G#.# +#.# 47 Anthony Remijan 47 spacecraft orbiting 47 solar neutrinos 47 distant galaxy 47 geostationary communications 47 Jodrell Bank 47 antiferromagnets 47 protons collide 47 PSR J# 47 Comet 9P/Tempel 1 47 aboard ESA Envisat 47 Solar flares 47 baryon 47 Uninhabited Aerial Vehicle 47 Gaia Hypothesis 47 NASA Solar Terrestrial 47 supersymmetric 47 Spitzer infrared spectrograph 47 zodiacal light 47 Churyumov Gerasimenko 47 macroscopic objects 47 Astrophysical 47 noctilucent 47 Keck telescopes 47 Laser Interferometer Space 47 Anisotropy Probe WMAP 47 Infrared Astronomical Satellite IRAS 47 planets comets 47 distant quasar 47 thermal infrared 47 carbonate globules 47 NASA Voyager spacecraft 47 theoretical particle 47 geosynchronous orbits 47 Pascale Ehrenfreund 47 heliophysics 47 Cosmic rays 47 noosphere 47 atmospheric phenomena 47 J# +# [002] 47 Microlensing Observations 47 Carl Sagan 47 Hubble Space Telescope HST 47 gamma ray photons 47 biosignature 47 inner Oort Cloud 47 martian meteorites 47 Gerhard Schwehm 47 SN Ia 47 hydrostatic equilibrium 47 Interstellar Boundary Explorer 47 SETI Search 47 entangled photon 47 physicist Max Planck 47 Andromeda Galaxy 47 blackholes 47 planets asteroids 47 quantum bits 47 Comet Encke 47 Mars moon Phobos 47 protoplanet 47 radioactive nuclei 47 Fermi LAT 47 SIRTF 47 UCO Lick 47 type 1a supernovae 47 Titan Saturn 47 Kepler #b 47 antineutrino 47 sentient intelligent 47 alien lifeform 47 Deep Impact Extended 47 Kuiper Belt object 47 spatially resolved 47 alien spaceships 47 gamma rays emitted 47 Microlensing 47 unicellular organisms 47 galactic cores 47 Suzaku X ray 47 planetoid 47 Rossby waves 47 astronomer Percival Lowell 47 globular clusters 47 faraway galaxies 47 GRBs 47 satellites 47 HD #b [001] 47 Pluto Eris 47 Earth biosphere 47 proto galaxies 47 dynamical 47 Saturnian 47 archons 47 hypernova 47 Milankovitch cycles 47 Auger Observatory 47 orbiting gamma ray 47 sentient robots 47 Martian lander 47 accurate atomic clocks 47 Gliese #g 47 cryovolcanism 47 Stephan Quintet 47 UFOs 47 asteroid orbit 47 Triangulum Galaxy 47 phyllosilicates 47 interstellar clouds 47 transhumanists 47 infrared astronomy 47 Lagrangian 47 imaging spectroscopy 47 Extra Terrestrial Intelligence 47 Trojan asteroids 47 Einstein equations 47 celestial object 47 Avi Loeb 47 physicists 47 cometary material 47 Seyfert galaxies 47 Gravitational lensing 47 orbiting Mars 47 Phobos Grunt 47 orbiter Mars Odyssey 47 Crab pulsar 47 Terrestrial Planet Finder 47 interstellar dust clouds 47 YORP effect 47 Shri Kulkarni 47 Hubble orbits 47 cosmos 47 asteroid Itokawa 47 robotic lander 47 gravitational lensing 47 superpositions 47 SN #D 47 blackbody radiation 47 exoplanet hunter 47 dust enshrouded 47 Anunnaki 47 supersolid 47 NASA STEREO 47 neutron scattering experiments 47 VLBA observations 47 MG J# +# 47 submillimetre 47 crustal thickness 47 Astrobiologists 47 stellar seismology 47 Avishay Gal Yam 47 isotherms 47 Eta Carinae 47 alien lifeforms 47 super Earths 47 Kuiper Belt objects 47 coronal mass ejections CMEs 47 Spudis 47 constellations planets 47 Cassini flyby 47 IRC +# 47 Orbiter LRO 47 THz radiation 47 shadow biosphere 47 geosphere 47 AERONET 47 Martian meteorites 47 Diviner 47 MARSIS radar 47 SETI 47 CoRoT 47 magnetar 47 interstellar molecules 47 choanoflagellates 47 Mimivirus 47 ultracold atomic gases 47 solar flares 47 heliocentric 47 Ufologists 47 MINOS 47 hadrons 47 Neutrons 47 Kepler 9b 46 missing baryons 46 gravitationally bound 46 synchrotron emission 46 Djorgovski 46 planets orbiting sun 46 comet Lulin 46 Infrared Pathfinder Satellite 46 NASA Far Ultraviolet 46 lunar orbiters 46 NASA twin STEREO 46 Advanced LIGO 46 Molczan 46 Helix Nebula 46 Doppler shift 46 Foing 46 terra forming 46 meteoroid impacts 46 ufology 46 Microlensing Follow Up 46 redshifts 46 Mars Odyssey orbiter 46 elemental composition 46 reionization epoch 46 optical cloaking 46 Gamma ray bursts GRBs 46 star Gliese 46 Neutron Spectrometer 46 accretion disks 46 interferometric technique 46 celestial 46 Asteroid Apophis 46 Orionid 46 NASA Cosmic Background 46 particle astrophysics 46 Fermi Telescope 46 Spectrograph 46 WISE infrared 46 orbiting Chandra 46 Magnetars 46 Owen Gingerich 46 X ray afterglow 46 atomic particles 46 submillimeter wavelengths 46 RXTE 46 Saturnian moons 46 Philae lander 46 orbiting planets 46 HiRISE image 46 Einstein relativity theory 46 humankind 46 spacecraft flyby 46 anthropic principle 46 proton antiproton 46 extraterrestrial UFO 46 geosynchronous satellites 46 heliocentric model 46 orbiters landers 46 HD# [002] 46 long baseline interferometry 46 Nima Arkani Hamed 46 CoRoT 9b 46 gamma ray spectrometer 46 COROT 7b 46 NASA Fermi Gamma 46 Majorana fermions 46 Exopolitics 46 proton proton 46 Kuiper belt 46 RQ# 46 aliens 46 Huygens descent 46 hematite mineral 46 backscattered 46 geo stationary orbit 46 NASAs 46 subatomic 46 planet HD #b 46 Eloh 46 paranormal phenomena 46 Comet #P/Churyumov-Gerasimenko 46 neutrinos 46 visit http:/saturn.jpl.nasa.gov 46 Pierre Auger Observatory 46 reconnaissance satellites 46 Hanny Voorwerp 46 Martian rovers 46 prograde 46 baryonic 46 Astrophysics Cambridge Mass. 46 gravitational redshift 46 ultracold 46 wormholes 46 Cepheid variables 46 anthropic 46 single celled microorganisms 46 IBEX spacecraft 46 Square Kilometer Array 46 dynamical evolution 46 geochemists 46 supersymmetry 46 pentaquark 46 tau neutrino 46 X ray emission 46 orbiting observatories 46 Amateur astronomers 46 galaxy redshift 46 Rosetta stone 46 Mandushev 46 GEO# 46 cosmic microwave background 46 synchrotron x ray 46 Higgs boson 46 electroweak 46 sidereal 46 galactic magnetic 46 exoplanet orbiting 46 collisional 46 Tycho Brahe 46 Extrasolar 46 spectroscopic observations 46 Goldilocks planet 46 Cydonia region 46 AU Mic 46 lunar crust