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(Click for frequent words.) 61 Magnetosphere 60 Surface Temperature 60 albedo 59 Interferometer 59 cosmic ray flux 58 Extrasolar Planet 58 Ionospheric 58 Photosynthetic 58 airglow 57 Reflectance 56 Exoplanet 56 Svensmark 56 Relativistic 56 volcanic aerosols 56 Rayleigh scattering 55 atmospheric aerosols 55 Friis Christensen 55 Astrophysical 55 tropospheric 55 Milankovitch cycles 55 Super Earths 54 Spectrograph 54 Plate Tectonics 54 ARPES 54 Interferometric 54 Photometric 54 THEMIS Image 54 magnetic substorms 54 SeaWiFS 54 galactic cosmic rays 54 Anisotropy 54 Solar Flares 54 Earthshine 54 temporal variability 54 Spectroscopic 54 Extrasolar Planets 54 Oscillation 54 Gravitational Waves 54 electromagnetic flux 53 solar irradiance 53 Cephalopod 53 Spectroradiometer 53 irradiance 53 total solar irradiance 53 Near Infrared 53 radiative forcing 53 Caltech physicist 53 Cosmic Rays 53 Magnetospheric 53 Hubble Captures 53 Oscillations 53 Extrasolar 53 radiative transfer 53 ultraviolet radiation emitted 53 Speciation 53 Bioluminescence 53 Upsilon Andromedae 53 SNR #-#.# 53 sulphate aerosols 53 COROT 7b 53 Astronomers Find 53 weak gravitational lensing 52 photometer 52 Normalized Difference Vegetation 52 Gamma ray 52 sulfate aerosols 52 Infrared Thermal Imaging Spectrometer 52 Martian Soil 52 spin Seebeck 52 Rossby waves 52 Cassini Image 52 Doppler Effect 52 post perovskite 52 retrograde orbit 52 specular reflection 52 X ray absorption spectroscopy 52 obliquity 52 Sea Surface Temperature 52 Cosmic Microwave Background 52 emittance 52 magnetic polarity 52 polar mesospheric clouds 52 Diviner 52 Observable 52 Coloration 52 Exoplanets 52 geoid 52 Mercury magnetosphere 52 Magnification 52 blackbody radiation 52 moons Phobos 52 Conductivity 51 Oxidant 51 crustal thickness 51 Mössbauer 51 UV photons 51 RHESSI 51 Dwarf Planet 51 Helioseismic 51 teleconnections 51 Advanced Microwave Scanning 51 isotopic ratios 51 coronal loops 51 Regolith 51 Habitable Planet 51 Atmospheres 51 Atmospheric Chemistry 51 Cepheid variables 51 absorption spectra 51 albedo reflectivity 51 Biogeochemistry 51 polarimetry 51 cosmic ray intensity 51 Ozone Hole 51 WHIM 51 Flyby 51 sundog 51 radio occultation 51 Habitable 51 Spectrometers 51 Dipole 51 Brillouin 51 backscattered 51 mantle convection 51 solar corona 51 noctilucent clouds 51 Supersymmetry 51 speckle pattern 51 Microfluidic Devices 51 GJ #b [002] 51 earthshine 51 Nanotube 51 Anthropogenic 51 submillimetre wavelengths 51 Southern Oscillation 51 IKAROS 51 Milankovitch 51 electron ion 51 Mg Ca 51 Microstructural 51 Lyman alpha 51 reflectivity 51 ENSO cycle 51 YORP effect 51 Ray Spectrometer 51 ordinary chondrite 50 X ray Spectrometer 50 Radiative 50 C# fullerenes 50 lunar meteorites 50 blackbody 50 Bug Nebula 50 BLG #Lb 50 Solar Radiation 50 NASA Wilkinson Microwave 50 Peony nebula star 50 NDVI 50 IR wavelengths 50 cryovolcanism 50 atmospheric 50 Dynamical 50 polarimetric 50 cosmological distances 50 Acidification 50 Doppler shift 50 Saturn Moons 50 Extreme Ultraviolet 50 dipole moment 50 ESO VLT 50 Kuiper belt objects 50 SINFONI 50 Nankai Trough Zone 50 Martians invading 50 Imaging Spectrometer 50 Organic Molecules 50 Contrails 50 Surface Composition Spectrometer 50 Schroedinger 50 Cassini flyby 50 Heterodyne Instrument 50 isotherms 50 Mass Extinctions 50 synthetic aperture 50 emissivity 50 jovian 50 Martian dust 50 UV wavelengths 50 Asteroid Impact 50 spiral nebulae 50 NASA Spacecraft 50 Cydonia region 50 neutron spectrometer 50 meridional flow 50 Nanostructure 50 Elevated CO2 50 Venusian 50 nightglow 50 Sunshield 50 twin STEREO spacecraft 50 Metamaterial 50 Biofilm Formation 50 Credit ESO 50 Hawking Radiation 50 Caloris 50 Earth ionosphere 50 high redshift galaxies 50 radar interferometry 50 Solar Terrestrial Physics 50 ionospheric 50 baryon acoustic oscillations 50 Inclination 50 Mystery Object 50 Nanomechanical 50 photoelectron 50 Stimulated Emission 50 axial tilt 50 Horsehead Nebula 50 Cosmological 50 Multiscale Modeling 50 X ray spectrometer 50 Macroscopic 50 gravitational radiation 50 forcings 50 zodiacal dust 50 Raman scattering 50 radiative 50 vorticity 50 surface temperatures SSTs 50 ultracold gases 50 ε 50 Corot 9b 49 galaxy redshift 49 Mpc 49 Hominids 49 Saturn Enceladus 49 stellar occultations 49 Extinctions 49 photoionization 49 chondritic 49 photochemistry 49 NASA Atmospheric Infrared 49 Henrik Svensmark 49 Astronomers Discover 49 electron neutrinos 49 starquakes 49 Volcanic Activity 49 SSAO 49 anisotropy 49 NMR Spectroscopy 49 Cassini Finds 49 Ultraviolet Radiation 49 Greenhouse Effect 49 lowermost mantle 49 auroral emissions 49 Bioluminescent 49 EarthCARE 49 Morphology 49 proplyds 49 Planck satellite 49 Lunar Laser Ranging 49 dI dV 49 Infrared System 49 Atomic Scale 49 mineralogical composition 49 Appy Sluijs 49 aerosol particles 49 spectroscopic analysis 49 Precession 49 Habitable Planets 49 gravitational redshift 49 Cassini Captures 49 Solar Eclipse 49 NASA ICESat 49 La Nià ± 49 CO2 CH4 49 Mars Orbiter 49 Geophys 49 occultations 49 de Pater 49 SAXS 49 Pioneer Anomaly 49 carbonate globules 49 Doppler shifts 49 spectroscopic technique 49 electrons protons 49 interannual variability 49 Yarkovsky effect 49 Polarized Light 49 Empedocles 49 Diurnal 49 chlorophyll fluorescence 49 oxygen isotope 49 Sromovsky 49 Thermodynamic 49 Hubble Constant 49 Toutatis 49 Cataclysmic 49 Ulysses spacecraft 49 Melting Glaciers 49 Quadrantid 49 Ionization 49 Alfvén 49 Astronomically 49 Methane Emissions 49 CMB radiation 49 oceanic circulation 49 Cold Dark Matter 49 stratospheric ozone depletion 49 Sunyaev 49 periodicities 49 HD#b 49 spectral measurements 49 aerosol concentrations 49 thermal gradients 49 Coronal 49 journal Acta Astronautica 49 journal Icarus 49 plasmon 49 Moho 49 TrES 4 49 Trace Elements 49 APXS 49 Heliospheric 49 temperature gradients 49 Auroral 49 Astrophysicist 49 visible wavelengths 49 noble gases 49 Coniferous 49 heliospheric 49 Heisenberg Uncertainty Principle 49 EPOCh 49 marinus 49 Schrodinger 49 Thermal Emission 49 Synthesized 49 Reverberation 49 KamLAND 49 sulfate aerosol 49 constellation Serpens 49 Morphological 48 Vortices 48 Delta Cephei 48 Geoengineering 48 Alpha Particle 48 stoichiometry 48 eclipsing binary 48 Comet Halley 48 advection 48 upper tropospheric 48 isotopic compositions 48 Attenuation 48 KH #D 48 Colonizing 48 spaceweather.com 48 auroral 48 θ 48 Fluorescent Lighting 48 Uranus Neptune 48 Madden Julian Oscillation 48 diffusive 48 refracts light 48 Cherenkov 48 HD# [002] 48 Imbrium 48 solar reflectance 48 Neptune Uranus 48 Asteroid Belt 48 filamentary structure 48 Ionized 48 GOSAT 48 X ray pulses 48 Linearity 48 hadron 48 superconducting qubit 48 rover panoramic 48 Meteor Shower 48 extrasolar planetary systems 48 reflectance 48 Object Recognition 48 unpolarized 48 metallicity 48 thermally induced 48 phonon 48 spectroscopic measurements 48 mesospheric 48 carbonaceous chondrites 48 radar altimetry 48 planetary Transits 48 Diffraction 48 cosmic ray 48 Polygons 48 backscattering 48 Submillimeter 48 Wilkinson Microwave Probe 48 Corot 7b 48 atmospheric circulation 48 Convection Rotation 48 scale invariance 48 Solar Sail 48 mirrorlike 48 magnetic monopoles 48 hydrologic cycle 48 microphysical 48 Focal Plane 48 Imaging Techniques 48 Cassini Spacecraft 48 spectral characteristics 48 waning gibbous 48 QQ# 48 thermal inertia 48 Boundary Layer 48 Hyperbolic 48 infra red radiation 48 Plasmonic 48 ESA Integral 48 isotope ratios 48 Kepler 9b 48 Gravitational 48 quantum capacitance 48 isotopic composition 48 Sr Ca 48 Nernst 48 Force Microscopy 48 gravitational perturbations 48 coronal mass ejections CMEs 48 Resonances 48 heterogeneities 48 photolysis 48 Envisat ASAR 48 Phenotypic 48 MODIS instrument 48 P/# A2 48 submillimetre 48 ellipsoid 48 Million Years Ago 48 Gradients 48 magnon 48 Full Moons 48 Extraction Process 48 XF# [002] 48 Atlantic Multidecadal Oscillation AMO 48 Credits ESA 48 Interfacial 48 Planetology 48 Atmospheric Carbon Dioxide 48 laser altimeter 48 harmful ultraviolet 48 MINOS experiment 48 Hyperspectral 48 Ontario Lacus 48 stimulated emission 48 ultracold atoms 48 Sunspots 48 Confocal 48 equatorial bulge 48 dipolar 48 extrasolar 48 ionisation 48 orbital eccentricity 48 Antimatter 48 Magnetic Imager HMI 48 sun irradiance 48 Ionic Liquid 48 X ray wavelengths 48 photosphere 48 Smartest Machine 48 Ionosphere 48 microlens 48 equatorial latitudes 48 El Nino Southern Oscillation 48 ultraviolet radiation UVR 48 Helix Nebula 48 martian meteorites 48 isotope fractionation 48 Ocean Acidification 47 Cat Paw Nebula 47 Image NASA JPL 47 Cosmic Microwave Background CMB 47 Kharecha 47 surface plasmon resonance 47 planetary nebulas 47 Io Europa 47 AATSR 47 diffraction patterns 47 Galapagos finches 47 Extraterrestrial Life 47 Evaporation 47 Bose Einstein condensation 47 Descent Imager Spectral Radiometer 47 Subtropical 47 Magellanic Stream 47 ZephirAWT 47 Transiting 47 Saturn moon Mimas 47 Kuiper Belt Object 47 strange quarks 47 gravitational anomalies 47 Phanerozoic 47 tropopause 47 Cometary 47 lunar highlands 47 albedo feedback 47 Antennae 47 Sunspot Cycle 47 Evolutionary Theory 47 mT 47 Entrainment 47 Mars Atmosphere 47 Irradiance 47 Avishay Gal Yam 47 Spitzer Infrared Array 47 biogeochemical 47 Neutron Detector 47 Astrophysics MOA 47 electrons emitted 47 volcanic plumes 47 Synthesize 47 X FEG 47 Composite Infrared Spectrometer 47 boreal ecosystems 47 Jupiter moon Io 47 VIRTIS 47 coriolis 47 hydrological cycle 47 Fig. 4A 47 SNe Ia 47 climate forcings 47 Southern Annular Mode 47 smallest exoplanet 47 Gamma ray burst 47 ultrashort pulses 47 linearly polarized 47 oxygen isotope ratios 47 Anthropic Principle 47 cirrus cloud 47 spectroscopic observations 47 cometary material 47 Wandering Eye 47 Isotopic 47 Schematic diagram 47 Epimetheus 47 fluorescence quenching 47 MOLA 47 Drake Equation 47 Electrostatic 47 Divine Proportion 47 Magnetic Imager 47 Norrin Radd 47 Ultracold 47 Larry Niven 47 GigaGalaxy Zoom 47 circumstellar 47 fermion 47 Gavin Pretor Pinney 47 diurnal cycle 47 photochemical reactions 47 Evanescent 47 exosphere 47 Carbon Dioxide CO2 47 Keck Interferometer 47 NASA Infrared Telescope 47 aeolian 47 Tropospheric 47 Henize #-# 47 GALEX 47 Appendage 47 Uncooled 47 largest moon Charon 47 astronomer Edmond Halley 47 Ring Nebula 47 Caenorhabditis 47 gold nanorod 47 Lagrangian 47 Zarnecki 47 Heisenberg Principle 47 Raman spectra 47 astrometry 47 magnetic monopole 47 Low Temperature 47 Computational Biophysics Group 47 imaging spectrometer 47 millimeter wavelengths 47 Circadian Clock 47 YORP 47 spatially resolved 47 vegetation greenness 47 atmospheric oceanic 47 Innermost 47 Baryon 47 polar vortex 47 semiconductor nanowire 47 SpaceWeather.com 47 geomagnetic activity 47 sulfur isotopes 47 Pencil Sketch 47 Oldest Known 47 constellation Pisces 47 Yield Clues 47 Organism 47 Brownian motion 47 comet McNaught 47 Ozone Monitoring 47 sunspot activity 47 ozone O3 47 Absolute Zero 47 absorption coefficient 47 D CIXS 47 Kelvin Helmholtz 47 distant supernovae 47 Solubility 47 Mars CRISM 47 Acclimation 47 exo planet 47 Magnetism 47 IRC +# 47 vibrational modes 47 Jamais Cascio 47 Quantum Physics 47 auroral activity 47 Imaging Spectroradiometer 47 Jonathon Keats 47 atmospheric phenomena 47 dephasing 47 Nanoporous 47 glacial interglacial 47 pallidus 47 J# +# [002] 47 water vapor 47 Probabilities 47 atmospheric opacity 47 Biochemical Zoology 47 Mercury exosphere 47 electron flux 47 Thin Film Transistors 47 Prochlorococcus 47 calorimetric 47 zodiac constellations 47 Astrobiology Magazine AM 47 Mars orbiting spacecraft 47 moonquakes 47 helium nuclei 47 astrophysical objects 47 ESO astronomer 47 Red Rectangle 47 Martian moons Phobos 47 circumstellar dust 47 absorption spectroscopy 47 Sounder AIRS instrument 47 interferometers 47 multi decadal 47 planet Gliese #g 47 atmospheric methane 47 Spatially 47 Uranian 47 JDEM 47 Schellart 47 NASA Exobiology 47 Tesla Coil 47 SiO 46 retroreflector 46 elevated atmospheric CO2 46 Gal Yam 46 ESO telescope 46 transmissivity 46 Coulomb blockade 46 Frank Bertoldi 46 Snowball Earth 46 pyroxene 46 proton proton 46 Gaensler 46 Suzaku 46 Atmospheric CO2 46 helicity 46 Gliese #c 46 diffracting 46 Total Ozone Mapping 46 Abdominal Fat 46 SN #A 46 Yb 46 Foing 46 Cryospheric Sciences Branch 46 stratospheric clouds 46 Microlensing Observations 46 Laser Induced 46 COROT 46 bolometers 46 sun ultraviolet radiation 46 gamma rays emitted 46 solar minima 46 Climate Warming 46 Mid Infrared 46 greenhouse warming 46 subsurface scattering 46 inhomogeneities 46 Tau Ceti 46 circularly polarized light 46 telescopic observations 46 coronagraph 46 infrared radiation 46 manganite 46 Electrodynamics 46 ESA Herschel 46 antineutrinos 46 corona discharge 46 asteroidal 46 Primordial Soup 46 Paleoclimate 46 climatic variability 46 particle analyzers 46 geoneutrinos 46 highly collimated 46 orbital resonance 46 Fomalhaut b 46 valence electron 46 Colorless 46 Hubble Near Infrared 46 Panoramic Camera 46 Fibonacci Sequence 46 LAGEOS 46 LENR 46 Poincaré 46 Self Assembled 46 Brain Wiring 46 Warps 46 Cosmic Dust 46 Coriolis Effect 46 Solar Dynamics Observatory 46 Photoacoustic 46 tiny single celled 46 geomagnetic storms 46 gluon 46 geosphere 46 mu Arae 46 atmospheric moisture 46 galaxy M# [001] 46 electron scattering 46 antineutrino 46 Ultra violet 46 Electromagnetism 46 refractive indices 46 osmotic stress 46 Syrtis Major 46 Struct 46 RS Ophiuchi 46 Saturnian 46 Shape Shifting 46 planetary astronomer 46 Ian McShane Pillars 46 Hominid 46 Photobiology 46 magnetic susceptibility 46 Fig. 1a 46 planetary orbits 46 Kepler Mission 46 Oxygenation 46 Higgs bosons 46 Muons 46 Calorimeter 46 particle acceleration 46 quasiparticle 46 radiative cooling 46 asteroids comets 46 Mini Thermal Emission 46 Infrared Camera 46 Dwarf Galaxies 46 Nima Arkani Hamed 46 supercooling 46 micrograph 46 particle astrophysics 46 Trifid 46 satellite altimetry 46 WMAP satellite 46 yardangs 46 NASA GOES 46 Velicogna 46 particle morphology 46 Comet Holmes 46 Comet Encke 46 Reveries 46 ejecta 46 biosignature 46 High Temperature Superconductivity 46 Ultraviolet radiation 46 Transcriptome 46 Global Precipitation Climatology 46 Chemical Reactions 46 GJ #b [001] 46 Reiner Gamma 46 lensing galaxy 46 Kirlian 46 longwave radiation 46 Dispersion 46 NOAA GOES 46 ALH# 46 Europa Ganymede 46 cloud microphysics 46 Global Warming Potential GWP 46 graphite whiskers 46 MG J# +# 46 NEAs 46 Emitted 46 Multi Object Spectrograph 46 X Chromosome 46 electroluminescence 46 Spider Silk 46 Stardust Spacecraft 46 Galilean moons 46 Convective 46 Moondust 46 galactic cosmic ray 46 Fossae 46 Nanoimprint Lithography 46 X ray scattering 46 Quantum Dots 46 planet magnetosphere 46 Adsorption 46 Cassini ion 46 Fourier Transform Infrared 46 Lunar Eclipse 46 journal Climatic Change 46 Hubble orbits 46 constellation Eridanus 46 geological timescales 46 insolation 46 gravitational lens 46 ENSO 46 Cassini flybys 46 Ultraviolet rays 46 upper troposphere 46 Total Lunar Eclipse 46 diffraction pattern 46 Mesoscopic 46 Reproduces 46 Nanocrystals 46 relativity theory 46 Cloud Aerosol Lidar 46 photoluminescence 46 Fushigi Yugi 46 Crab Pulsar 46 Globular Cluster 46 Terraforming 46 neutrino oscillations 46 altimetry 46 Saturn outermost 46 Dark Matter 46 pollutant concentrations 46 yr -1 46 magnetization 46 Hinode spacecraft 46 sized planets orbiting 46 interstellar dust grains 46 microlensing events 46 Thermal Conductivity 46 Omega Centauri 46 Lava Flows 46 Becquerel 46 ESA Envisat satellite 46 Cavity Ring Down 46 surface plasmon 46 HiRISE image 46 anthropogenic greenhouse gases 46 azimuthal 46 convection currents 46 Hipparcos 46 cosmological parameters 46 interannual 46 ESA Planck 46 Asteroid Itokawa 46 surface plasmon polariton 46 Kuiper Belt Objects 46 GJ#b 46 Seafloor 46 Crustal 46 ionized particles 46 Epsilon Indi 46 enthalpy 46 planets comets 46 hydrogen deuterium 46 journal Astrobiology 46 Eridani 46 Hinode 46 KIPAC 46 pyroelectric 46 Sequenced 46 photocurrent 46 Crop Circles 46 Conformational 46 bathymetry 46 Mate Adamkovics 46 Gestural 46 atmospheric aerosol 46 cosmic collisions 46 Extragalactic 46 V# Mon 46 Emits 46 Nerve Cell 46 Relative Humidity 46 Geomagnetic 46 armillary sphere 46 supersymmetric particles 46 Excitation 46 Crystallization 46 Robock 46 photoemission 46 Meenakshi Wadhwa 46 Distant Planet 46 sterile neutrino 46 orbiting gamma ray 46 neutral mass spectrometer 45 Solar Optical Telescope 45 ultraviolet UV radiation 45 Biotic 45 moon gravitational pull 45 spectroscopically 45 wavefunction 45 sulphate particles 45 SST anomalies 45 Single Molecule 45 moondust 45 biogeochemical cycling 45 Fermi Paradox 45 quantum criticality 45 reflection nebula 45 Bose Einstein Condensate 45 decoherence 45 Orbits 45 midlatitudes 45 Personality Traits 45 gibbous 45 tholins 45 ADM Aeolus 45 WASP #b 45 Fig. 1b 45 photometry 45 x ray tomography 45 XTE J# 45 perturbation theory 45 ultraviolet wavelengths 45 Nuclear Fission 45 Otto Bliesner 45 quantum tunneling 45 Credit NASA JPL 45 Fractal Geometry 45 Saturn auroras 45 colloidal crystals 45 Cassini Orbiter 45 eddy covariance 45 Scorpii 45 Heliospheric Observatory SOHO 45 Nanofiber 45 atmospheric turbulence 45 Tycho Brahe 45 spectral fingerprints 45 solar prominences 45 Earth biosphere 45 Gregory Asner 45 Hue Saturation 45 Cosmic Evolution 45 Observatoire de Paris 45 Calorimetry 45 NASA THEMIS 45 SIM PlanetQuest 45 Synthetic Aperture 45 CoRoT 45 Peter Jenniskens 45 nucleosynthesis 45 DISR 45 aerosols 45 Torino Scale 45 3rd edn 45 hydroxyl radical 45 convective clouds 45 Dimitar Sasselov 45 coronal loop 45 Comet Dust 45 astrometric 45 obscuration 45 Teledyne Imaging 45 ESA Cluster 45 cryosphere 45 Barometric Pressure 45 Prisms 45 Quantum Theory 45 Michelson interferometer 45 Tsukihime 45 Mandragora 45 substorm 45 auroral displays 45 planetary alignments 45 Epsilon Aurigae 45 Lunar Orbit 45 W boson 45 Quadrantids 45 Dave Reneke 45 Swift Tuttle 45 Supermoon 45 shear modulus 45 altitudinal