Related by context. All words. (Click for frequent words.) 64 radial velocity 62 astrometry 62 transiting planet 61 photometry 61 Cepheid variables 60 cosmological distances 59 spectroscopically 59 intracluster 59 eclipsing binary 59 lensing galaxy 59 radial velocity method 59 airglow 59 filamentary structure 58 arcseconds 58 gravitational lenses 58 gravitational microlensing 58 optical wavelengths 58 periodic dimming 58 planets orbits 58 ultraviolet wavelengths 58 radial velocity technique 58 occultations 58 Fomalhaut b 58 ESO telescope 58 spectroscopic measurements 58 MG J# +# 58 AB Aurigae 58 arcsecond 58 Cepheids 57 interstellar dust grains 57 microlensing events 57 fainter objects 57 galactic disk 57 coronal loop 57 SIRTF 57 orbital inclination 57 velocity dispersion 57 Earthlike planets 57 micrometer scale 57 diffraction patterns 57 Jovian moons 57 KBOs 57 brightnesses 57 Doppler shifts 57 arcminutes 57 NEAs 57 X ray pulses 57 rotational axis 57 extragalactic 57 speckle pattern 57 HM Cancri 57 transiting planets 57 wavefronts 56 geoneutrinos 56 solar radii 56 VIRTIS 56 Kuiper Belt Objects 56 SINFONI 56 retrograde orbit 56 irregularly shaped asteroid 56 galaxy redshift 56 Delta Cephei 56 Doppler shift 56 diffuse aurora 56 submillimeter 56 circumstellar disk 56 celestial object 56 atmospheric turbulence 56 VISTA telescope 56 spectral bands 56 neutrino particles 56 Doppler measurements 56 starquakes 56 gaseous planet 56 infrared spectra 55 lunar crust 55 stellar occultation 55 jovian 55 elliptical orbits 55 Arches Cluster 55 eclipsing binaries 55 ultrashort pulses 55 circumstellar disks 55 Corot 9b 55 Epsilon Aurigae 55 Fermi telescope 55 HiRISE image 55 microlensing 55 Hipparcos 55 gravitational wobbles 55 polarimetric 55 intrinsic brightness 55 SDSS II 55 planets orbiting distant 55 cosmic microwave radiation 55 faint galaxies 55 interferograms 55 azimuthal 55 evanescent waves 55 luminous galaxies 55 Fornax cluster 55 arcsec 55 Hubble Constant 55 optical interferometry 54 infrared wavelength 54 cometary material 54 backscattered 54 VY Canis Majoris 54 #.#nm [002] 54 HIRES spectrometer 54 auroral activity 54 Ground penetrating radar 54 geoid 54 magnetisation 54 exoplanetary 54 solar corona 54 diffraction pattern 54 earthlike planets 54 SCIAMACHY 54 Keck Interferometer 54 planetary nebulae 54 TNOs 54 interferometric 54 HARPS spectrograph attached 54 COROT 54 X ray binary 54 gravitational lens 54 Doppler velocity 54 Trifid Nebula 54 outer corona 54 meteoritic material 54 millisecond pulsar 54 X ray wavelengths 54 extrasolar 54 Gliese #e 54 GALEX 54 HD#b 54 X ray telescopes 54 elongated orbits 54 celestial sphere 54 elemental composition 54 metallicity 54 radar interferometry 54 stellar seismology 54 smallest exoplanet 54 orbiting gamma ray 54 axial tilt 54 resonance frequency 54 shorter wavelengths 54 magnetotail 54 AGNs 54 inhomogeneities 54 GigaGalaxy Zoom 54 Shackleton crater 54 astrometric 54 electron flux 54 GJ#b 54 coronagraph 54 Huygens descent 54 obscuration 54 Hubble observations 54 submillimeter wavelength 54 interferogram 54 tropospheric 54 distant supernovae 54 Coma Cluster 54 photosphere 54 moonlet 54 orbital angular momentum 53 occultation 53 infrared wavelengths 53 orbiting planets 53 gravitational redshift 53 spectrographs 53 redshifts 53 submillimetre 53 detect gravitational waves 53 vorticity 53 earthshine 53 Henize #-# 53 millisecond pulsars 53 galaxy M# [002] 53 photometric 53 Gamma ray burst 53 distant galaxy 53 constellation Ursa Major 53 VLTI 53 nanometers billionths 53 millimeter wavelengths 53 advection 53 antineutrino 53 planets asteroids 53 X ray binaries 53 Gemini constellation 53 circumstellar 53 Oort Cloud 53 Upsilon Andromedae 53 silicate dust 53 Borealis basin 53 visible wavelengths 53 Oort cloud 53 Pleiades cluster 53 redshift 53 foreground galaxy 53 Orion nebula 53 sunlike stars 53 cosmological parameters 53 spectral characteristics 53 Venusian atmosphere 53 ecliptic plane 53 Carina constellation 53 gravitationally bound 53 XMM Newton 53 absorption spectra 53 velocities 53 XMM Newton observations 53 RRATs 53 ESO VLT 53 WFC3 53 electromagnetic flux 53 baryon acoustic oscillations 53 reflection nebula 53 ESA Envisat satellite 53 radiometric measurements 53 photons particles 53 constellation Centaurus 53 exoplanets orbiting 53 icy moons 53 spectral fingerprint 53 WASP #b 53 infalling gas 53 photons emitted 53 Mössbauer 53 asteroid orbit 53 Antennae Galaxies 53 backscattering 53 spatially resolved 53 CoRoT satellite 53 dipole moment 53 gamma ray detectors 52 exosphere 52 synthetic aperture 52 MERIS 52 planetary transits 52 deformable mirror 52 HARPS instrument 52 ejecta blanket 52 AMSR E 52 UV wavelengths 52 retroreflector 52 obliquity 52 ecliptic 52 extrasolar planet 52 exo planet 52 Rossby waves 52 sized planets orbiting 52 parallax 52 planet orbits 52 WMAP satellite 52 moonquakes 52 polarimetry 52 weak gravitational lensing 52 galactic mergers 52 situ measurements 52 interferometry 52 astrophysical phenomena 52 cluster NGC 52 rotating neutron stars 52 gradiometer 52 extrasolar planets 52 altimetry 52 Toutatis 52 submillimetre wavelengths 52 Andromeda galaxy 52 zodiacal constellations 52 AKARI 52 filamentary structures 52 infall 52 Raman spectra 52 exoplanets planets 52 Gravitational waves 52 amplitudes 52 Ulysses spacecraft 52 Orbiter LRO 52 satellite altimeters 52 constellations Cygnus 52 chemical abundances 52 GQ Lupi 52 OGLE TR 52 Lyman alpha 52 astronomical observations 52 #P/Churyumov-Gerasimenko 52 exosolar planets 52 planet Gliese #g 52 orbital velocity 52 diffracting 52 oblique angles 52 illuminance 52 planetary Transits 52 Kuiper belt objects 52 Cat Paw Nebula 52 Mpc 52 anatomical landmarks 52 galactic cores 52 spectroscope 52 anisotropy 52 Lagoon Nebula 52 axions 52 femtosecond timescale 52 Earth radii 52 FWHM 52 exoplanet orbiting 52 Hubble orbits 52 eccentric orbits 51 millimetric 51 GJ #b [002] 51 orbits 51 Yarkovsky effect 51 Samuel Oschin Telescope 51 masers 51 Gamma ray 51 Hanny Voorwerp 51 radial velocity measurements 51 lunar orbits 51 specular reflection 51 comet nucleus 51 constellation Auriga 51 interstellar boundary 51 wavelength infrared 51 spectrometric 51 ESO PR 51 TrES 4 51 prograde 51 constellation Eridanus 51 multiwavelength 51 VLBI 51 InSAR 51 hexagonal mirrors 51 spectra 51 interferometer 51 Epsilon Eridani 51 Spitzer infrared spectrograph 51 satellite altimetry 51 luminosities 51 SeaWiFS 51 zodiac constellations 51 asteroidal 51 Saturnian moons 51 SN Ia 51 Fourier transforms 51 gaseous planets 51 micrometre sized 51 gravitational wave 51 observationally 51 Beta Pictoris b 51 diffracted 51 supergiant star 51 spectral fingerprints 51 Venus transits 51 X ray emission 51 Kepler 9c 51 emitted photons 51 circular orbits 51 spectroscopic 51 Magnetars 51 constellation Sagittarius 51 circularly polarized light 51 red supergiant 51 YORP effect 51 extrasolar worlds 51 attoseconds 51 distant galaxy clusters 51 starburst galaxy 51 polar latitudes 51 gravitational lensing 51 Raman spectroscopic 51 interstellar dust clouds 51 Gliese #c 51 gamma ray observatory 51 afterglows 51 gravitational keyhole 51 micron wavelengths 51 Methone 51 interferometers 51 fiducials 51 silicon monoxide 51 Cosmic Microwave Background 51 helicity 51 W boson 51 RXTE 51 submillimeter galaxies 51 substorm 51 constellation Virgo 51 orbits Saturn 51 CoRoT 9b 51 gravity warps 51 magnetospheric 51 magnifications 51 Adaptive optics 51 slender crescent 51 Omega Centauri 51 bathymetry 51 zodiacal light 51 distant quasar 51 infrared astronomy 51 quantum particle 51 Microlensing 51 collimated 51 galaxy NGC 51 MARSIS radar 51 dust enshrouded 51 Milky Way Galaxy 51 Jupiter moons 51 Type Ia supernova 51 extrasolar planetary 51 galactic bulge 51 occulted 51 Dumbbell Nebula 51 gamma rays emitted 51 deconvolution 51 APXS 51 Syrtis Major 51 Red Rectangle 51 circular polarization 51 magnon 51 celestial equator 51 comet Churyumov Gerasimenko 51 THz radiation 51 bolometers 51 fluorescence excitation 51 Andromeda halo 51 infrared ultraviolet 51 cosmic ray particles 51 submillimeter wavelengths 51 isotherms 51 cosmic ray flux 51 neutrino experiments 51 THEMIS satellites 51 R Coronae Borealis 51 Saturn outermost 51 Diviner 51 ENAs 51 supernovae explosions 51 planets orbiting sun 50 radiometry 50 Bose Einstein condensates 50 Geminga 50 Cygnus X 50 particle detectors 50 radiometer 50 Saturn magnetosphere 50 Comet Hartley 50 spatial scales 50 magnetic polarity 50 Virgo Cluster 50 Saturnian moon 50 gravitational interaction 50 orbital eccentricity 50 Michelson interferometer 50 radio occultation 50 Lagrangian 50 Earth ionosphere 50 paleomagnetic 50 spectral radiance 50 Bug Nebula 50 6nm 50 spiral galaxy NGC 50 Coma cluster 50 electron neutrinos 50 equatorial latitudes 50 GRBs 50 planet Gliese #c 50 double helix nebula 50 sedimentological 50 Earthlike planet 50 diffract 50 merging galaxies 50 planets Uranus 50 radar altimetry 50 X ray photons 50 Spitzer infrared 50 interstellar dust 50 Keck telescope 50 lightwaves 50 ESO telescopes 50 KH #D 50 isotopic ratios 50 electric dipole 50 binary quasar 50 G#.# +#.# 50 orbital resonance 50 oscillations 50 SNe Ia 50 proton proton collisions 50 UVES 50 navigate autonomously 50 ATLAS detector 50 linearly polarized 50 detect gamma rays 50 waning gibbous 50 unaided eye 50 gamma ray flares 50 Cosmic ray 50 hyperspectral imager 50 helium ions 50 NASA EPOXI mission 50 fluorescent nanoparticles 50 Type Ia supernovas 50 Comet Halley 50 Earth orbiting satellites 50 dynamical processes 50 constellation Cepheus 50 microns millionths 50 nebular 50 superluminal 50 Cancri e 50 constellation Hercules 50 helium atoms 50 asteroid Itokawa 50 Mercury exosphere 50 AU Mic 50 dynamical evolution 50 panchromatic 50 protoplanetary discs 50 basaltic rocks 50 NASA THEMIS 50 galaxy cluster 50 SNR #-#.# 50 highly elliptical orbit 50 celestial bodies 50 astrophysical objects 50 crustal thickness 50 antineutrinos 50 faintest galaxies 50 periodicities 50 interacting galaxies 50 coronal loops 50 extrasolar planets orbiting 50 optical aberrations 50 Orionid meteors 50 Raman scattering 50 spectrophotometric 50 protoplanet 50 infrared spectrometers 50 polystyrene spheres 50 elliptical galaxy 50 transiting exoplanets 50 hyperspectral imagery 50 IRC +# 50 Cygnus Lyra region 50 x ray pulses 50 constellation Cygnus 50 Arecibo radar 50 Sagittarius B2 50 infrared fluorescence 50 pointings 50 moon Io 50 mineralogical composition 50 bathymetric 50 phonon 50 innermost planet 50 Laser Interferometer Gravitational Wave 50 infrared radiation 50 magnetic susceptibility 50 photon fluorescence 50 beam splitter 50 collisional 50 SQUIDs 50 type Ia supernovae 50 tidal bulge 50 VLBA 50 astronomical telescope 50 subwavelength 50 meridional flow 50 moon Mimas 50 Fomalhaut 50 Earthquake magnitudes 50 particle beam 50 Infrared Mapping Spectrometer VIMS 50 Shepherding Spacecraft 50 Galileo spacecraft 50 infrared telescopes 50 interstellar particles 50 Unit Telescopes 50 constellation Cetus 50 maser 50 photometer 50 gamma ray observatories 50 HUDF 50 superposed 50 centroid 49 microsaccades 49 planet transits 49 interferometric observations 49 spectroscopic techniques 49 Galactic Plane 49 GRB #B 49 retrograde orbits 49 exo planets 49 J# +# [002] 49 wavelengths 49 electromagnetic EM 49 photoemission 49 globular cluster M# 49 nucleosynthesis 49 orbiting telescopes 49 Neutron stars 49 Tempel Tuttle 49 HD# [002] 49 spectral measurements 49 particle sizes 49 temperature gradients 49 infrared spectral 49 optical spectra 49 perihelion 49 Circinus X 1 49 Peony nebula star 49 stellar occultations 49 EPOCh 49 orthogonal directions 49 MARSIS 49 Gamma ray bursts 49 neutrino detectors 49 optical telescopes 49 albedo reflectivity 49 SMOS mission 49 RX J# 49 Kepler #b 49 Helix Nebula 49 moonlets 49 neutron radiation 49 telescopic observations 49 microquasar 49 CMB radiation 49 decimeter 49 planets 49 Werthimer 49 imaging spectrometer 49 frequency combs 49 magnetization 49 X ray emitting 49 inelastic scattering 49 Planck satellite 49 constellation Aquarius 49 scatterometer 49 Envisat ASAR 49 Proxima Centauri 49 rubidium vapor 49 XMM Newton satellite 49 oblique angle 49 photon counting 49 aboard ESA Envisat 49 PSR J# 49 crystalline silicates 49 Horsehead Nebula 49 sodium atoms 49 dimensional visualization 49 Konacki 49 Milky Way halo 49 galactic magnetic 49 active volcanism 49 Zeta Ophiuchi 49 nanometer spatial 49 Brownian particles 49 Comet Machholz 49 constellation Carina 49 Aerial photography 49 Quadrantid meteor shower 49 Trojan asteroids 49 baryon 49 lunar craters 49 infrared interferometry 49 Mercury magnetosphere 49 spacecraft flyby 49 galactic equator 49 RS Ophiuchi 49 X ray observatory 49 spectroscopic observations 49 Comet Lulin 49 Veil Nebula 49 protoplanetary disk 49 abyssal 49 moons Phobos 49 Magellanic Clouds 49 planetary nebulas 49 Gravitational lensing 49 polaritons 49 neutron spectrometer 49 detectability 49 galaxy M# [001] 49 Landsat satellite 49 vibrational frequency 49 UKIRT 49 electron diffusion 49 spatial resolution 49 asteroseismology 49 X ray afterglow 49 electroweak 49 observable universe 49 neutrino oscillation 49 micrometre 49 WFPC2 49 inhabitable planets 49 micromirrors 49 NASA Wilkinson Microwave 49 thermally induced 49 shepherding spacecraft 49 synchrotron x ray 49 constellation Taurus 49 downwelling 49 picometer 49 extrasolar planetary systems 49 Saturn rings 49 deformable mirrors 49 Comet Holmes 49 exoplanets 49 Eta Carinae 49 magnetometry 49 trans Neptunian objects 49 ULP cepheids 49 photocurrent 49 attosecond 49 BP Psc 49 helium nuclei 49 asteroid flyby 49 globular clusters 49 ultrahigh resolution 49 mantling 49 Higgs bosons 49 ionized particles 49 negative refraction 49 chemiluminescence 49 planets Kepler 49 Pancam 49 superfluid helium 49 chlorophyll fluorescence 49 inhomogeneous 49 radiative transfer 49 ultracold atoms 49 X ray spectrometer 49 spectral 49 HUDF# 49 ENVISAT 49 micrometres 49 UDFy # 49 infrared spectrograph 49 spectrographic 49 SIM PlanetQuest 49 microshutters 49 GRB# 49 impactors 49 P/# A2 49 quantum mechanically 49 nightglow 49 UVIS instrument 49 CoRoT #b 49 moons Europa 49 Kuiper belt object 49 permanently shadowed craters 49 emit X rays 49 Eagle Nebula 49 GeV 49 Mössbauer spectrometer 49 Hubble Ultra 49 STEREO spacecraft 49 potentially habitable planets 49 fluorescence microscope 49 ion microscope 49 Saturn moon Mimas 49 microlens 49 photomultiplier tubes 49 lowermost mantle 48 muon neutrinos 48 Bullet Cluster 48 Mars Orbiter Camera 48 Valles Marineris canyon 48 Cepheid variable 48 RY Sagittarii 48 isotherm 48 lithospheric 48 microlenses 48 Churyumov Gerasimenko 48 quantum particles 48 tau neutrino 48 electron orbits 48 Muchachos Observatory 48 Mandushev 48 EVLA 48 interferometric synthetic aperture radar 48 dI dV 48 spectroscopic analysis 48 interstellar distances 48 atmospheric haze 48 gaussian 48 powder diffraction 48 Encke gap 48 NGC #A 48 spaceborne 48 refracts light 48 electron spins 48 Reiner Gamma 48 deep convective clouds 48 multibeam 48 globulars 48 constellation Cassiopeia 48 laser pulses 48 ejecta 48 lunar equator 48 terahertz waves 48 polar mesospheric clouds 48 galactic clusters 48 distant suns 48 chlorophyll concentrations 48 fluorophores 48 lunar perigee 48 VIMOS 48 Hubble Space Telescope HST 48 hyper spectral 48 electron neutrino 48 photon energies 48 THEMIS spacecraft 48 planets circling 48 Comet Churyumov Gerasimenko 48 hyperspectral 48 spiral nebulae 48 fluorescence quenching 48 Diviner instrument 48 asteroid Vesta 48 Keck telescopes 48 Voorwerp 48 supersymmetric particles 48 antiprotons 48 astronomical objects 48 midlatitudes 48 ellipsoids 48 starlight 48 Jupiter Ganymede 48 gravitational acceleration 48 plasmon 48 Mini TES 48 altocumulus 48 1nm 48 comet #P/Churyumov-Gerasimenko 48 RR Lyrae 48 starburst galaxies 48 drifting buoys 48 star Spica 48 Martian terrain 48 Solar TErrestrial RElations Observatory 48 equatorial orbit 48 Orionid 48 scanning optical microscopy 48 solar prominences 48 axion 48 Synthetic Aperture Radar SAR 48 diffraction limit 48 e MERLIN 48 Pluto Charon 48 HRSC 48 intraplate 48 neutrino mass 48 photobleaching 48 BLG #Lb 48 NASA QuikScat satellite 48 reionization 48 magnetospheres 48 transiting exoplanet 48 Jovian moon 48 elliptical galaxies 48 thin crescent 48 x ray beam 48 elliptical orbit 48 constellation Andromeda 48 Rosetta lander 48 Noctilucent clouds 48 isotropic 48 eddy currents 48 meter diametre 48 Tarantula Nebula 48 Huygens mission 48 Advanced LIGO 48 laser altimeter 48 comets orbiting 48 keV 48 highly collimated 48 fluorescent microscopy 48 magnetars 48 cm -1 48 milliarcseconds 48 brown dwarfs 48 auroral displays 48 ionise 48 LAGEOS 48 aperture telescope 48 ionised gas 48 thermal inertia 48 NICMOS 48 Galilean moons 48 terahertz spectroscopy 48 distant galaxies 48 Planitia 48 binary asteroid 48 photoluminescence 48 dephasing 48 magnetar 48 rotational symmetry 48 quantum correlations 48 volcanic moon Io 48 Chajnantor 48 hematite mineral 48 multiband imaging photometer 48 Evolution Explorer 48 Infrared Thermal Imaging Spectrometer 48 8nm 48 georeferencing 48 upper troposphere 48 phyllosilicates 48 star Proxima Centauri 48 ESA Herschel 48 photon pairs 48 geometric distortion 48 Bessel beam 48 Very Large Telescope 48 tropopause 48 ROSAT 48 super Earths 48 infrared laser beam 48 magnetic electromagnetic 48 Array ALMA 48 dipole magnets 48 Crab Pulsar 48 IBEX spacecraft 48 mantle plumes 48 XTE J# 48 colder denser 48 Orionids 48 seabed sediments 48 galaxy formation 48 Phoebe orbits 48 claystone 48 compass headings 48 AUs 48 protoplanetary 48 UVOT 48 Ultraviolet Optical Telescope 48 Southern Annular Mode 48 NFIRE satellite 48 planetarium dome 48 gamma ray emission 48 comets asteroids 48 Oceanus Procellarum 48 Ring Nebula 48 cosmic ray collisions 48 LOFAR 48 ejecta plume 48 tectonic stresses 48 protoplanetary disc 48 atmospheric aerosols 48 Comet Tempel Tuttle 48 subseafloor 48 gravitationally lensed 48 surface temperatures SSTs 48 Paranal 48 Corot 7b 48 WISE infrared 48 KAGUYA 48 exciton 48 Convection Rotation 48 ARPES 48 quantum tunneling 48 millimeter wavelength 48 Globular clusters 48 ESO Very Large Telescope 48 springtime ozone 48 geological timescales 48 gibbous 48 IRAS #-# 48 gravitational slingshot 48 meV 48 geometric distortions 48 silicified zone 48 Neptune Uranus 48 interplanetary dust 48 gravitational radiation 48 Crab pulsar 48 blackbody 48 nanomesh 48 Halzen 47 ocean basins 47 z ~ 47 unpatterned 47 Entangled photons 47 waxing gibbous 47 HD #b [002] 47 subsurface ocean 47 orbiting Hubble Space Telescope 47 topographic measurements 47 calorimetric 47 Earth objects NEOs