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(Click for frequent words.) 66 CMB radiation 66 NASA Wilkinson Microwave 66 intrinsic brightness 66 cosmological distances 65 Cepheid variables 65 distant supernovae 64 Kuiper belt objects 63 backscattered 63 gravitational radiation 63 Hubble Constant 63 redshifts 63 Coma Cluster 63 Corot 9b 63 luminous galaxies 62 radial velocity method 62 X ray pulses 62 Cosmic Microwave Background 62 gravitational lenses 62 HARPS instrument 62 spectroscopic measurements 62 microlensing events 62 Virgo Cluster 62 gamma ray observatory 62 X ray wavelengths 61 filamentary structure 61 earthshine 61 weak gravitational lensing 61 Anisotropy Probe 61 Cepheids 61 cosmological parameters 61 electron neutrinos 61 crustal thickness 61 millimeter wavelengths 61 cosmic microwave radiation 61 NEAs 61 polarimetry 61 antineutrinos 61 gamma ray emission 61 sunlike stars 61 Cygnus Lyra region 61 SDSS II 61 WMAP satellite 61 X ray afterglow 61 Rayleigh scattering 61 redshift 60 airglow 60 Delta Cephei 60 extragalactic 60 Lyman alpha 60 gravitational redshift 60 Doppler shifts 60 SINFONI 60 lensing galaxy 60 polar mesospheric clouds 60 Henize #-# 60 dynamical evolution 60 Hipparcos 60 gamma ray flares 60 distant quasar 60 backscattering 60 Ulysses spacecraft 60 brightnesses 60 KBOs 60 geoneutrinos 60 GJ#b 60 XMM Newton observations 60 starquakes 60 HIRES spectrometer 60 diffuse aurora 60 RS Ophiuchi 60 GALEX 60 spectroscopically 60 AB Aurigae 60 Fomalhaut b 59 cometary material 59 MG J# +# 59 Evolution Explorer 59 starburst galaxies 59 moonquakes 59 distant quasars 59 redshifted 59 arcseconds 59 Mössbauer 59 TrES 4 59 smallest exoplanet 59 Mpc 59 Wilkinson Microwave Probe 59 baryon acoustic oscillations 59 electron ion 59 keV 59 CAIs 59 Cosmic Microwave Background CMB 59 faint galaxies 59 inhomogeneities 59 Type 1a supernovae 59 geoid 59 HUDF 59 meteoritic material 59 redshift z = 59 submillimeter wavelengths 59 type Ia supernova 59 logarithmic scale 59 CoRoT #b 59 gravitational wobbles 59 AGNs 59 extrasolar planetary systems 59 axial tilt 59 Anisotropy Probe WMAP 59 radial velocity 59 Hubble orbits 59 spectral characteristics 58 periodicities 58 SPICAM 58 blazar 58 eclipsing binary 58 V# Mon 58 X ray telescopes 58 solar corona 58 luminosities 58 antineutrino 58 absorption spectra 58 mineralogical composition 58 Raman spectra 58 dipole moment 58 baryon 58 gravitational microlensing 58 electromagnetic flux 58 z = 58 martian meteorites 58 elemental composition 58 ESO VLT 58 occultations 58 volcanic aerosols 58 star Beta Pictoris 58 J# +# [002] 58 Hanny Voorwerp 58 coronal loop 58 SNR #-#.# 58 cosmic ray intensity 58 Fermi telescope 58 silicate dust 58 SNe Ia 58 RS Oph 58 reionization 58 retrograde orbits 58 arcsecond 58 active galactic nuclei 58 Type Ia supernovae 58 visible wavelengths 57 ULIRGs 57 galactic disk 57 Doppler shift 57 retrograde orbit 57 stellar seismology 57 magnetic substorms 57 GRB #B 57 constellation Centaurus 57 SN #A 57 isotopic ratios 57 antiparticle 57 type Ia supernovae 57 spectral fingerprint 57 spectroscopic analysis 57 aerosol concentrations 57 blackbody 57 magnetars 57 Gravitational lensing 57 optical wavelengths 57 X ray emission 57 constellation Ursa Major 57 GJ #b [002] 57 Saturn magnetosphere 57 solar irradiance 57 submillimetre wavelengths 57 fainter objects 57 Type Ia supernovas 57 planets asteroids 57 observable universe 57 radiometric measurements 57 auroral activity 57 arcminutes 57 RRATs 57 muon neutrinos 57 cosmic ray flux 57 WASP #b 57 circumstellar 57 electronvolts 57 ultrashort pulses 57 periodic dimming 57 transiting exoplanets 57 basaltic rocks 57 micrometer scale 57 paleomagnetic 57 deep convective clouds 57 resonance frequency 57 outer corona 57 spectroscopic technique 57 Normalized Difference Vegetation 57 laser altimeter 57 astrophysical objects 57 galaxy M# [001] 57 HARPS spectrograph attached 57 exoplanetary 57 brightest supernova 57 interannual 57 photometry 57 cosmic microwave background 57 heliospheric 57 Ly alpha 57 cosmic cannibal 57 supernovae explode 57 radial velocity technique 57 baryonic matter 56 submillimeter 56 neutralinos 56 Saturn moon Mimas 56 atmospheric aerosols 56 electron diffraction 56 HiRISE image 56 foreground galaxy 56 diffraction patterns 56 nebular 56 magnetic excitations 56 metallicity 56 astronomical objects 56 diffraction pattern 56 radar interferometry 56 Upsilon Andromedae 56 photosphere 56 exoplanets orbiting 56 ULP cepheids 56 DEEP2 56 hunting Kepler telescope 56 radial velocities 56 orbiting gamma ray 56 X ray photons 56 arcsec 56 galaxy cluster 56 IR spectra 56 spatially resolved 56 radio occultation 56 RHESSI 56 solar radii 56 ab initio calculations 56 intracluster 56 mantle plumes 56 distant supernovas 56 Keck telescope 56 anisotropy 56 ARPES 56 ellipsoids 56 photons emitted 56 Cosmologists 56 Epsilon Eridani 56 sulfate aerosol 56 z ~ 56 W boson 56 Cosmic Evolution 56 cosmic phenomena 56 infrared wavelength 56 C# fullerenes 56 lunar crust 56 atmospheric CO2 levels 56 laser speckle 56 infrared spectra 56 planetary nebulae 56 X ray binaries 56 oxygen isotope 56 galactic cosmic rays 56 gaseous planets 56 blazars 56 photoelectron 56 radiative forcing 56 ESA XMM Newton 56 spacecraft flyby 56 isotherms 56 ionized particles 56 Raman scattering 56 gravitationally lensed 56 Comet Halley 56 submillimeter wavelength 56 albedo reflectivity 56 diffusion coefficients 56 globulars 56 Gamma ray burst 56 comet Tempel Tuttle 56 plasmon 56 Type Ia 56 dwarf spheroidal galaxies 56 rotational axis 56 orbital resonance 56 photoemission 56 astrometry 56 solar nebula 55 temporal variability 55 macroscopically 55 ultraviolet wavelengths 55 HM Cancri 55 THz radiation 55 Type Ia supernova 55 Kuiper Belt Objects 55 P/# A2 55 Earth ionosphere 55 Saturn auroras 55 circumstellar disks 55 sterile neutrino 55 Venusian atmosphere 55 jovian 55 magnetic polarity 55 ultraviolet radiation emitted 55 spectral bands 55 X rays gamma rays 55 coronal magnetic field 55 electron proton 55 sulfur isotopes 55 planets orbits 55 baryonic 55 galactic cores 55 galaxy M# [002] 55 tropospheric 55 circular dichroism 55 XMM Newton 55 spectrometric 55 Planck satellite 55 mT 55 sized planets orbiting 55 Magellanic Clouds 55 refractive indices 55 Arches Cluster 55 synthetic aperture 55 Earth albedo 55 Epsilon Aurigae 55 impactors 55 G#.# +#.# 55 gravitational lens 55 azimuthal 55 Earthquake magnitudes 55 CSAMT MT 55 GROND 55 photometer 55 interstellar dust grains 55 electron volt 55 comet nucleus 55 multiwavelength 55 synchrotron x ray 55 infrared wavelengths 55 Red Rectangle 55 Aram Chaos 55 ESO telescopes 55 fluorimetry 55 celestial sphere 55 detect gravitational waves 55 exosphere 55 oblate spheroid 55 superstrings 55 Bug Nebula 55 Sagittarius B2 55 Proxima Centauri 55 Doppler measurements 55 spectral fingerprints 55 presolar grains 55 microlensing 55 carbon cenospheres 55 Carina constellation 55 Samuel Oschin Telescope 55 Great Observatories Origins 55 spiral nebulae 55 gluon 55 Raman spectroscopic 55 PSR B# +# 55 Einstein relativity theory 55 polaritons 55 Cancri e 55 exo planets 55 carbonate globules 55 magnetotail 55 rotating neutron stars 55 interstellar boundary 55 Torino Scale 55 interferogram 55 Extrasolar Planet Search 55 distant galaxy clusters 55 frequency combs 55 nucleotide substitutions 55 spherically symmetric 55 magnetar 55 baryons 55 Magnetars 55 electron orbits 55 photon energies 55 astrometric 55 NASA QuikScat satellite 55 Venus transits 55 cesium atom 55 cm -1 55 cometary dust 55 faraway galaxies 55 YORP effect 55 TNOs 55 neutral mass spectrometer 54 shorter wavelengths 54 astrophysical phenomena 54 binary quasar 54 sulfur isotope 54 planets orbiting distant 54 Saturnian moon 54 Galilean moons 54 elongated orbits 54 Helix Nebula 54 chondritic 54 Astrological lore 54 Noctilucent clouds 54 photon fluorescence 54 BLG #Lb 54 superluminal 54 planets atmospheres 54 supernova remnant 54 vibrational modes 54 spectral signatures 54 retroreflector 54 interstellar clouds 54 Tharsis Rise 54 star Gliese 54 comets asteroids 54 Bose Einstein 54 lightwaves 54 SeaWiFS 54 Gamma ray 54 interferometry 54 galactic bulge 54 spectrographs 54 speckle pattern 54 micrometre 54 Adam Riess 54 ultraviolet imaging spectrograph 54 tholins 54 millisecond pulsar 54 Saturn aurora 54 Jupiter moon Io 54 GJ #b [001] 54 orbital angular momentum 54 diffusion MRI 54 interannual variability 54 solar minima 54 crystalline silicates 54 Martian meteorites 54 gamma ray photons 54 TrES 54 faintest galaxies 54 stellar occultations 54 planetary transits 54 neutron spectrometer 54 Cosmic Background Explorer COBE 54 gravitational wave 54 x ray scattering 54 hematite mineral 54 superposed 54 submillimetre 54 extrasolar planets orbiting 54 protoplanet 54 ionized hydrogen 54 aerosol particles 54 interferograms 54 axions 54 tropopause 54 polarimetric 54 powder diffraction 54 planetary magnetospheres 54 Beta Pictoris b 54 surface plasmon resonance 54 Cygnus X 54 Hubble Space Telescope HST 54 magnetospheric 54 Kepler #b 54 satellite altimetry 54 Comet Holmes 54 inhabitable planets 54 weakly interacting 54 JILA scientists 54 submicrometer 54 Galaxy Evolution 54 planet orbits 54 Area Telescope LAT 54 radiative transfer 54 kpc 54 Milky Way halo 54 tau neutrino 54 type 1a supernovae 54 AKARI 54 galactic clusters 54 Omega Centauri 54 Bulk density 54 elemental abundances 54 Hubble observations 54 GOSAT 54 Envisat satellites 54 superfluids 54 helium isotope 54 optical spectra 54 carbonate minerals 54 asteroidal 54 planemos 54 GeV 54 proton antiproton collisions 54 wavefunction 54 helium nuclei 54 Michelson interferometer 54 NASA Tropical Rainfall 54 inhomogeneous 54 starburst galaxy 54 magnon 54 glacial interglacial 54 moonlet 54 radiometers 54 gamma rays emitted 54 electron density 54 spectroscopic observations 54 attoseconds 54 fermion 54 supernova SN 54 relativistic protons 54 sun corona 54 Descriptive statistics 54 forcings 54 Schwarzschild radius 54 meter diametre 54 CMB photons 54 matter antimatter asymmetry 54 AMSR E 54 exoplanetary systems 54 hydroxyl molecules 54 GRB# 54 bolometers 54 microns millionths 54 Pluto Charon 54 springtime ozone 54 auroral emissions 54 neutron radiation 54 Infrared Thermal Imaging Spectrometer 54 gibbous 54 fading afterglow 54 polystyrene spheres 54 midlatitudes 54 distant galaxies 54 APXS 54 noctilucent 54 cosmological observations 54 linearly polarized 54 homochirality 54 polar latitudes 54 helium ions 54 Coma cluster 54 silicon monoxide 54 millisecond pulsars 54 ESO telescope 54 silicate rocks 54 Mercury exosphere 54 elliptical galaxy 53 Yarkovsky effect 53 gravity warps 53 proton proton collisions 53 Maunder minimum 53 submillimeter galaxies 53 WFC3 53 sun irradiance 53 supercurrent 53 planet habitability 53 climate forcings 53 planet HD #b 53 Spectroscopic 53 lunar perigee 53 GRBs 53 ionise 53 SN #C 53 X ray observatories 53 galaxy clusters 53 GQ Lupi 53 protoplanetary 53 volcanic moon Io 53 Bullet Cluster 53 XTE J# 53 sulfate aerosols 53 SEGUE 53 Chromatic aberration 53 galactic mergers 53 proto cluster 53 electrons orbiting 53 Gamma ray bursts 53 Nikku Madhusudhan 53 microquasar 53 SN #gy 53 carbonaceous chondrites 53 Keck Telescope 53 Palaeocene Eocene Thermal Maximum 53 Neutron Spectrometer 53 optical interferometry 53 substorm 53 photons particles 53 VLTI 53 Alycia Weinberger 53 supersymmetric particles 53 Herschel telescope 53 dynamical processes 53 gravitational interaction 53 glacial interglacial cycles 53 x ray pulses 53 total solar irradiance 53 Caloris 53 Infrared Astronomical Satellite IRAS 53 celestial object 53 energetic electrons 53 lunar meteorites 53 Lunar Orbiter Laser Altimeter 53 vibrational frequency 53 gamma ray energies 53 chemical abundances 53 Muons 53 eigenvalues 53 afterglows 53 proton proton 53 AU Mic 53 non dispersive infrared 53 upper troposphere 53 TGFs 53 nanoantennas 53 Solar Radiation 53 Small Magellanic Cloud 53 dimming starlight 53 regression coefficients 53 Earthlike planets 53 interferometric 53 blue supergiant 53 spectroscope 53 Seyfert galaxies 53 HD#b 53 coronagraph 53 aboard ESA Envisat 53 Compact Reconnaissance Imaging Spectrometer 53 moon gravitational pull 53 quasars 53 evanescent waves 53 Keck Interferometer 53 SQUIDs 53 EVA Momentum 53 Wilkinson Microwave Anisotropy Probe 53 Milky Way Galaxy 53 Cepheid variable 53 solar neutrinos 53 interstellar dust particles 53 OGLE TR #b 53 zodiacal dust 53 HD #b [002] 53 sidereal 53 olivines 53 proton antiproton 53 protostars 53 illuminance 53 Composite Infrared Spectrometer 53 Kuiper Belt Object 53 constellation Eridanus 53 nanomesh 53 accretion disks 53 atmospheric circulations 53 Galactic Plane 53 cosmic collisions 53 interacting galaxies 53 paleoclimatic 53 photometric 53 mantle convection 53 ecliptic plane 53 velocity dispersion 53 zodiacal light 53 gravitational acceleration 53 Milankovitch cycles 53 ROSAT 53 femtosecond timescale 53 infall 53 x ray beam 53 GRB #A 53 Magellanic Stream 53 photoluminescence 53 supercomputer simulations 53 Orion nebula 53 orbital eccentricity 53 situ measurements 53 optical telescopes 53 neutrino oscillation 53 KT boundary 53 interferometric synthetic aperture radar 53 lipoprotein particle 53 detect gamma rays 53 Antennae Galaxies 53 isotopic signature 53 dI dV 53 galactic equator 53 ray Space Telescope 53 UV wavelengths 53 Infrared Array Camera 53 strange quark 53 laser pulses 53 longwave radiation 53 spherical halo 53 distant galaxy 53 Martian dust 53 telescopic observations 53 wavefronts 53 emission nebula 53 collimated 53 sunspot numbers 53 VY Canis Majoris 53 SN #D 53 neutrino mass 53 moonlets 53 Fermi LAT 53 SN Ia 53 VIRTIS 53 chondritic meteorites 53 NASA ICESat 53 Deep Field HUDF 53 VIRTIS instrument 53 nm excitation 53 mineral olivine 53 particle analyzers 53 NASA Voyager spacecraft 52 merging galaxies 52 CDMS experiment 52 quasiparticle 52 post perovskite 52 magnetic anisotropy 52 olivine mineral 52 Dirac fermions 52 shear modulus 52 cosmological models 52 photoionization 52 irradiance 52 semiconducting nanocrystals 52 galaxy formation 52 Geminga 52 optical aberrations 52 sedimentary deposits 52 chondrites 52 planet magnetosphere 52 infrared photons 52 nucleosynthesis 52 particle acceleration 52 subwavelength 52 largest moon Charon 52 atomic lattice 52 supergiant star 52 spectroscopic 52 Saturn Enceladus 52 gaussian 52 transiting planets 52 isotopic composition 52 nanometers billionths 52 mammal extinctions 52 fundamental constants 52 Cosmic ray 52 Crab Pulsar 52 CO2 fluxes 52 Orionid meteors 52 ε 52 USArray 52 muon 52 cosmic ray 52 primitive meteorites 52 filamentary 52 ejecta blanket 52 stratospheric ozone depletion 52 moons circling 52 Trifid Nebula 52 Digitized Sky Survey 52 Hot Jupiters 52 frequency comb 52 ESO PR 52 Coulomb blockade 52 pointings 52 diffracted 52 energetic gamma rays 52 COROT 7b 52 Infrared spectroscopy 52 VB #b 52 sparticles 52 proton radius 52 galactic halo 52 discover Fomalhaut 52 negative refraction 52 transiting planet 52 microsaccades 52 active galactic nucleus 52 Spitzer infrared spectrograph 52 energetic cosmic rays 52 parsec 52 Mini TES 52 red supergiants 52 galactic nucleus 52 RXTE 52 Higgs bosons 52 celestial phenomena 52 unpolarized 52 X ray spectroscopy 52 crustal rocks 52 helium isotopes 52 sulphate aerosols 52 cosmic ray collisions 52 oscillation frequency 52 ultraluminous galaxy 52 multiband imaging photometer 52 electrons protons 52 Subaru telescope 52 NP CRNs 52 constellation Pegasus 52 beta gamma 52 radiometry 52 nonlinearities 52 high redshift galaxies 52 protoplanetary discs 52 X ray spectrometer 52 planet Gliese #c 52 Alfven waves 52 tropical latitudes 52 rotational symmetry 52 acoustic impedance 52 cesium atoms 52 comets orbiting 52 isostatic rebound 52 Cat Paw Nebula 52 coronal loops 52 ppbv 52 Peony nebula star 52 UV photons 52 arcmin 52 specular reflection 52 Syrtis Major 52 infrared astronomy 52 Heliospheric Observatory SOHO 52 auroral 52 Andromeda galaxy 52 gaseous planet 52 surface plasmon 52 gravitational lensing 52 Plutoids 52 amplitudes 52 Gravitational waves 52 extrasolar 52 red supergiant 52 isotopic compositions 52 Mercury magnetosphere 52 electron neutrino 52 enhanced sonography 52 Corot 7b 52 fluorescence spectroscopy 52 stoichiometry 52 absorption coefficient 52 Hellas Basin 52 infrared spectrograph 52 gravitational tugs 52 downhole lengths 52 Darnley Bay gravity 52 strontium isotope 52 X ray absorption spectroscopy 52 Cassini flybys 52 Kuiper Belt object 52 reflection nebula 52 CoRoT satellite 52 supernova remnants 52 morphometric analysis 52 electronic excitations 52 waning gibbous 52 sedimentological 52 micrometre sized 52 strange quarks 52 LRO spacecraft 52 noctilucent clouds 52 kaons 52 planet Gliese #g 52 Spectrograph 52 microwave radiation 52 ion flux 52 Circinus X 1 52 cometary impacts 52 planetary nebulas 52 elliptical galaxy NGC 52 cryovolcanism 52 Fermi Gamma ray 52 cosmic ray particles 52 missing baryons 52 helicity 52 meridional flow 52 sub picosecond 52 thermal equilibrium 52 Oort cloud 52 van Arkel discovery 52 True thicknesses 52 Nernst 52 pulp metallic 52 moons Phobos 52 isotope fractionation 52 infrared spectrometers 52 Adaptive optics 52 extrasolar planetary 52 Planck telescope 52 moon Io 52 scanning electron microscopes 52 circularly polarized 52 Å -1 52 unobservable 52 Bok globules 52 circularly polarized light 52 Radiometric 52 isotope ratios 52 BP Piscium 52 electrical resistivity 52 thermally induced 52 emit X rays 52 perihelion 52 cosmic neutrinos 51 Tevatron experiments 51 icy moons 51 silicate grains 51 AUs 51 observationally 51 microwave radiometers 51 meteor impacts 51 interferometers 51 pentacene molecule 51 QQ# 51 cyclic voltammetry 51 spectral measurements 51 lowermost mantle 51 PSA kinetics 51 fluorescence quenching 51 X ray diffraction pattern 51 microearthquakes 51 gamma ray emitting 51 anthropogenic carbon dioxide 51 PSR J# 51 radiative 51 spherules 51 IR wavelengths 51 helium atoms 51 optical coherence 51 gravitational wobble 51 planets orbiting sun 51 Arabia Terra 51 anatomical landmarks 51 inelastic scattering 51 EEG readings 51 comet Lulin 51 axion 51 Astrophysical 51 ESA Integral 51 exoplanet orbiting 51 diffract 51 planet Uranus 51 X ray emitting 51 Radiometric dating 51 icy comets 51 magnetic monopoles 51 circumstellar disk 51 sphericity 51 LSND 51 anthropogenic greenhouse gas 51 molten magma 51 circular polarization 51 cTnT levels 51 Tunguska Siberia 51 massless particles 51 Earth axial tilt 51 chondrules 51 OMEGA instrument 51 diffracting 51 called gravitational microlensing 51 surface plasmon resonance SPR 51 UVOT 51 oxygen isotopes 51 reflectance 51 KH #D 51 phyllosilicates 51 planets comets 51 Crab Nebula 51 unaided eye 51 hydrated electron 51 #nm #nm [001] 51 interglacial periods 51 attosecond 51 anthracene 51 neutralino 51 methyl cyanide 51 Stephan Quintet 51 sub millimeter wavelengths 51 geochemists 51 Upsilon Andromedae b 51 proto galaxies 51 synchrotron emission 51 electromagnetic signals 51 Photometric 51 periodic oscillations 51 Hubble Ultra